Managed detection and response services help organizations identify and contain attacks when security alerts exceed the capacity of internal teams. Effective MDR combines monitoring technology with analysts who can investigate suspicious activity and take or coordinate response actions. Coverage across endpoints, identities, networks, and cloud workloads increasingly matters as business systems become more distributed. Buyers also need clear responsibilities for containment, escalation, reporting, and remediation.
1. Itexus
Itexus develops and supports software for financial institutions and fintech businesses, with cybersecurity and compliance work tied directly to production systems. Its security capabilities include penetration testing, threat detection, security audits, infrastructure controls, and improvements to incident response processes. The company also provides proactive monitoring, escalation, and maintenance for software where availability and data protection are critical.
That combination is especially relevant when detection and response must be built into a financial application, its cloud environment, and the engineering workflow. Itexus can help security and development teams address identified weaknesses, strengthen monitoring, and implement changes to the underlying application rather than treating every finding as a separate consulting exercise.
Key Facts
- Best for: Fintech and banking software with security and compliance requirements
- Core services: Managed detection and response, cybersecurity assessments, penetration testing, production monitoring, software support
- Specialization: Financial applications, security controls, and incident response processes
- Headquarters: Dover, DE, USA
- Founded: 2013
- Team size: 150+ engineers
Contact Information
- Website: itexus.com
- Email: moc.suxeti@ofni
- Address: 8, The Green, STE road, Dover, DE 19901
- Facebook: www.facebook.com/itexus
- Instagram: www.instagram.com/itexus.soft
- LinkedIn: www.linkedin.com/company/itexus-fintech-software
- Twitter: x.com/ItexusSoft
2. Arctic Wolf
Arctic Wolf runs its Aurora Managed Detection and Response service around three stages: detect, respond and remediate. Its security teams provide 24x7 monitoring, investigations and response actions, while an assigned concierge group reviews each customer's environment, priorities and risks. The Aurora platform uses an open XDR architecture with more than 200 integrations, so it can take telemetry from tools a company already runs.
The service also covers deployment, posture assessments, account reviews and incident response, including digital forensics and business restoration after a severe incident. Arctic Wolf offers a Security Operations Warranty for customers on its Total Security Operations bundle. It suits mid-sized organizations that want an outside team to run detection and response and to guide security improvements over time.
Key Facts
- Best for: Mid-sized organizations wanting a concierge-led MDR service
- Core services: 24x7 monitoring, investigation, response, incident response, posture reviews
- Specialization: Open XDR platform with 200+ telemetry integrations
- Headquarters: Eden Prairie, MN, USA
- Founded: 2012
- Team size: 1,001–5,000 employees
Contact Information
- Website: arcticwolf.com
3. Expel
Expel provides managed detection and response that works on top of the security tools a customer already owns. Its coverage spans cloud, identity, email, SIEM, SaaS and on-premises environments, and the company lists more than 160 technology integrations across endpoint, network, cloud control plane, identity, OT and email sources.
Service packages scale by attack surface: the Starter tier covers cloud, identity, network and endpoint, while the Select tier adds cloud control plane and SaaS application coverage with auto-remediation across several surfaces. It fits cloud-heavy companies that want MDR without replacing their existing security stack.
Key Facts
- Best for: Cloud-heavy companies keeping their existing security tools
- Core services: MDR, cloud and identity monitoring, SaaS detection, auto-remediation
- Specialization: Cloud, identity and SaaS attack surfaces
- Headquarters: Herndon, VA, USA
- Founded: 2016
- Team size: 201–500 employees
Contact Information
- Website: expel.com
- LinkedIn: www.linkedin.com/company/expel
4. eSentire
eSentire delivers multi-signal managed detection and response across endpoint, network, log, cloud and identity data. Its Atlas Platform combines automated investigation with oversight from human analysts, and the company works across a customer's existing vendor stack through more than 300 technology integrations. A 24/7 Security Operations Center handles threat hunting, incident handling and hands-on remediation.
The company's Threat Response Unit publishes original threat research and feeds new protections into the service. Customers can follow investigations through the Atlas Operations Center.
Key Facts
- Best for: Organizations wanting provider-led containment and remediation
- Core services: Multi-signal MDR, 24/7 SOC, threat hunting, remediation
- Specialization: Atlas Platform and in-house threat research unit
- Headquarters: Waterloo, Canada
- Founded: 2001
- Team size: 501–1,000 employees
Contact Information
- Website: esentire.com
- Phone: 1-866-579-2200
- LinkedIn: ca.linkedin.com/company/esentire-inc-
5. CDW
CDW provides a dedicated managed detection and response service designed for organizations that need continuous security coverage without operating their own full security operations center. Its MDR offering combines 24/7 detection and response with coverage across endpoints, networks, and cloud environments. The service also emphasizes testing whether an organization's deployed security controls offer meaningful protection.
CDW's approach is useful for teams dealing with fragmented security products or alert backlogs. It connects monitoring with investigation and containment, and its broader technology services provide context for organizations managing substantial IT environments. Buyers can discuss how existing tools feed into the service, what actions analysts take directly, and which incidents require the customer's approval.
Key Facts
- Best for: Businesses seeking 24/7 MDR alongside broader IT services
- Core services: Threat detection, SOC coverage, investigation, incident containment
- Specialization: Endpoint, network, and cloud visibility
- Headquarters: Vernon Hills, IL, USA
- Founded: 1984
- Team size: 10,001+ employees
Contact Information
- Website: www.cdw.com
- Phone: 847.371.6090
- Address: 200 N Milwaukee Ave. Vernon Hills, IL 60061
- LinkedIn: www.linkedin.com/company/cdw
- Facebook: www.facebook.com/CDWCorporation
- Twitter: x.com/CDWCorp
6. OSKI Solutions
OSKI Solutions works on cybersecurity, compliance, cloud operations, and the maintenance of production applications. Its security services cover assessments, penetration testing, application hardening, access controls, and DevSecOps. The team also runs monitoring and incident response workflows for applications, integrations, databases, and cloud infrastructure, with escalation and maintenance organized around service agreements.
The practical connection to managed threat response is its ability to investigate and fix issues inside the systems being operated. When an alert points to vulnerable code, weak configuration, or an unreliable integration, OSKI's engineering teams can address the source while maintaining operational visibility. This is useful for organizations coordinating software maintenance and security improvements across the same platform.
Key Facts
- Best for: Application and cloud environments requiring ongoing security engineering
- Core services: Cybersecurity audits, DevSecOps, monitoring, incident response, managed IT
- Specialization: Production software, cloud configuration, and vulnerability remediation
- Headquarters: Tallinn, Estonia
- Team size: 51–200 employees
Contact Information
- Website: oski.site
- Email: etis.ikso@tcatnoc
- LinkedIn: www.linkedin.com/company/oski-solutions
7. Synoptek
Synoptek offers a managed detection and response service built around continuous monitoring, security analysis, and incident investigation. Its MDR coverage includes endpoint protection, endpoint detection and response, managed SIEM, and Microsoft 365 threat monitoring. Security operations analysts review incidents, correlate alerts with threat intelligence, and help prioritize genuine risks.
Organizations with a mixture of cloud services, office productivity tools, and conventional infrastructure may find this combination practical. Synoptek pairs MDR with cybersecurity assessments, ransomware defense, and advisory services, supporting teams that want ongoing monitoring and a wider security program from the same provider. The company's focus on alert validation also matters when internal teams need fewer false alarms and clearer priorities.
Key Facts
- Best for: Organizations combining MDR with managed IT and security advisory
- Core services: MDR, EDR, SIEM, Microsoft 365 security, ransomware defense
- Specialization: 24/7 investigation and analyst-led alert prioritization
- Headquarters: Costa Mesa, CA, USA
- Founded: 2001
- Team size: 1,001–5,000 employees
Contact Information
- Website: synoptek.com
- Email: moc.ketponys@seiriuqniselas
- Phone: 949-241-8600
- Address: Pacific Arts Plaza, 611 Anton Blvd., Suite #925 Costa Mesa, CA 92626
- LinkedIn: www.linkedin.com/company/synoptek
8. Logically
Logically combines managed IT with cyber resilience services, including managed detection and response and a security operations center. Its MDR and XDR capabilities cover monitoring across endpoints, cloud infrastructure, and networks, followed by investigation and threat containment. Its SecureCare cybersecurity offering uses SentryXDR to bring together monitoring, SIEM data, and expert-led response.
The integrated delivery model is relevant to businesses that want their security provider to understand day-to-day IT operations as well. Logically connects threat response with maintenance, continuity planning, and recovery preparedness. That can simplify coordination when a security incident also requires endpoint administration, configuration changes, or steps to keep business services operating.
Key Facts
- Best for: Mid-sized businesses combining managed IT and cyber resilience
- Core services: MDR, XDR, SOC monitoring, EDR, cyber resilience
- Specialization: Coordinated security and IT operations
- Headquarters: Dublin, OH, USA
- Founded: 1999
- Team size: 201–500 employees
Contact Information
- Website: www.logically.com
- Email: moc.yllacigol@olleh
- Phone: (866) 946-9638
- Address: 5747 Perimeter Drive Suite 110 Dublin, OH 43017
- LinkedIn: www.linkedin.com/company/logicallymssp
9. A-listware
A-listware supplies software engineers and IT specialists for development, infrastructure management, testing, and cybersecurity engagements. Its cybersecurity portfolio includes managed security services, security assessments, penetration testing, security code reviews, and information security consulting. Infrastructure capabilities cover cloud management, managed IT support, DevOps, and network management.
For organizations expanding threat detection processes, A-listware brings application and infrastructure expertise into the security work. Its engineering teams can support hardening, testing, remediation, and the operational controls around a managed security program. This is a practical angle for businesses whose threat exposure spans custom software, cloud services, and the environments maintained by an outsourced technical team.
Key Facts
- Best for: Businesses coordinating managed security and software engineering
- Core services: Managed security, security testing, code review, cloud and IT support
- Specialization: Cybersecurity expertise integrated with outsourced technical teams
- Headquarters: London, UK
Contact Information
- Website: a-listware.com
- Email: moc.erawtsil-a@ofni
- Phone: +44 (0)142 439 01 40
- Address: St. Leonards-On-Sea, TN37 7TA, UK
- Facebook: www.facebook.com/alistware
- LinkedIn: www.linkedin.com/company/a-listware
10. NexusTek
NexusTek's MDR service covers the full threat-management cycle, from detection through investigation, containment, and remediation. A 24/7 security team works across endpoints, networks, applications, and cloud environments. The service combines security-data analysis and threat hunting with automated playbooks and analyst-led response actions.
NexusTek also emphasizes incident reporting, exposure reduction, and help with regulatory or board-level security needs. It can suit organizations that lack sufficient internal security coverage but still need evidence of how threats were handled. The managed approach is designed to relieve internal teams of alert triage while keeping remediation tied to practical changes in the environment.
Key Facts
- Best for: Teams needing outsourced security monitoring and full incident remediation
- Core services: MDR, threat hunting, containment, remediation, security reporting
- Specialization: Full-lifecycle threat management with 24/7 security analysts
- Headquarters: Greenwood Village, CO, USA
- Founded: 1996
- Team size: 201–500 employees
Contact Information
- Website: www.nexustek.com
- Phone: 877-470-0401
- Email: moc.ketsuxen@ofni
- Address: 2875 Michelle Drive Suite 170 Irvine, CA 92602
- LinkedIn: www.linkedin.com/company/nexustek
- Facebook: www.facebook.com/NexusTek
- Twitter: x.com/NexusTek
11. All Covered
All Covered delivers managed detection and response through a 24/7 security operations center. Its MDR portfolio includes managed endpoint protection, security information and event management, threat hunting, and incident-response planning. The company describes a service that investigates threats, isolates affected devices, and supports root-cause analysis rather than simply forwarding automated alerts.
All Covered also operates as an IT services provider, which is useful when security actions must be coordinated with infrastructure support and business continuity. Its MDR offering includes regular reporting and attention to compliance requirements. Businesses evaluating it should look closely at the proposed coverage across devices, network activity, cloud services, and the specific response authority delegated to the SOC.
Key Facts
- Best for: Businesses wanting MDR connected to outsourced IT management
- Core services: MDR, SIEM, endpoint detection, incident planning, threat hunting
- Specialization: Managed SOC operations and integrated IT-security response
- Parent company: Konica Minolta
- Headquarters: Ramsey, NJ, USA
Contact Information
- Website: www.allcovered.com
- Email: moc.derevoclla@troppus
- Phone: 877.224.8911
- Address: 100 Williams Dr., Ramsey, NJ 07446
- LinkedIn: www.linkedin.com/company/all-covered
- Facebook: www.facebook.com/AllCoveredIT
- Twitter: x.com/allcovered
12. TPx
TPx offers managed detection and response alongside managed security, connectivity, and IT services. Its MDR offering includes endpoint and firewall monitoring, with security analysts investigating suspicious activity and responding when threats are confirmed. The company has described geographically distributed security operations centers providing continuous threat hunting and mitigation.
The two MDR paths make TPx relevant to businesses considering which part of their environment needs the strongest managed coverage first. Endpoint protection focuses on workstations and servers, while firewall MDR concentrates on network-boundary activity. Organizations already using TPx for managed networking or IT services may also find it useful to align connectivity and security operations under one provider.
Key Facts
- Best for: Businesses combining security monitoring with networking services
- Core services: Endpoint MDR, firewall MDR, managed security, managed IT
- Specialization: Analyst-led endpoint and firewall threat response
- Headquarters: Austin, TX, USA
- Founded: 1998
Contact Information
- Website: www.tpx.com
- Phone: 877-487-8722
- Address: 1181 Grier Drive Suite E Las Vegas, NV 89119
- LinkedIn: www.linkedin.com/company/tpx-communications
- Instagram: www.instagram.com/tpxcommunications
13. Executech
Executech provides managed cybersecurity services designed to detect and contain threats across business IT environments. Its MDR program includes 24/7 live monitoring, alert triage, threat hunting, and coordinated incident response. The company combines these functions with managed IT, endpoint protection, firewall management, and backup services, giving security teams a consistent approach to prevention, detection, and recovery.
Under its Modern Technology Partnership model, Executech pairs ongoing security operations with senior cybersecurity oversight and defined escalation procedures. Suspicious activity is investigated by its team, with documented workflows for remediation and containment. This approach suits organizations seeking a single provider for continuous threat monitoring and broader IT operations rather than assembling separate teams for each function.
Key Facts
- Best for: Organizations seeking integrated MDR and managed IT operations
- Core services: 24/7 MDR monitoring, threat hunting, incident response, firewall management
- Specialization: Continuous security monitoring, alert triage, and coordinated remediation
- Headquarters: South Jordan, UT, USA
- Founded: 1999
- Team size: 201–500 employees
Contact Information
- Website: executech.com
- Phone: 1-303-596-8567
- Address: 375 McCaslin Blvd, Suite 216 Louisville, CO 80027 United States
- LinkedIn: www.linkedin.com/company/executech
14. CMIT Solutions
CMIT Solutions provides managed detection and response services aimed at small and mid-sized businesses. Its MDR offering combines continuous monitoring, security analysis, threat hunting, and incident response. The company focuses on reducing exposure to ransomware and data breaches for organizations that may not have the resources to staff a security operations center themselves.
CMIT's broader managed IT presence gives businesses a way to connect security monitoring with everyday technical support. This can be especially relevant when a suspicious endpoint, misconfiguration, or compromised account calls for both security investigation and hands-on IT action. The provider's SMB focus also makes it relevant to organizations seeking managed coverage without building a large internal cyber team.
Key Facts
- Best for: Small and medium-sized businesses needing ongoing MDR
- Core services: 24/7 monitoring, threat detection, threat hunting, incident response
- Specialization: Outsourced cybersecurity for lean IT teams
- Headquarters: Austin, TX, USA
- Founded: 1996
- Team size: 501–1,000 employees
Contact Information
- Website: cmitsolutions.com
- Phone: (800) 399-2648
- Address: 9433 Bee Cave Rd, Bldg 3, Ste 210 Austin, TX 78733
- LinkedIn: www.linkedin.com/company/cmit-solutions-inc
- Twitter: x.com/cmitsolutions
15. Marco Technologies
Marco provides managed cybersecurity services that include fully managed detection and response, managed endpoint protection, and a human-led security operations center. Its cybersecurity program incorporates security monitoring, identity controls, email protection, and managed IT operations. The MDR component is designed to detect suspicious behavior and support response without requiring customers to operate their own SOC.
Marco is relevant for businesses that want security monitoring to fit an existing managed IT relationship. Its service scope extends beyond identifying threats to controls that reduce exposure, such as patching, endpoint management, and access security. This creates a practical operating model for organizations seeking prevention, investigation, and remediation through coordinated technical support.
Key Facts
- Best for: Mid-market organizations seeking integrated managed cyber operations
- Core services: MDR, endpoint security, 24/7 SOC, identity and email security
- Specialization: Human-led monitoring and managed cybersecurity controls
- Headquarters: St. Cloud, MN, USA
- Founded: 1973
- Team size: 1,001–5,000 employees
Contact Information
- Website: www.marconet.com
- Email: moc.tenocram@ocram
- Phone: 800.329.1500
- Address: 106 Allen Road, Suite 102, Basking Ridge, NJ 07920
- LinkedIn: www.linkedin.com/company/marco-technologies
- Instagram: www.instagram.com/marcocommunity
- Facebook: www.facebook.com/marcoculture
- Twitter: x.com/MarcoTechnology
16. CrowdStrike
CrowdStrike delivers MDR through Falcon Complete, combining the Falcon platform with 24/7 expert-led monitoring, investigation, threat hunting, and response. Current coverage spans endpoints, identities, cloud workloads, and data from the broader Falcon security ecosystem. Its model is tightly integrated with CrowdStrike technology, which can simplify operations for organizations that already use the Falcon platform or want a single vendor across endpoint protection, threat intelligence, identity security, and next-generation SIEM.
Falcon Complete is designed for teams that want active containment and remediation rather than alert forwarding alone. CrowdStrike has also expanded the service toward AI-accelerated and agentic security operations, while keeping security experts involved in investigations and response decisions.
Key Facts
- Best for: Organizations standardizing security operations on the CrowdStrike Falcon platform
- Core services: 24/7 MDR, threat hunting, managed endpoint protection, identity protection, cloud workload protection
- Specialization: AI-native, cross-domain detection and response
- Notable strength: Integrated investigation and remediation across Falcon security domains
- Headquarters: Austin, TX, USA
- Founded: 2011
- Team size: 10,001+ employees
Contact Information
- Website: www.crowdstrike.com
- Phone: 1-888-512-8906
- Email: moc.ekirtsdworc@ofni
- LinkedIn: www.linkedin.com/company/crowdstrike
- Twitter: x.com/CrowdStrike
- Instagram: www.instagram.com/crowdstrike
17. Fortinet
Fortinet provides FortiGuard Managed Detection and Response for customers using FortiEDR and FortiXDR. The service includes 24x7 alert and threat monitoring, incident triage, proactive threat hunting, malware analysis, containment, and guided remediation. Fortinet security experts review detections and can take response actions according to the customer's agreed risk profile and operating model.
This is a natural option for organizations already invested in the Fortinet Security Fabric and looking to extend endpoint detection into a managed service. Fortinet also offers adjacent SOC-as-a-Service, incident response, forensics, and security readiness services, which can support teams that want to expand from endpoint-focused MDR toward a broader security operations program.
Key Facts
- Best for: FortiEDR and FortiXDR customers that want 24x7 managed security operations
- Core services: MDR, threat hunting, incident triage, containment, remediation, malware analysis
- Specialization: Endpoint-centered MDR integrated with the Fortinet Security Fabric
- Headquarters: Sunnyvale, CA, USA
- Founded: 2000
- Team size: 10,001+ employees
Contact Information
- Website: www.fortinet.com
- Phone: +1-866-868-3678
- Email: moc.laredeftenitrof@ofni
- Address: 909 Kifer Road, Sunnyvale, CA 94086, USA
- LinkedIn: www.linkedin.com/company/fortinet
- Facebook: www.facebook.com/fortinet
- Twitter: x.com/Fortinet
- Instagram: www.instagram.com/fortinet
18. SentinelOne
SentinelOne delivers managed detection and response through Wayfinder Threat Detection and Response, with MDR as one of the framework's core managed services. The offering provides 24/7 expert monitoring, investigation, and response across endpoints, cloud, and identity, supported by the Singularity platform and SentinelOne's threat intelligence and AI capabilities. Threat hunting and incident readiness services can be added within the same operating framework.
The service is suited to organizations that want MDR tightly connected to SentinelOne's endpoint, cloud, identity, and security data capabilities. It also provides a clear path for teams that want to combine machine-speed detection with analyst-led judgment and proactive threat hunting rather than treat MDR as a separate alert-handling layer.
Key Facts
- Best for: Organizations using or standardizing on the SentinelOne Singularity platform
- Core services: 24/7 MDR, investigation, managed response, threat hunting, incident readiness
- Specialization: Unified managed threat detection across endpoint, cloud, and identity
- Headquarters: Mountain View, CA, USA
- Founded: 2013
- Team size: 1,001–5,000 employees
Contact Information
- Website: www.sentinelone.com
- Phone: +1-855-868-3733
- LinkedIn: www.linkedin.com/company/sentinelone
- Facebook: www.facebook.com/SentinelOne
- Twitter: x.com/SentinelOne
19. Check Point Software
Check Point provides Managed Detection and Response through its MDR and MDR 360 offerings, combining 24/7 monitoring with threat investigation, hunting, response, and remediation. Current coverage spans endpoints, cloud, identity, email, network, and IoT environments, with vendor-neutral integrations available for organizations that already operate a mixed security stack.
The service is built around a prevention-first model backed by Check Point threat intelligence, security analysts, incident responders, and automation. It is a strong fit for teams that want broad telemetry coverage and managed response without limiting the program to one endpoint product. Check Point also offers integrated identity threat detection and managed SIEM options for organizations expanding their SOC capabilities.
Key Facts
- Best for: Enterprises seeking broad, vendor-neutral MDR coverage
- Core services: 24/7 MDR, threat hunting, automated containment, incident response, managed SIEM options
- Specialization: Cross-environment monitoring across endpoint, cloud, identity, email, network, and IoT
- Headquarters: Tel Aviv, Israel
- Founded: 1993
- Team size: 5,001–10,000 employees
Contact Information
- Website: www.checkpoint.com
- Phone: +1-866-488-6691
- Address: 100 Oracle Parkway, Suite 800, Redwood City, CA 94065
- LinkedIn: www.linkedin.com/company/check-point-software-technologies
- Facebook: www.facebook.com/checkpointsoftware
- Twitter: x.com/checkpointsw
- Instagram: www.instagram.com/checkpointsoftware
20. Sophos
Sophos MDR combines 24/7 monitoring, investigation, threat hunting, and response with the Sophos security platform and support for third-party security tools. The service uses both automation and human analysts, with security researchers, detection engineers, incident responders, and threat hunters contributing to the operating model. Sophos positions the service as vendor-agnostic, so organizations can bring existing technologies rather than replacing the entire stack.
This approach works well for midmarket and enterprise teams that need continuous security operations without building a full internal SOC. Sophos MDR can also provide containment and response for confirmed threats, which moves the service beyond basic alert escalation and makes it suitable for teams seeking a more outcome-focused managed model.
Key Facts
- Best for: Organizations that want 24/7 MDR while keeping much of their existing security stack
- Core services: Monitoring, investigation, response, threat hunting, detection engineering
- Specialization: Vendor-agnostic MDR with human-led security operations
- Headquarters: Abingdon, UK
- Founded: 1985
- Team size: 1,001–5,000 employees
Contact Information
- Website: www.sophos.com
- Phone: +1(833) 886-6005
- Twitter: x.com/SophosSupport
21. Palo Alto Networks
Palo Alto Networks delivers MDR through Unit 42, combining 24/7 expert monitoring with threat hunting, investigation, containment, and remediation. The service uses Cortex XDR to aggregate telemetry across endpoint, network, cloud, and identity sources, giving analysts cross-environment context during investigations. Unit 42 also brings incident-response and threat-intelligence expertise into the managed service.
This is a strong fit for organizations that want MDR tied directly to Cortex security operations and the broader Palo Alto Networks ecosystem. The service emphasizes active response and cross-environment investigation, which can be valuable for enterprises dealing with attacks that move between identity, endpoint, network, and cloud rather than staying within a single security domain.
Key Facts
- Best for: Enterprises using Cortex XDR and seeking Unit 42 expert-led operations
- Core services: 24/7 MDR, threat hunting, cross-environment investigation, managed response and remediation
- Specialization: Cortex-integrated detection and response backed by Unit 42 expertise
- Headquarters: Santa Clara, CA, USA
- Founded: 2005
- Team size: 10,001+ employees
Contact Information
- Website: www.paloaltonetworks.com
- Phone: (408) 753-4000
- Address: 3000 Tannery Way, Santa Clara, CA 95054
- LinkedIn: www.linkedin.com/company/palo-alto-networks
- Facebook: www.facebook.com/PaloAltoNetworks
- Twitter: x.com/PaloAltoNtwks
22. Vectra AI
Vectra AI provides Managed Detection and Response services built around its threat detection and response platform. The service adds 24/7 analyst coverage for investigations, prioritization, and response across public cloud services, SaaS applications, identity systems, and network infrastructure. Vectra's model is collaborative, allowing internal security teams to work in the same platform as managed analysts rather than receiving only external tickets.
This makes Vectra relevant to organizations that want to retain hands-on control while extending their SOC with managed expertise. Its focus on network and identity behavior is particularly useful for teams trying to detect attacker movement that may not be obvious from endpoint telemetry alone. MDR and extended managed services can be layered around the same threat-detection foundation.
Key Facts
- Best for: Security teams that want collaborative MDR with strong network and identity visibility
- Core services: 24/7 MDR, investigation, threat prioritization, response support, managed threat detection
- Specialization: Behavior-based detection across network, identity, SaaS, and cloud
- Headquarters: San Jose, CA, USA
- Founded: 2011
- Team size: 501–1,000 employees
Contact Information
- Website: www.vectra.ai
- Email: ia.artcev@troppus
- Address: 550 S. Winchester Blvd. Suite 200 San Jose, CA, USA 95128
- LinkedIn: www.linkedin.com/company/vectra_ai
- Facebook: www.facebook.com/VectraAI
- Twitter: x.com/vectra_ai
- Instagram: www.instagram.com/vectra_ai
23. Bitdefender
Bitdefender MDR provides 24x7 managed security operations through a global SOC model, combining the GravityZone security platform with continuous monitoring, threat analysis, threat hunting, and response. Analysts manage the alert lifecycle, investigate incidents, and can take pre-approved actions to contain and mitigate threats. The service also gives customers access to an MDR portal for visibility into investigations and recommendations.
Bitdefender is a practical fit for organizations that want the security platform and managed service from one provider, particularly where internal teams do not have enough analysts to maintain continuous coverage. Its service model includes global SOC support, human-led investigation, and active response, with options that can serve both direct enterprise buyers and managed service providers.
Key Facts
- Best for: Organizations seeking a combined endpoint platform and 24x7 MDR service
- Core services: Continuous monitoring, threat hunting, incident investigation, containment, managed response
- Specialization: GravityZone-based MDR delivered through global SOC teams
- Headquarters: Bucharest, Romania
- Founded: 2001
- Team size: 1,001–5,000 employees
Contact Information
- Website: www.bitdefender.com
- Address: San Antonio, 111 W. Houston Street, Suite 2105, Frost Tower Building, Texas 78205
- LinkedIn: www.linkedin.com/company/bitdefender
- Facebook: www.facebook.com/bitdefender
- Twitter: x.com/bitdefender
- Instagram: www.instagram.com/bitdefender
Comparison Table
| Company | Best for | Headquarters | Founded | Team size |
| Itexus | Fintech and banking software with security and compliance requirements | Dover, DE, USA | 2013 | 150+ engineers |
| Arctic Wolf | Mid-sized organizations wanting a concierge-led MDR service | Eden Prairie, MN, USA | 2012 | 1,001–5,000 employees |
| Expel | Cloud-heavy companies keeping their existing security tools | Herndon, VA, USA | 2016 | 201–500 employees |
| eSentire | Organizations wanting provider-led containment and remediation | Waterloo, Canada | 2001 | 501–1,000 employees |
| CDW | Businesses seeking 24/7 MDR alongside broader IT services | Vernon Hills, IL, USA | 1984 | 10,001+ employees |
| OSKI Solutions | Application and cloud environments requiring ongoing security engineering | Tallinn, Estonia | — | 51–200 employees |
| Synoptek | Organizations combining MDR with managed IT and security advisory | Costa Mesa, CA, USA | 2001 | 1,001–5,000 employees |
| Logically | Mid-sized businesses combining managed IT and cyber resilience | Dublin, OH, USA | 1999 | 201–500 employees |
| A-listware | Businesses coordinating managed security and software engineering | London, UK | — | — |
| NexusTek | Teams needing outsourced security monitoring and full incident remediation | Greenwood Village, CO, USA | 1996 | 201–500 employees |
| All Covered | Businesses wanting MDR connected to outsourced IT management | Ramsey, NJ, USA | — | — |
| TPx | Businesses combining security monitoring with networking services | Austin, TX, USA | 1998 | — |
| Executech | Organizations seeking integrated MDR and managed IT operations | South Jordan, UT, USA | 1999 | 201–500 employees |
| CMIT Solutions | Small and medium-sized businesses needing ongoing MDR | Austin, TX, USA | 1996 | 501–1,000 employees |
| Marco Technologies | Mid-market organizations seeking integrated managed cyber operations | St. Cloud, MN, USA | 1973 | 1,001–5,000 employees |
| CrowdStrike | Organizations standardizing security operations on the CrowdStrike Falcon platform | Austin, TX, USA | 2011 | 10,001+ employees |
| Fortinet | FortiEDR and FortiXDR customers that want 24x7 managed security operations | Sunnyvale, CA, USA | 2000 | 10,001+ employees |
| SentinelOne | Organizations using or standardizing on the SentinelOne Singularity platform | Mountain View, CA, USA | 2013 | 1,001–5,000 employees |
| Check Point Software | Enterprises seeking broad, vendor-neutral MDR coverage | Tel Aviv, Israel | 1993 | 5,001–10,000 employees |
| Sophos | Organizations that want 24/7 MDR while keeping much of their existing security stack | Abingdon, UK | 1985 | 1,001–5,000 employees |
| Palo Alto Networks | Enterprises using Cortex XDR and seeking Unit 42 expert-led operations | Santa Clara, CA, USA | 2005 | 10,001+ employees |
| Vectra AI | Security teams that want collaborative MDR with strong network and identity visibility | San Jose, CA, USA | 2011 | 501–1,000 employees |
| Bitdefender | Organizations seeking a combined endpoint platform and 24x7 MDR service | Bucharest, Romania | 2001 | 1,001–5,000 employees |
How to Choose a Managed Detection and Response Provider
Choosing an MDR provider is mostly a decision about who acts when an alert turns into an incident, how fast they act, and what they are allowed to touch in your environment. Compare providers on response authority, telemetry coverage, and evidence of real investigations rather than on the number of tools they list.
Response authority, not just alerts. Ask exactly which actions the provider takes on its own: isolating a host, disabling an account, revoking sessions, blocking an IP. Get this written into a response matrix with approval thresholds. A provider that only escalates tickets to your team is closer to a monitoring service, and you will still need someone awake at 3 a.m. to contain the attack.
Telemetry coverage across your stack. List your endpoints, identity provider, email, cloud accounts and network devices, then ask which of them the provider ingests natively and which require extra licences or a custom parser. Identity and cloud control-plane logs are where many intrusions now start. Gaps there mean the provider sees the malware but misses the stolen credentials that came before it.
Measured detection and containment times. Request the provider's median time to acknowledge, investigate and contain over the last few quarters, and how they define each clock. Ask whether these figures appear in the SLA with service credits. Vague promises of fast response, or SLAs that only cover acknowledgement, tell you little about how long an attacker would actually stay in your network.
Quality of investigations. Ask for a redacted incident report and a sample of routine alert triage notes. Good reports show the timeline, affected assets, root cause and the evidence behind each conclusion. If every sample reads like an automated alert summary, expect to do the investigation work yourself. Also ask how analysts tune detections to cut false positives in your environment.
Fit with your existing tools. Some providers require you to deploy their own EDR or SIEM, while others operate on the tools you already own. Check what happens to your detection content, logs and playbooks if you leave. Bring-your-own-tool models reduce lock-in but depend on the provider having deep, current experience with your specific products.
Reporting and compliance support. If you report to regulators, insurers or auditors, confirm the provider retains logs for the period you need and can produce evidence for frameworks such as SOC 2, ISO 27001 or PCI DSS. Ask how they support breach notification deadlines, and whether incident response retainer hours are included or billed separately once a major incident is declared.
Conclusion
Managed detection and response has become an operating requirement for businesses that cannot afford long gaps between an attack and a coordinated response. Continuous monitoring alone is not enough if the provider cannot investigate evidence, confirm the impact, and act within agreed boundaries. The strongest service arrangements set expectations for data access, response authority, escalation paths, and reporting before an incident occurs. Integration with existing infrastructure and software development processes is equally important because many security fixes involve changing systems, not simply closing alerts. A practical MDR agreement should make those responsibilities measurable and sustainable as the environment evolves.
Frequently Asked Questions
What is the difference between MDR, MSSP and SOC-as-a-service?
MDR focuses on detecting and actively responding to threats, while a traditional MSSP mainly manages security devices and forwards alerts. SOC-as-a-service usually means outsourced monitoring built around a SIEM, with response depth varying by contract. In practice the labels overlap, so judge each offer by what the analysts investigate, which containment actions they take, and what remains your team's job.
How much does managed detection and response cost?
MDR is typically priced per endpoint, per user, or per volume of ingested data, billed monthly or annually. The main cost drivers are the number of assets covered, whether the provider supplies the EDR or SIEM licences, how many data sources are ingested, log retention length, and whether incident response hours are included. Bundled tool licences can make quotes look very different, so compare them line by line.
How long does it take to onboard an MDR provider?
Onboarding often takes a few weeks, depending on how many data sources need connecting and whether new agents must be deployed. Expect a phase of agent rollout, log integration, baselining normal activity, and agreeing escalation contacts and response permissions. Detection tuning continues for the first months, so false-positive volume usually drops after the initial period.
Do we still need an internal security team with MDR?
Yes, you still need at least one internal owner, even if the provider handles monitoring around the clock. Someone must approve higher-impact response actions, fix root causes such as misconfigurations or missing patches, coordinate with legal and communications during an incident, and review the provider's reports. MDR replaces round-the-clock analyst staffing, not ownership of your security program.
What should we prepare before talking to MDR providers?
Prepare an asset inventory, a list of your security tools and log sources, and a clear view of which systems are business-critical. Decide in advance which containment actions you would allow without approval, who the escalation contacts are, and any regulatory reporting deadlines you face. This lets providers quote accurately and makes the response matrix negotiation much faster.