NAICS 811in81:Other Services (except Public Administration)

Repair and Maintenance

1,754 active contract opportunities

1,754

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Top Industries

  • Electronic and Precision Equipment Repair and Maintenance839
  • Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance685
  • General Automotive Repair92
  • Automotive Body, Paint, and Interior Repair and Maintenance27
  • Other Personal and Household Goods Repair and Maintenance23

Set-Aside Distribution

  • 1067
  • Small Business335
  • No Set Aside236
  • SDVOSB88
  • 8(a) Sole Source9

Top Locations

  • VA247
  • MD138
  • CA117
  • OH89
  • AZ85

About NAICS811

The North American Industry Classification System (NAICS) code 811 covers repair and maintenance. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

812:Personal and Laundry Services813:Religious, Grantmaking, Civic,...814:Private Households

316 CES Apparatus Performance Testing

DEPT OF DEFENSE
JB ANDREWS, MD
NAICS 811111
Posted Jul 24, 2026
Due Aug 14, 2026
No Set Aside

DNCSB group Bonifacino group equipment maintenance (5 instruments- INFORS shkaers, Calorimeter and AKTA purifier)

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
BETHESDA, MD
NAICS 811210
Posted Jul 24, 2026
Due Aug 3, 2026
Small Business

Preventive Maintenance for Gatan BioContinuum system and the Gatan Alpine Vista direct electron detector, including supporting equipment

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
BETHESDA, MD
NAICS 811210
Posted Jul 24, 2026
Due Aug 10, 2026
No Set Aside

J-Tracy Substation Transformer Refurbishment

ENERGY, DEPARTMENT OF
FOLSOM, CA
NAICS 811310
Posted Jul 24, 2026
Due Aug 3, 2026
Small Business

Maintenance and Testing on Miter Gate Motor

TRANSPORTATION, DEPARTMENT OF
MASSENA, NY
NAICS 811310
Posted Jul 24, 2026
Due Aug 10, 2026
Small Business

Fuel Management System Preventative Maintenance Services

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 811310
Posted Jul 24, 2026
Due Aug 17, 2026
No Set Aside

Breathing Air Systems and Compressor / Air Dryer Preventative Maintenance

DEPT OF DEFENSE
NEWBURGH, NY
NAICS 811310
Posted Jul 24, 2026
Due Aug 7, 2026
Small Business

40,000-hours Overhaul Maintenance Trane Chiller #1 at NEC Jakarta

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 811310
Posted Jul 24, 2026
Due Aug 21, 2026
No Set Aside

Electric Motor Rebuild

DEPT OF DEFENSE
TINKER AFB, OK
NAICS 811310
Posted Jul 23, 2026
No Set Aside

Material Handling Equipment (MHE) for the repairs, maintenance, and rental services for: lifts, light towers with generators, yard ramps, forklifts, telehandlers, and container handlers at Letterkenny Munitions Center (LEMC)

DEPT OF DEFENSE
CHAMBERSBURG, PA
NAICS 811310
Posted Jul 23, 2026
Due Aug 6, 2026
No Set Aside

Inspection, Testing and Certification of Fume Hoods, Biosafety Cabinets and Cleanrooms at Bassett Army Community Hospital (BACH), Fort Wainwright, Alaska

DEPT OF DEFENSE
CAMP PENDLETON, CA
NAICS 811210
Posted Jul 23, 2026
Due Aug 7, 2026

CORROSION CONTROL AND COATING FOR AN/FSC-78 TERMINAL IN GUAM

DEPT OF DEFENSE
WASHINGTON, DC
NAICS 811210
Posted Jul 23, 2026
Due Aug 14, 2026

J-SD LACREEK NWR TRACTOR REPAIR

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 811310
Posted Jul 23, 2026

TRS-3D /AN/SPS-75 Radar repairs/ overhaul services

HOMELAND SECURITY, DEPARTMENT OF
ALAMEDA, CA
NAICS 811210
Posted Jul 23, 2026
Due Aug 17, 2026
No Set Aside

FA465926QM005 - GFAFB MAUS Maintenance - Intent to Sole Source

DEPT OF DEFENSE
NAICS 811210
Posted Jul 23, 2026
Due Aug 4, 2026
No Set Aside

Preventive Maintenance for the Gatan Alpine Direct Electron Detector

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
BETHESDA, MD
NAICS 811210
Posted Jul 23, 2026
Due Aug 7, 2026
No Set Aside

J036-ScrubEx Maintenance

VETERANS AFFAIRS, DEPARTMENT OF
TOGUS, ME
NAICS 811310
Posted Jul 23, 2026
Due Aug 6, 2026

J066-PMI PHILIPS IMAGING EQUIPMENT

VETERANS AFFAIRS, DEPARTMENT OF
Gilbert, AZ
NAICS 811210
Posted Jul 23, 2026
Due Aug 10, 2026

ARC-210 Repair

DEPT OF DEFENSE
SAN ANTONIO, TX
NAICS 811210
Posted Jul 23, 2026
No Set Aside

J065-Alaris Pump Onsite equipment management program

VETERANS AFFAIRS, DEPARTMENT OF
MURFREESBORO, TN
NAICS 811210
Posted Jul 23, 2026
Due Aug 3, 2026
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