NAICS 561611Federal ProcurementSBA SIZE: Varies by Industry

NAICS Classification 561611 Government Contracts

Federal contracting guide, active SAM.gov solicitations, small business size standards, and top purchasing agencies for NAICS code 561611.

SBA Size StandardVaries by IndustrySmall business threshold
Annual Federal SpendMulti-Million Dollar CategoryContract awards per year
Active Solicitations2 Live BidsCurrently open on SAM.gov
Primary BuyersDepartment of DefenseTop purchasing agency

Active SAM.gov Solicitations for NAICS 561611

2 Open Opportunities

USPS EEO Final Agency Decision Services - September 2026 Solicitation

Agency: DEPT OF DEFENSENotice ID: 2B-26-A-0046Location: Tampa, FL, 33607, USA
NoneSolicitation

The U.S. Postal Service (USPS) is soliciting individuals with the right skill sets and interested in investing numerous hours per week to write Final Agency Decisions (FADs) in accordance with Equal Employment Opportunity Commission (EEOC) regulations and USPS quality and timeliness standards. Selected individuals will be independent contractors, located throughout the United States, who will enter into Ordering Agreements with the USPS to provide FAD writing services.

Forensic Polygraph services

Agency: DEPT OF DEFENSENotice ID: 097--27-04POLocation: Anchorage, AK, 99513, USA
NoneSolicitation

This notice is intended to advise you that the United States Probation & Pretrial Services Office for the District of Alaska is currently soliciting for forensic polygraph vendors to provide services in the City and Borough (Eagle River, Girdwood, Glen Alps) of Anchorage, Alaska. In general, these services include the performance of clinical polygraph examinations and reports (designed to examine a defendant’s lifetime sexual history and/or identify additional or unreported offense behaviors in individuals under federal supervision) and maintenance polygraph examinations and reports (intended to verify an individual’s honesty toward community supervision and/or sex offender treatment).

How to Win Federal Contracts under NAICS 561611

Federal buyers evaluate offerors under NAICS 561611 through a combination of verified technical capability, past performance relevance, and price reasonableness. Follow this proven pursuit framework:

1
Verify SBA Small Business Eligibility for NAICS 561611Confirm your business meets the SBA size standard of Varies by Industry in average annual revenue or employee headcount.
2
Register on SAM.gov with NAICS 561611Add NAICS 561611 to your active SAM.gov entity profile under Goods and Services to qualify for set-aside awards.
3
Review Live Solicitations & Section L & M InstructionsAnalyze current open notices below. Pay close attention to evaluation criteria (Best Value Tradeoff vs Lowest Price Technically Acceptable).
4
Generate Compliance Matrix & Draft Winning Proposal with BidGovAIUse BidGovAI to shred solicitation requirements, extract FAR compliance clauses, and draft evaluator-aligned technical proposal volumes.
Industry Bidding Strategy:

Check the solicitation Section L & M instructions and ensure SAM.gov registration is active.

Top Federal Buyers for NAICS 561611

Department of DefenseMajor purchaser of NAICS Classification 561611
Active Buyer →
General Services AdministrationMajor purchaser of NAICS Classification 561611
Active Buyer →
Department of Veterans AffairsMajor purchaser of NAICS Classification 561611
Active Buyer →

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Frequently Asked Questions About NAICS 561611

What is NAICS code 561611?

NAICS code 561611 is a standard North American Industry Classification System code used by federal contracting officers to categorize solicitations and establish small business size standards.

How do I bid on NAICS 561611 contracts?

To bid on NAICS 561611 opportunities, ensure your entity is registered on SAM.gov with NAICS 561611 listed in your assertions, and submit a compliant offer in response to the active solicitation.