
by MustafaMukhtar, MBA, ITIL
Consultant/Content Contributor, E-N Computers
20+ years of experience in IT management, project planning, enterprise systems and user support
Reviewed by industry reputation, technical depth, and SMB contractor focus
If you’re a defense contractor preparing for CMMC, you’ve likely realized that it takes more than just policies and templates. In fact, many small and mid-sized businesses are turning to managed IT providers (MSPs) with CMMC expertise to handle everything from endpoint protection to documentation, not just to pass an assessment, but to build a defensible cybersecurity program.
The right CMMC MSP can help you:
- Implement required technical safeguards
- Maintain ongoing compliance through monitoring and management
- Reduce risk of audit failure or cyber incidents
- Navigate tricky areas like GCC High, SIEM, or enclave strategies
- Understands that CMMC isn’t just about avoiding compliance failures—it’s about unlocking growth opportunities that your competitors can’t touch.
But choosing the right provider can be a challenge, especially when dozens of IT companies now claim CMMC support. That’s why we’ve compiled this 2025 list of leading CMMC managed service providers based on a cross-section of analysis, industry mentions, customer reviews, and in-house research. This list includes both national firms and trusted regional providers in the DMV (Washington, DC, Maryland, Virginia) area.
Whether you need end-to-end managed IT support or are just starting with gap remediation, these providers bring hands-on experience, transparency, and trusted guidance.
QUICK ANSWER:
Who are the best CMMC managed IT service providers in 2025?
If you’re a small or mid-sized defense contractor in the DC metro area, you’ve got strong options. ISI Defense is a standout with its CMMC Level 2 certification and deep DIB client base. In addition, C3 Integrated Solutions brings unmatched GCC High expertise. DTS offers scalable security operations with an education-first approach. Meanwhile, Beskar delivers simplicity through its SABRkey™ enclave platform. Furthermore, CISPOINT (part of COMSO) combines 24/7 co-managed IT with decades of federal support experience. Finally, E-N Computers focuses on making compliance practical for real-world manufacturers, engineers, and other “three-dimensional businesses” in Virginia and beyond.
Table of Contents
- What are CMMC managed IT services, and why do they matter?
- Why small businesses need a CMMC-focused MSP
- How to choose the right CMMC managed IT services provider
- Top 10 CMMC managed IT services providers
- E-N Computers, Inc.
- ISI (Iron Sharpens Iron Defense)
- DTS
- 8 Consulting, LLC
- Beskar, Inc.
- C3 Integrated Solutions
- CISPOINT (COMSO Inc.)
- CMIT Solutions
- GRS Technology Solutions
- Advantage Industries
- How to choose
- More CMMC resources
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What are CMMC managed IT services, and why do they matter?
CMMC managed IT services solve a problem that most consultants can’t: keeping you compliant after the assessment is over.
Here’s what typically happens with traditional consulting: An RPO (Registered Provider Organization) comes in, runs a gap assessment, hands you some policy templates, and leaves. Six months later, you’re scrambling because half your controls drifted, and your team isn’t sure what they’re supposed to be doing.
The best CMMC-focused managed service providers work differently. They don’t just tell you what needs fixing—they implement the solutions and stick around to maintain them. They become your compliance operations team, embedding these practices directly into your daily workflow while handling the systems, documentation, and training that auditors actually want to see.
The difference shows up in how they approach the work:
- A strong MSP maintains your CMMC Level 2 posture continuously, not just during audits.
- Instead of dumping everything on your IT team, the right provider works alongside them.
- You also gain predictable costs and measurable results.
- Compliance drift gets caught early, before it becomes a problem.
- These services typically combine managed IT support with compliance documentation and cybersecurity operations. As a result, they help companies prepare for audits and keep systems secure. In addition, providers deliver continuous monitoring and policy updates, so compliance doesn’t fall behind.
Why small businesses need a CMMC-focused MSP
The math is simple: most small to mid-sized defense contractors can’t handle CMMC compliance alone.
You’re already dealing with the pressure from prime contractors and DoD requirements. Your IT team—if you have one—is focused on keeping operations running, not becoming cybersecurity experts overnight. And the stakes are real: a failed audit doesn’t just mean paperwork delays, it means lost contracts.
The opportunity cost is even bigger than the compliance risk. While you’re wrestling with NIST requirements, your CMMC-ready competitors are bidding on contracts you can’t even pursue. Every month of delay means watching potential revenue walk out the door to companies that got their compliance house in order first.
This is where the right CMMC MSP makes the difference. They handle the compliance heavy lifting so your team can focus on what actually drives your business forward. Instead of your IT staff spending weeks figuring out NIST requirements, they’re working on the projects that help you win more work.
How to choose the right CMMC managed IT services provider
Here’s what to look for if you’re an IT decision-maker at your organization:
- Proven CMMC Experience: Confirm the provider is a Registered Provider Organization (RPO) with the CyberAB, which officially manages CMMC.
- Growth Track Record: Look for providers who can show you how CMMC compliance has helped similar companies win larger contracts or expand into new markets. Compliance should drive business results, not just check regulatory boxes.
- Complete Compliance Roadmap: They must be able to guide you from gap analysis through audit prep and post-assessment action plans.
- Embedded Registered Practitioner (RP): Look for providers with Registered Practitioners (RPs) on staff, people who can translate controls into day-to-day operations, not just hand over a checklist.
- Co-Managed IT Options: Choose based on your business needs. Some companies want a fully outsourced IT function; others need a co-managed model where the MSP augments their internal team.
- Tool Alignment: Avoid one-size-fits-all stacks (pre-packaged, fixed tools given to every client). Instead, look for providers who can support both on-premises systems and FedRAMP-authorized cloud solutions, such as Microsoft 365 GCC High or AWS GovCloud, both widely used by defense contractors.
- Predictable Pricing: Ask for per-user/per-device pricing with clear deliverables. But remember scope comes first. Pricing is driven by where your organization stores and processes data, not just the security controls applied later. Defining scope early reduces costs, avoids delays, and confirms security measures are applied where they matter most.
- Local Knowledge: Providers with deep roots in the DC metro area often understand the unique regulatory and contracting environment you operate in.
- Incident Response: They should deliver 24/7 monitoring with real-world incident response capabilities, not just push alerts.
- Ongoing Reviews: Instead of a basic quarterly check-in, expect a comprehensive set of scheduled reviews and activities built into the contract to keep your compliance posture current.
We recommend comparing at least two or three providers before choosing.
The right partner should show you sample compliance artifacts, so you know their approach holds up. A compliance artifact is the evidence that proves a requirement is being met, things like policies, screenshots of MFA in action, configuration files, or log entries.
A good artifact should be clear, directly tied to a control, and something you could reproduce later. If a provider can’t show you realistic samples, that’s a red flag. They may rely on generic templates that won’t pass an audit. Reviewing artifacts is one of the best ways to judge the real quality of a provider’s work.
Top 10 CMMC managed IT services providers for 2025
Below are the top 10 MSPs helping small and mid-sized organizations prepare for and maintain CMMC compliance. These are not just big names; they’re curated based on local relevance, service depth, and cross-platform consensus.
These aren’t just the companies with the largest marketing budgets—they’re the ones small and mid-sized defense contractors rely on to get CMMC compliance right.
E-N Computers, Inc.
Website: www.encomputers.com
Location: Virginia
Designation: MSP & CMMC consulting; Registered Provider Organization (RPO); co-managed IT support.
Service Area: Virginia, Washington, D.C., Maryland; remote support nationwide.
Specialization: CMMC managed services including gap analysis, SSP/POA&M documentation, Microsoft GCC High migrations, continuous monitoring.
Experience: Nearly 30 years supporting SMBs and small government contractors in VA and D.C.
Certifications: CMMC Registered Provider Organization (RPO); staff includes Registered Practitioners (RP).
Services Offered: Full CMMC implementation, managed IT, security documentation, co-managed IT. Quarterly executive strategy sessions, onsite preventative maintenance, 15-minute emergency response, transparent monthly pricing.
We are starting with ourselves first, not because we’re the best fit for every company, but so you understand who’s making these recommendations.
E-N Computers focuses on manufacturers, engineers, and companies with physical operations and complex compliance requirements. After 30 years serving SMBs in the Virginia and DC area, we’ve worked with clients ranging from small operations to regional market leaders.
We’re not in CMMC compliance to jump on a bandwagon or take advantage of companies feeling the heat. When our manufacturing and engineering clients needed CMMC support, we invested in developing this specific compliance expertise on top of our long history of compliance-focused IT services. We’ve also published extensive guidance helping business leaders make informed compliance decisions.
Unlike national MSPs with revolving account managers, clients work directly with local owner Ian MacRae and our Virginia-based team. We typically serve companies with 10-200 employees that have complex operational requirements alongside their compliance needs.
Our quarterly sessions cover the four things that actually matter: Are we delivering what you need to grow? Will your technology handle bigger opportunities? What could go wrong and how do we prevent it? How is your business changing and does your technology need to change with it?
If you’d like to discuss your specific situation, we offer a complimentary 30-minute CMMC consultation.
ISI (Iron Sharpens Iron Defense)
Website: www.isidefense.com
Location: Herndon / Northern Virginia (DMV)
Designation: MSP, MSSP & CMMC consulting provider (RPO & Level 2 Certified)
Service Area: Washington, D.C., Maryland, Northern Virginia; nationwide
Specialization: CMMC/NIST/defense-focused managed IT, cybersecurity, and FSO services; readiness to operations alignment
Experience: Longstanding defense-focused firm, with 900+ clients and 300+ years of combined DFARS compliance experience
Certifications: CMMC Registered Provider Organization (RPO), CMMC Level 2 Certified.
Services Offered: End-to-end compliance support, from gap assessments and tool selection to managed cybersecurity operations, clearance assistance, and ongoing support to maintain compliance and improve cybersecurity after certification.
ISI simplifies and strengthens compliance for defense contractors with their framework and their own experience in reaching CMMC Level 2 certification.
DTS
Website: www.consultdts.com
Location: Arlington, Virginia
Designation: MSSP & CMMC consulting provider
Service Area: Washington, D.C., Maryland, Northern Virginia; remote nationwide
Specialization: CMMC/NIST 800-171 readiness, remediation, vCISO, documentation (SSP/POA&M), managed security
Experience: Founded 2011; strong federal/Defense Industrial Base focus
Certifications: CMMC Registered Provider Organization (RPO); staff includes Certified CMMC Assessors (CCA) and Certified Practitioners (CCP)
Services Offered: Gap analysis, security operations, audit prep, remediation, educational CyberSchool content for SMBs
A cybersecurity service provider and MSSP that helps federal contractors “secure operations, achieve CMMC compliance, and stay mission-ready” by offering scalable, contract-ready cybersecurity services for every growth stage—including readiness reviews, remediation, and managed security entirely tailored to CMMC standards. DTS highlights that it has already earned the JSVA certification, which is equivalent to CMMC Level 2 compliance.
8 Consulting, LLC
Website: www.8consultingllc.com
Location: Arlington, Virginia
Designation: MSP / MSSP & CMMC Registered Provider Organization (RPO)
Service Area: Virginia, D.C., Maryland; remote nationwide
Specialization: Full-cycle CMMC readiness (gap analysis through certification readiness), managed security, incident alerting and operations support
Experience: Over 12 years supporting DoD environments and critical infrastructure clients
Certifications: CMMC Registered Provider Organization (RPO)
Services Offered: Self-assessment, remediation planning, monitoring, incident response, CMMC implementation support
A small-business-friendly consulting and MSSP operating out of Shenandoah, VA. They proudly state: “CMMC is not Rocket Surgery!” as they demystify the cybersecurity model for DoD contractors. As a certified RPO, they offer self-assessment, remediation planning, and ongoing system operations—including monitoring, alerting, and incident management—in support of full CMMC certification readiness.
Beskar, Inc.
Website: www.beskarinc.com
Location: US-based, serving DMV and nationwide
Designation: MSSP & CMMC consulting provider
Service Area: Washington, D.C., Maryland, Virginia; national reach
Specialization: Managed CUI Enclave design/configuration in Microsoft/Azure environments, compliance artifacts, assessment prep
Experience: DIB-focused cybersecurity platform
Certifications: CMMC Registered Provider Organization (RPO)
Services Offered: Managed enclave hosting, compliance documentation, incident response support, level-2 audit prep
Beskar delivers “advanced cybersecurity made simple” by offering secure, CMMC Level 2-compliant virtual desktops, expert staff augmentation, and secure data infrastructure—all wrapped in a user-friendly package. Their flagship product, SABRkey™, is a patented, CMMC-ready technology stack designed to be accessible from any device while minimizing complexity.
C3 Integrated Solutions
Website: www.c3isit.com
Location: Arlington, Virginia
Designation: MSP / MSSP & CMMC consulting provider; Microsoft Government Cloud partner
Service Area: Washington, D.C., Maryland, Northern Virginia; national reach
Specialization: “C3 Suite” for CMMC Level 2 (Command, Catalyst, Core), GCC High deployments, audit-phase operations
Experience: Strong DIB specialization; merged with Ingalls Information Security in 2023
Certifications: CMMC Registered Provider Organization (RPO); CMMC Level 2 certified in MSP and MSSP operations
Services Offered: End-to-end CMMC implementation, managed IT/security, documentation, audit readiness
C3 supports the Defense Industrial Base with compliance-first managed IT and cybersecurity solutions. Their “C3 Suite” offers prescriptive paths to CMMC Level 2 compliance—through C3 Command (full tech + admin coverage) or C3 Catalyst (flexible architecture). C3 is among the first providers to complete dual CMMC Level 2 certification for both MSP and MSSP operations and has RPO status along with expertise in Microsoft Government Cloud environments.
CISPOINT (COMSO Inc.)
Website: www.cispoint.com
Location: Columbia, Maryland / Baltimore / DC metro
Designation: MSP, cybersecurity provider, CMMC consulting via its integration into COMSO
Service Area: Maryland, Washington D.C.; remote nationwide support
Specialization: Co-managed IT, 24/7 support, CMMC/NIST readiness and plain‑language compliance consulting for small businesses
Experience: CISPOINT founded in ~2010; became part of COMSO (founded ~1988) in late 2022
Certifications: CMMC Registered Provider Organization (RPO); staff includes Certified CMMC Assessors (CCA) and Certified Practitioners (CCP).
Services Offered: Gap assessments, managed IT, cybersecurity support, compliance documentation, remote/onsite support guaranteed
CISPOINT, now part of COMSO, delivers co-managed IT and plain language CMMC/NIST readiness support to SMBs in Maryland and DC, backed by 24/7 service. Founded around 2010 and merged into COMSO in 2022, With decades of experience supporting federal government IT and cybersecurity, they bring that expertise to small and mid-sized business compliance projects.
CMIT Solutions
Website: www.cmitnova.com
Location: Fairfax & Prince William, Virginia
Designation: MSP with CMMC-aligned services (franchise-based)
Service Area: NoVA; remote coverage possible
Specialization: SMB-focused managed IT, Microsoft 365/GCC High alignment, NIST/CMMC process support
Experience: Local franchise network with SMB/contractor emphasis
Certifications: CMMC Registered Provider Organization (RPO); staff includes Certified CMMC Assessors (CCA) and Certified Practitioners (CCP)
Services Offered: Managed infrastructure, compliance gap prioritization, documentation support, cloud migration assistance
This local franchise-based MSP offers “CMMC & NIST 800-171 Compliance Services” in Northern Virginia, including RPO-level consulting, flat-rate compliance-as-a-service, and managed compliance packages. Well-suited for SMBs, CMIT packages managed IT with lightweight yet effective compliance infrastructure and documentation support—especially valuable for small defense contractors needing approachable, co-managed paths to readiness.
GRS Technology Solutions
Website: www.grstechnologysolutions.com
Location: Fairfax, Virginia (serving DC & MD region)
Designation: MSP, MSSP, and CMMC consulting (CMMC RPO)
Service Area: Washington, D.C.; Maryland; Northern Virginia
Specialization: Certified compliance consulting, managed cybersecurity, small business IT support, virtual CIO services
Experience: Supporting SMBs since 2008 in the D.C. area
Certifications: CMMC Registered Provider Organization (RPO).
Services Offered: Gap analysis, readiness roadmaps, managed IT, vCIO, compliance monitoring, 15-minute response guarantee
Based in Fairfax, VA (servicing DC & MD), GRS is a CMMC Registered Provider Organization (RPO) staffed with Certified CMMC Assessors (CCAs) and Certified Practitioners (CCPs). Since 2008, they’ve provided managed cybersecurity and IT support tailored to small government contractors, including readiness planning, vCIO services, compliance monitoring, and a 15-minute SLA for incident response.
Advantage Industries
Website: www.getadvantage.com
Location: Columbia, Maryland
Designation: MSP & CMMC compliance consulting provider
Service Area: Columbia/Howard County MD; Northern Virginia; Washington, D.C.
Specialization: NIST 800-171, DFARS, and CMMC implementation combined with managed IT services and cybersecurity support
Experience: Established since 1999; two decades of regionally focused service to SMBs and contractors
Certifications: CMMC Registered Provider Organization (RPO); staff includes Certified CMMC Assessors (CCA) and Certified Practitioners (CCP)
Services Offered: Gap analysis, policy/procedure writing, managed cybersecurity, help desk, business continuity planning, vCIO services
Based in Columbia, MD, Advantage Industries supports small government contractors with managed IT and compliance consulting, including NIST 800-171, DFARS, and CMMC readiness. With more than two decades of regional presence, they handle gap analysis, policy writing, remediation, and virtual CIO support for CMMC efficacy.
Next steps
At E-N Computers, we help small and mid-sized organizations implement CMMC compliance as part of their business growth strategy. If you’re ready to move forward with CMMC preparation, you can book a complimentary consultation to discuss your specific requirements and timeline.
More CMMC resources
If you’re looking for CMMC consulting services for your small business
- Case Study: Virginia Government Contractor Nears CMMC Compliance
- CMMC Consulting Services for SMBs
- CMMC Gap Analysis
- Best CMMC consultants
If you need to better understand CMMC requirements:
- The Ultimate Guide to CMMC
- The Ultimate Guide to DFARS and NIST 800-171 (in plain English)
- What is FCI and should I worry about it?
- What is CUI and should I worry about it?
- CMMC compliance deadlines: Key dates and what they mean
If you’re looking for CMMC tools and training:
- We found the best GRC tool for CMMC
- What is Microsoft GCC High and do I need it?
- Best CMMC training resources
- CMMC Level 1 guide as audio book
- CMMC Level 2 guide as audio book
If you’re looking for a Registered Practitioner Organization:
- Best CMMC RPOs near Washington, DC
- Best Virginia Registered Practitioner Organizations
- What are CMMC Registered Practitioners and do I need one?
If you’re looking for a CMMC assessor:
If you’re looking for information about CMMC that is targeted toward smaller businesses:
Complimentary review with an experienced engineer
Are you ready for CMMC?
Get a free strategic consultation to start or streamline your journey toward CMMC compliance.
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