MG

MNS Group

MNSG Acquisition Company, LLC

Belcamp, Maryland, United States

Managed SecurityPenetration TestingIncident ResponseData Protection24/7 SOC
Founded 1999Serves Enterprise, SMB
Profile last updated: August 19, 2026

About

Founded in 1999, MNS Group is a cybersecurity company based in Belcamp, United States working in managed security, penetration testing, incident response +5 more.

MNS Group is a Baltimore/DC-area managed and security services provider and Certified Third-Party Assessment Organization (C3PAO) serving defense and federal contractors. The company provides CMMC readiness and self-assessment support, formal CMMC assessments, NIST SP 800-171 compliance programmes, and compliance program management. It also delivers managed IT and security services, including network monitoring, cybersecurity monitoring and audits, help desk support, and 24-hour monitoring. MNS Group offers secure enclave solutions for handling Controlled Unclassified Information (CUI) on Microsoft and Google platforms, including a secure enclave for architecture, engineering and construction firms. Its services also include gap analysis, documentation assistance, SPRS score support, and penetration testing. The company holds CMMC Level 2 certification, is a Registered Provider Organization, and holds ISO 27001, ISO 20000, ISO 9001 and SOC 2 certifications.

Location

Belcamp, United States

Founded

1999

Legal name

MNSG Acquisition Company, LLC

Focus areas

CMMCC3PAOManaged Security ServicesNIST SP 800-171CUIEnclaveSPRSSelf-AssessmentDefense Industrial Base

Languages

EN

Services & products

Security domains

Managed SecurityPenetration TestingIncident ResponseData ProtectionIdentity & AccessCloud SecurityNetwork SecurityGRC & Compliance

How they deliver

Managed ServicesProfessional ServicesConsultingTraining

Operations

Runs a 24/7 security operations centre

Products

SecureCMMC Enclave

Secure enclave

Google Workspace-based secure cloud enclave for isolating and protecting CUI to support CMMC Level 2 compliance.

MNS Microsoft Enclave

Secure enclave

Microsoft 365 GCC/GCC High and Azure-based enclave with pre-configured CMMC-aligned security controls.

BUILT SecureCMMC Enclave

Secure enclave

Industry-specific secure enclave for architecture, engineering and construction firms handling CUI.

Ready to Attest

CMMC self-assessment service

Independent evidence review and SPRS score support for organisations completing a CMMC self-assessment.

Customers

EnterpriseSMB

Industries served

DefenseFederal ContractingArchitecture, Engineering & ConstructionProfessional ServicesManufacturingTechnology

Compliance & partners

Compliance frameworks

CMMC Level 2NIST SP 800-171

Technology partners

MicrosoftGoogle

Credentials & affiliations

Certifications

CMMC Level 2 certified organization

CMMC Third-Party Assessment Organization (C3PAO)

Registered Provider Organization (RPO)

ISO 27001

ISO 20000

ISO 9001

SOC 2

Other cybersecurity companies in United States

View all