NAICS 81131Federal ProcurementSBA SIZE: Varies by Industry

NAICS Classification 81131 Government Contracts

Federal contracting guide, active SAM.gov solicitations, small business size standards, and top purchasing agencies for NAICS code 81131.

SBA Size StandardVaries by IndustrySmall business threshold
Annual Federal SpendMulti-Million Dollar CategoryContract awards per year
Active Solicitations30 Live BidsCurrently open on SAM.gov
Primary BuyersDepartment of DefenseTop purchasing agency

Active SAM.gov Solicitations for NAICS 81131

30 Open Opportunities

John Day Elevator Maintenance Services

Agency: DEPT OF DEFENSENotice ID: W9127N26PA123Location: Rufus, OR, 97050, USA
NoneAward Notice

Solicitation W9127N26PA123 for John Day Elevator Maintenance Services published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

Generator Preventative Maintenance of 7 Generators with Base plus 4 Option Years

Agency: AGRICULTURE, DEPARTMENT OFNotice ID: 1232SA26P0825Location: BELTSVILLE, MD
Total Small Business Set-Aside (FAR 19.5)Award Notice

Solicitation 1232SA26P0825 for Generator Preventative Maintenance of 7 Generators with Base plus 4 Option Years published by AGRICULTURE, DEPARTMENT OF. Prospective offerors must consult official solicitation documents on SAM.gov for full instructions, specifications, and submission deadlines.

Industrial Door Maintenance and Repair Services

Agency: DEPT OF DEFENSENotice ID: FA441827P0005Location: JOINT BASE CHARLESTON, SC
HZCAward Notice

Solicitation FA441827P0005 for Industrial Door Maintenance and Repair Services published by DEPT OF DEFENSE. Prospective offerors must consult official solicitation documents on SAM.gov for full instructions, specifications, and submission deadlines.

NONEAward Notice

Solicitation SP451026D0018 for Hydraulic Press Small Arms Demilitarization System ‘Commodore Crunch’ Maintenance and Repair Services in Anniston, Alabama published by DEPT OF DEFENSE. Prospective offerors must consult official solicitation documents on SAM.gov for full instructions, specifications, and submission deadlines.

Repair of a Louisiana 4-Cylinder Sugarcane Dump Harvest Wagon - Award Notice

Agency: AGRICULTURE, DEPARTMENT OFNotice ID: 1232SA26P0851Location: BELTSVILLE, MD
Total Small Business Set-Aside (FAR 19.5)Award Notice

Solicitation 1232SA26P0851 for Repair of a Louisiana 4-Cylinder Sugarcane Dump Harvest Wagon - Award Notice published by AGRICULTURE, DEPARTMENT OF. Prospective offerors must consult official solicitation documents on SAM.gov for full instructions, specifications, and submission deadlines.

Total Small Business Set-Aside (FAR 19.5)Award Notice

In accordance with RFO 5.301(c) award notice information follows: (1) A description of the supplies or services: Aircraft Fall Protection Maintenance, Certification & Repair Services. (2) Contracting office and address: 36th Contracting Squadron Unit 14040, BLDG 22026 APO AP 96543. (3) Contractor receiving the award: Moy Industires Inc. (02N07). (4) Contract award dollar amount: $621,071.00. (5) Contract award date: September 25,2026.

J061--631-26-4-4808-0622 Repair or Replace Swich Gear 4A (VA-26-00080313)

Agency: DEPT OF DEFENSENotice ID: 36C24126Q0814Location: [object Object], [object Object], [object Object]
NoneAward Notice

Solicitation 36C24126Q0814 for J061--631-26-4-4808-0622 Repair or Replace Swich Gear 4A (VA-26-00080313) published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

JESTC SCVS EQUIPMENT MAINTENANCE REPAIR FY26

Agency: DEPT OF DEFENSENotice ID: W912NR26RA009Location: Zachary, LA, 70791, USA
NoneAward Notice

Solicitation W912NR26RA009 for JESTC SCVS EQUIPMENT MAINTENANCE REPAIR FY26 published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

Deschutes National Forest Belly Dump Trailer Reconditioning

Agency: DEPT OF DEFENSENotice ID: 1240BE26P0098Location: Bend, OR, USA
NoneAward Notice

Solicitation 1240BE26P0098 for Deschutes National Forest Belly Dump Trailer Reconditioning published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

Sewing Machine Maintenance

Agency: DEPT OF DEFENSENotice ID: N3225326PLocation: JBPHH, HI, 96860, USA
NoneAward Notice

Solicitation N3225326P for Sewing Machine Maintenance published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

AASF Fuel Farm Motor, Pump, and Meter Replacement

Agency: DEPT OF DEFENSENotice ID: W9124X26PA031Location: Reno, NV, 89506, USA
NoneAward Notice

Solicitation W9124X26PA031 for AASF Fuel Farm Motor, Pump, and Meter Replacement published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

This procurement is for an APFS Service and Support Plan (SSP) and Preventative Maintenance Services of Innovation Associates (dba iA) proprietary Automated Prescription Fulfillment System (APFS) and third party support equipment and provides for 24/7 Emergency Technical Support, Software Support, Hardware Support, Spare Parts and RMA Services for Equipment/Dispensers/Cannisters, Preventative maintenance, and on-site support provided by three (3) iA System Managers.

This procurement is for an APFS Service and Support Plan (SSP) and Preventative Maintenance Services of Innovation Associates (dba iA) proprietary Automated Prescription Fulfillment System (APFS) and third party support equipment and provides for 24/7 Emergency Technical Support, Software Support, Hardware Support, Spare Parts and RMA Services for Equipment/Dispensers/Cannisters, Preventative maintenance, and on-site support provided by three (3) iA System Managers. CMOP requires the APFS Service and Support Plan (SSP) and Preventative Maintenance Services to provide for the maintenance, repair, technical oversight, and operations management of software and hardware components. This complex APFS with multiple subsystems, database infrastructure, interfaces with multiple third-party hardware, and advanced robotics/automation require expertise from the manufacturer/depot level technicians and On-site System Managers (OSM) whenever the system is in operation.

Mechanic Labor

Agency: DEPT OF DEFENSENotice ID: N0040626P0487Location: Bremerton, WA, USA
NoneAward Notice

NAVSUP FLC Puget Sound solicited this requirement 03 September 2026 as a women owned small business set aside. 28 September 2026 NAVSUP FLC Puget Sound awarded a firm fixed price purchase order to MCH Consulting Services LLC. The total contract value is $1,481,596.80 for a base and 4 option years with a 6-month extension.

Fire Extinguisher Maintenance

Agency: DEPT OF DEFENSENotice ID: FA462026P0019Location: Fairchild AFB, WA, 99011, USA
NoneAward Notice

Solicitation FA462026P0019 for Fire Extinguisher Maintenance published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

Joint Base Andrews Hangar Door MX and Repair

Agency: DEPT OF DEFENSENotice ID: FA286026C0017Location: [object Object], MD, 20762, USA
NoneAward Notice

The contract was awarded as a small business set-aside Firm Fixed Price Contract. All quotes were reviewed for completion and balance. A flat amount of $103,000 was applied to all seven quotes for CLIN0004 Reimbursable Parts as this will be a not to exceed line item set by the mission partner.

Preventive maintenance of fuel management system

Agency: DEPT OF DEFENSENotice ID: 19GB5026C0002Location: Libreville, GA-1, 4000, GAB
NoneAward Notice

Solicitation 19GB5026C0002 for Preventive maintenance of fuel management system published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

J045--Inspection, Calibration, Tuning, and Testing Services of the Boiler Management System for Butler VA Medical Center

Agency: DEPT OF DEFENSENotice ID: 36C24426D0129_1Location: Butler, PA, 16001, USA
NoneAward Notice

The contract action was not awarded competitively. The rationale is due to the use of restrictive proprietary equipment in the requirements such as Fireye services does not provide for full and open competition regardless of the number of sources solicited. A specific Fireye Burner Control service produced by Fireye is required as opposed to allowing free and open competition since their control systems are proprietary and compatibility with other systems may be costly to integrate other services.

White City VA E85 Fuel Tank Pump Out

Agency: DEPT OF DEFENSENotice ID: 36C260-27-AP-0522Location: White City, OR, 97503, USA
NoneSources Sought

The vendor shall: - Pump out approximately 3,200 gallons of E85 gasoline. - Perform lockout/tagout procedures. - Remove ignition sources. - Open tank and perform monitoring and ventilation. - Transfer recoverable product. - Remove reachable solids. - Label, manifest, and transport E85 for recycling/disposal.

Call for Solutions - Stuttgart Area Commercial Refrigeration Services

Agency: DEPT OF DEFENSENotice ID: HQC0102710Location: Defense Commissary Agency (DeCA) - Stuttgart Area Commissies, Germany Postal Code 70563, 70563
NoneSpecial Notice

The Defense Commissary Agency (DeCA) is seeking innovative, commercial approaches for commercial refrigeration maintenance services for the commissaries within the Stuttgart area. See attached CSO Call for Solution Letter in attachments.

Call for Solutions - Spangdahlem Commercial Refrigeration Services

Agency: DEPT OF DEFENSENotice ID: HQC0102706Location: Defense Commissary Agency (DeCA) - Spangdahlem Commissary, Germany Postal Code 54529, 54529
NoneSpecial Notice

The Defense Commissary Agency (DeCA) is seeking innovative, commercial approaches for commercial refrigeration maintenance services for the Spangdahlem commissary. See attached CSO Call for Solution Letter in attachments.

How to Win Federal Contracts under NAICS 81131

Federal buyers evaluate offerors under NAICS 81131 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 81131Confirm 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 81131Add NAICS 81131 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 81131

Department of DefenseMajor purchaser of NAICS Classification 81131
Active Buyer →
General Services AdministrationMajor purchaser of NAICS Classification 81131
Active Buyer →
Department of Veterans AffairsMajor purchaser of NAICS Classification 81131
Active Buyer →

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Frequently Asked Questions About NAICS 81131

What is NAICS code 81131?

NAICS code 81131 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 81131 contracts?

To bid on NAICS 81131 opportunities, ensure your entity is registered on SAM.gov with NAICS 81131 listed in your assertions, and submit a compliant offer in response to the active solicitation.