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Federal contractor profile

Chappelle Mechanical Services LLC

Lorton, VA · Not a small business
UEI NS1XGB16FNF3 · CAGE 850W0
Contracts won
76
since Jan 2024 · last Oct 2026
Total value
$9.6M
including options
Buying offices
2
government offices it sold to
Usual competition
1 offer
75% of its wins had one offer

Wins by fiscal year

FY2024
17 · $2.3M
FY2025
21 · $2.5M
FY2026
37 · $4.6M
FY2027
1 · $292K

Who it sells to

Nih A E Construction
National Institutes Of Health · 59 wins · $7.4M
National Institutes Of Health Olao
National Institutes Of Health · 17 wins · $2.3M

What it wins

Repair Or Alteration Of Hospitals And Infirmaries
PSC Z2DA · 59 wins · $7.3M
Construction Of Miscellaneous Buildings
PSC Y1JZ · 17 wins · $2.3M

Ending in the next 12 months

Contracts that end soon are usually re-bid. These could be openings for a competitor.
C202451 Replace Water Heaters And Related Equipment Located In The B2 Level Mer, Bldg 49
Nih A E Construction · ends Apr 2027 · $337K
C202059 - Repurpose Of Air Handler Unit, Building 12b
National Institutes Of Health Olao · ends Nov 2026 · $312K
C202604 C202605 C202606 Condensate Return Unit And Ahu6 Precooling Coil Replacements Buildings 37, 31b, And 50
Nih A E Construction · ends Apr 2027 · $292K
C202541 - Building 14h Water Heater Replacement
Nih A E Construction · ends Dec 2026 · $289K
C202349 Add Vents To The Domestic Hot Water Piping System
Nih A E Construction · ends Mar 2027 · $196K

Recent awards

DateWhatOfficeValueOffers
Oct 2026C202604 C202605 C202606 Condensate Return Unit And Ahu6 Precooling Coil Replacements Buildings 37, 31b, And 50Nih A E Construction$292K1
Sep 2026Pca-Orf-10868 C202294 Bldg. 40 Penthouse Orf - Replace Ef - 1, 2, 3 Vfds
Small Business Set Aside - Total
Nih A E Construction$149K1
Sep 2026C202541 - Building 14h Water Heater ReplacementNih A E Construction$289K1
Sep 2026C201910 Building 14h Orf R22 Split-System ReplacementsNih A E Construction$84K1
Sep 2026C202349 Add Vents To The Domestic Hot Water Piping SystemNih A E Construction$196K1
Sep 2026C202500 Fan Motor Replacement, Bldg. 6Nih A E Construction$39K1
Sep 2026C202407 - Nih Building 8 Ahu-8 And Ahu-9 Chw Coil Replacement.Nih A E Construction$98K1
Sep 2026Installation Of The 2.5" Steam Vent To The ExteriorNih A E Construction$31K1
Sep 2026C202340 - Building 30 Replace Domestic Water Booster PumpsNih A E Construction$76K1
Sep 2026C202347 Provide New And Additional Balancing Dampers, Provide Air Balancing And The Report, Bldg 49Nih A E Construction$94K1
Sep 2026C202451 Replace Water Heaters And Related Equipment Located In The B2 Level Mer, Bldg 49Nih A E Construction$337K1
Sep 2026Service Sewar Injector Pit.Nih A E Construction$25K1
Sep 2026C202094 - Bldg 28a Replace Existing Exhaust Fans 2 And 3Nih A E Construction$73K1
Sep 2026C202297 - Perform Preventive Maintenance On Ahu1a And 1b, Building 14gNih A E Construction$52K1
Sep 2026C202273 Replace Existing Heat Transfer, Bldg. 14b Rm B14bNih A E Construction$121K2
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From federal contract award records (SAM.gov), base awards over $10K since fiscal year 2024, updated daily. Values include options where reported.
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