You run a 15-person machine shop or a 40-person engineering firm. You make parts or design subsystems for a DoD prime. You handle Controlled Unclassified Information. And someone just sent you a CMMC quote for a quarter of a million dollars, and you wondered, briefly, whether it is time to stop bidding government work.
Do not stop bidding. That quote was almost certainly a big-company quote for a small-company problem. Here is what CMMC Level 2 actually costs a small defense contractor, where the inflated quotes come from, and how to bring the preparation bill down without cutting corners on the assessment.
The Honest Number for Small Defense Contractors
Start from what the DoD published rather than a vendor's worst case. The CMMC Program Regulatory Impact Analysis puts the three-year Level 2 certification cost for a small entity at $104,670, with the C3PAO assessor engagement at $31,234 and the balance in preparation and your own labor.
| Path (3-year cycle) | Small entity |
|---|---|
| Level 2 Certification (C3PAO) | $104,670 |
| C3PAO assessor engagement alone | $31,234 |
| Level 2 Self-Assessment | $37,196 |
Source: DoD CMMC Program Regulatory Impact Analysis (DOD-2023-OS-0063-0003), pages 14 and 25-26.
Those are the planning floor. Contractors who walk into a generic GRC consultancy without scoping the problem first routinely get quoted well above that. The single biggest lever you have is being precise about which systems actually touch CUI.
Why Small Contractors Get Quoted Big-Company Prices
- Consultancies price by control count, not company size. There are 110 NIST 800-171 controls, and an hourly engagement bills the same per control whether you have 15 employees or 1,500.
- Most quotes assume your entire network is in scope. If you have not enclaved CUI to a segmented environment, the audit boundary is everything, and cost scales with the boundary.
- Legacy GRC platforms add per-seat licensing on top of consulting hours, with pricing designed for enterprises.
None of these are inevitable. All three are addressable before you sign a single contract.
The Five Line Items in a Small-Business CMMC Budget
Assessment fees
The fee paid to a Certified Third-Party Assessor Organization for the Level 2 assessment. The DoD puts the small-entity assessor engagement at $31,234 across the three-year cycle. C3PAO capacity is tight, so book your slot several months out.
Remediation and tooling
MFA across all CUI-touching systems, FIPS-validated encryption at rest and in transit, endpoint detection and response, centralized logging, identity and access management, configuration management. If you already run a modern Microsoft 365 GCC High or AWS GovCloud footprint, this is lower. Starting from commercial tooling, it is higher. See GCC High cost for that decision.
Documentation
The System Security Plan (SSP), Plan of Action and Milestones (POA&M), supporting policies, and an evidence library mapped to all 110 controls. Most of this work is mechanical, and it is exactly where an AI-native platform cuts the most cost.
Ongoing monitoring
Continuous control monitoring, periodic evidence refresh, annual self-affirmation, anomaly alerting. Skip it and you fail your next reassessment.
Internal time
The cost contractors forget to budget: your team's hours across IT, operations, and executive review. The DoD figures already account for this as the conduct-of-assessment labor, which is the largest single component of the small-entity total.
Before you take any quote to your board, see your gap-to-Level-2 against the 110 controls. The free gap check is a directional self-assessment, not an official SPRS score.
Run the free gap check →The Enclave Strategy: Cut the Scope, Cut the Cost
An enclave is a segmented environment that contains all CUI handling and processing. Email, file storage, engineering applications, ERP modules, anything that touches CUI lives inside the enclave. Everything else stays outside the audit boundary.
For a small contractor, an enclave can reduce the assessment scope from every endpoint and server in the company to a defined set of users and applications. Remediation drops too, because you are securing a smaller surface area. Microsoft 365 GCC High and AWS GovCloud are the common patterns. Both require careful identity and data-flow design, and both work.
Why Spreadsheets Cost More Than They Look
Most CMMC consulting still relies on the same workflow: a consultant interviews your team, copies what they hear into a spreadsheet mapped to NIST 800-171, then transposes the spreadsheet into the SSP and POA&M. The bill is hours times rate.
An AI-native platform inverts that. It connects to your environment, observes the actual state of controls, generates evidence with provenance, and pre-populates the SSP and POA&M from observed state. The human in the loop is the owner or compliance lead reviewing and approving, not a consultant retyping screenshots. The savings concentrate in documentation and ongoing monitoring, the buckets that scale with hours rather than company size. That is the same dynamic our small-business cost article explains.
A Realistic 90-Day Plan for a 25-Person Contractor
- Days 1 to 14: Scope CUI. Identify every system, application, and user that touches CUI. Decide enclave versus full-network. A free gap check covers this first step.
- Days 15 to 45: Stand up the enclave (M365 GCC High or AWS GovCloud). Migrate CUI workloads in. Implement MFA, endpoint protection, logging, and FIPS encryption.
- Days 46 to 75: Generate the SSP and POA&M from observed state. Close priority gaps. Run an internal pre-assessment.
- Days 76 to 90: Engage a C3PAO. Schedule the assessment. Bring continuous monitoring online.
This plan does not promise a passing score; no honest platform can. What it does is put your preparation on a deterministic footing so your people spend their hours on decisions, not paperwork. It is month-to-month, with no long-term contract. For the broader cost picture, see CMMC certification cost and the CMMC Level 2 certification cost breakdown.