What Are the Top-Rated CMMC Compliance Service Providers in Ontario, CA for the Defense Industrial Base

ITAR Registration Code: M49438 / Cage Code: 94U86

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Compliance Solutions

CMMC LEVEL 1

For contractors that handle Federal Contract Information and need to meet basic CMMC requirements to stay eligible for DoW contracts.

CMMC LEVEL 3

For high risk contractors that support critical DoW programs and require advanced cybersecurity protections.

GRC Platform

For organizations that need a centralized way to manage policies, controls, and compliance evidence.

CMMC LEVEL 2 Self Assessment

For contractors that handle CUI and are allowed to meet CMMC Level 2 requirements through a self assessment.

ITAR Compliance

For companies that handle export controlled data and must meet ITAR requirements to avoid penalties and violations.

MSP

For businesses that need ongoing IT support aligned with security and compliance requirements.

CMMC LEVEL 2 C3PAO

For contractors that handle CUI and are required to pass a third party CMMC Level 2 assessment.

Mock Assessment

For contractors that want to test their CMMC readiness before a real assessment or self assessment.

MSSP

For organizations that need continuous security monitoring and threat protection.
Microsoft Services

GCC

For contractors that need Microsoft 365 in a government compliant cloud environment that supports CMMC and DoW requirements.

GCC High

For organizations that need advanced security controls, monitoring, and protection within a GCC High environment.

Microsoft Azure Gov

For contractors that need secure cloud infrastructure approved for government workloads and sensitive data.

Migration Services

For organizations that need to move to a compliant Microsoft environment without disrupting operations.
Resources

CMMC Checklist

For contractors who want a simple checklist to understand CMMC requirements and spot gaps before an assessment.

GCC High Comparison

For organizations deciding between Microsoft cloud options and need to understand GCC versus GCC High requirements.

CMMC and DoW Compliance Documentation

Direct links to official CMMC, CUI, DFARS, NIST, and DoW compliance documentation.

Key CMMC, DFARS, and NIST References

Explanations and links to core CMMC, DFARS, and NIST requirements.
Blog
About Us

Our Story

Learn why we focus on helping defense contractors meet compliance requirements with clarity and confidence.

Contact

Get in touch with our team to ask questions, discuss your situation, or book a discovery call.

Industries

See the industries we support and how we help organizations with different compliance needs.

ITAR Registration Code:
M49438 / Cage Code: 94U86

Home
Compliance Solutions

CMMC LEVEL 1

For contractors that handle Federal Contract Information and need to meet basic CMMC requirements to stay eligible for DoW contracts.

CMMC LEVEL 3

For high risk contractors that support critical DoW programs and require advanced cybersecurity protections.

GRC Platform

For organizations that need a centralized way to manage policies, controls, and compliance evidence.

CMMC LEVEL 2 Self Assessment

For contractors that handle CUI and are allowed to meet CMMC Level 2 requirements through a self assessment.

ITAR Compliance

For companies that handle export controlled data and must meet ITAR requirements to avoid penalties and violations.

MSP

For businesses that need ongoing IT support aligned with security and compliance requirements.

CMMC LEVEL 2 C3PAO

For contractors that handle CUI and are required to pass a third party CMMC Level 2 assessment.

Mock Assessment

For contractors that want to test their CMMC readiness before a real assessment or self assessment.

MSSP

For organizations that need continuous security monitoring and threat protection.
Microsoft Services

GCC

For contractors that need Microsoft 365 in a government compliant cloud environment that supports CMMC and DoW requirements.

GCC High

For organizations that need advanced security controls, monitoring, and protection within a GCC High environment.

Microsoft Azure Gov

For contractors that need secure cloud infrastructure approved for government workloads and sensitive data.

Migration Services

For organizations that need to move to a compliant Microsoft environment without disrupting operations.
Resources

CMMC Checklist

For contractors who want a simple checklist to understand CMMC requirements and spot gaps before an assessment.

GCC High Comparison

For organizations deciding between Microsoft cloud options and need to understand GCC versus GCC High requirements.

CMMC and DoW Compliance Documentation

Direct links to official CMMC, CUI, DFARS, NIST, and DoW compliance documentation.

Key CMMC, DFARS, and NIST References

Explanations and links to core CMMC, DFARS, and NIST requirements.
Blog
About Us

Our Story

Learn why we focus on helping defense contractors meet compliance requirements with clarity and confidence.

Contact

Get in touch with our team to ask questions, discuss your situation, or book a discovery call.

Industries

See the industries we support and how we help organizations with different compliance needs.

Defense Industrial Base

MSP/MSSP/RPO In Ontario, CA

Ontario serves as a major business, manufacturing, and logistics center within the Inland Empire, supporting suppliers connected to industries throughout Southern California, including defense. Brea Networks helps DIB organizations implement CMMC Level 2 requirements, protect CUI, and remediate NIST SP 800-171 gaps. Having completed our own assessment, we bring practical compliance experience to the process.

Who We Support In Ontario, CA

Ontario’s manufacturing, logistics, and industrial economy connects businesses to supply chains throughout the Inland Empire and Southern California. Brea Networks provides CMMC compliance support for qualifying DIB manufacturers, contractors, subcontractors, and suppliers that handle CUI or FCI and need to implement NIST SP 800-171 controls and applicable DFARS requirements.

DEFENSE INDUSTRY

DEFENSE TECHNOLOGY & ENGINEERING

Systems We Secure

Identity and Access

Entra ID, MFA, privileged access and secure remote access.

Government Cloud

GCC High, Azure Government, SharePoint, Teams and Intune.

Security Operations

Defender XDR, Sentinel, EDR, SIEM and 24/7 SOC monitoring.

Business Applications

ERP, accounting, CRM, quality and supplier platforms.

Engineering and Manufacturing

CAD/CAM, PLM, MES, CNC systems and file repositories.

Infrastructure and Recovery

Endpoints, servers, firewalls, backups and disaster recovery.

Six Challenges When Selecting a CMMC Provider

Defense and aerospace organizations in Ontario, CA frequently struggle with:

Advice Without Implementation

A gap report is not enough without technical remediation.

Inaccurate Assessment

An incorrect CUI boundary increases cost and assessment risk.

Generic Documentation

Policies and the SSP must match the actual environment.

Tool-Driven Compliance

Security products alone do not demonstrate compliance.

Conflicts Between Roles

Consultants prepare; an authorized C3PAO independently assesses.

No Continuing Compliance

Controls, evidence and documentation must remain current.

KEY COMPLIANCE REGULATIONS

[REQ-01] CMMC Level 2: Evaluates whether contractors properly protect CUI.
[REQ-02] NIST SP 800-171: Establishes security requirements for protecting CUI.
[REQ-03] DFARS 252.204-7012: Covers safeguarding, incident reporting, evidence preservation and cloud services.
[REQ-04]ITAR: Controls access to and export of defense articles, services and technical data.
[REQ-05] EAR: Controls exports of dual-use items, software and technology.

Systems We Secure

Identity and Access

Entra ID, MFA, privileged access and secure remote access.

Government Cloud

GCC High, Azure Government, SharePoint, Teams and Intune.

Security Operations

Defender XDR, Sentinel, EDR, SIEM and 24/7 SOC monitoring.

Business Applications

ERP, accounting, CRM, quality and supplier platforms.

Engineering and Manufacturing

CAD/CAM, PLM, MES, CNC systems and file repositories.

Infrastructure and Recovery

Endpoints, servers, firewalls, backups and disaster recovery.

Our CMMC Services

Our CMMC services help defense contractors in Ontario, CA prepare for certification, strengthen cybersecurity, and maintain compliance with CMMC, NIST SP 800-171, and DFARS requirements.

CMMC readiness and scoping

Identify contract requirements, CUI data flows, assets, external service providers and the assessment boundary.

NIST SP 800-171 implementation

Translate requirements into technical configurations, operational procedures, assigned responsibilities and evidence.

SSP and POA&M support

Develop and maintain documentation that accurately reflects the contractor’s environment and remediation status.

Managed IT Services (MSP)

Operate endpoints, servers, networks, Microsoft cloud services, patching, backups and user support.

Managed Cybersecurity (MSSP)

Provide layered protection, vulnerability management, security administration and continuing risk reduction.

24/7 SOC monitoring

Monitor, investigate, escalate and document security events affecting covered systems.

GCC High and Azure Government

Provide licensing, migration, configuration and continuing administration for eligible contractors.

ITAR and EAR support

Implement access restrictions, segmentation, secure collaboration and technology controls aligned with the export program.

Virtual CISO

Provide security leadership, governance, executive reporting and coordination between business, IT and compliance teams.

Compliance platform services

Track requirements, evidence, findings, owners, due dates and continuing compliance activities.

WHY INDUSTRY SPECIFIC SUPPORT MATTERS

Generic IT solutions often fail Ontario, CA defense contractors . Defense Industrial Base Compliance requires addressing unique constraints and flow-downs like:

Looking for general compliance info? Read our Blog

SECURE YOUR CONTRACTS

Ontario’s manufacturing, logistics, and industrial base connects Inland Empire companies to defense supply chains throughout Southern California. Brea Networks helps qualifying contractors protect CUI, strengthen CMMC Level 2 readiness, and reduce cybersecurity risks that could affect their ability to compete for or maintain DoD contracts.

Defense Industrial Base

MSP/MSSP/RPO In Ontario, CA

Who We Support In Ontario, CA

DEFENSE INDUSTRY

DEFENSE TECHNOLOGY & ENGINEERING

Systems We Secure

Identity and Access

Government Cloud

Security Operations

Business Applications

Engineering and Manufacturing

Infrastructure and Recovery

Six Challenges When Selecting a CMMC Provider

Advice Without Implementation

Inaccurate Assessment

Generic Documentation

Tool-Driven Compliance

Conflicts Between Roles

No Continuing Compliance

KEY COMPLIANCE REGULATIONS

Systems We Secure

Identity and Access

Government Cloud

Security Operations

Business Applications

Engineering and Manufacturing

Infrastructure and Recovery

Our CMMC Services

CMMC readiness and scoping

NIST SP 800-171 implementation

SSP and POA&M support

Managed IT Services (MSP)

Managed Cybersecurity (MSSP)

24/7 SOC monitoring

GCC High and Azure Government

ITAR and EAR support

Virtual CISO

Compliance platform services

WHY INDUSTRY SPECIFIC SUPPORT MATTERS

SECURE YOUR CONTRACTS

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