PSC codes › Y1NB
PSC Y1NB — Construction of Heating and Cooling Plants: federal contracts
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- Y--Friant Dam HVAC Replacement - JOTFOC
- Construction of Chilled Water Plant and Site Utility Upgrades at VA Medical Center in West Haven, CT
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What PSC Y1NB covers
Official definition: GSA PSC Manual (PSC April 2025.xlsx), acquisition.gov/psc-manual. Category: Facilities & Construction › Construction Related Services.
Who is winning new PSC Y1NB work
Contractors ranked by obligations on awards that started FY2024–FY2027 to date.
| Contractor | Obligations | Awards |
|---|---|---|
| SGJV2, LLC | $78.1M | 1 |
| SAW GREENLAND, LLC | $70.6M | 2 |
| VETERANS CONTRACTING GROUP, INC. | $54.2M | 1 |
| ENERGY SERVICES GROUP INC | $46.2M | 1 |
| VETSPACE CONSTRUCTION SERVICES, LLC | $29.1M | 1 |
| CALVARY CONTRACTING INC | $26.2M | 1 |
| MEPTEK MUHENDISLIK TAAHHUT TICARET LIMITED SIRKETI | $19.3M | 6 |
| WINSPEAR CONSTRUCTION LLC. | $16.7M | 1 |
| MIK CONSTRUCTION INC | $16.0M | 1 |
| SILVER LAKE - TMG JV#1, LLC | $12.7M | 1 |
How competitive is PSC Y1NB?
- 84.4% of obligations on these awards were competed.
- 6.0% of competed awards that report offers drew a single offer (n=50).
- 91.5% went to small businesses.
- The five largest contractors hold 65.5% across 48 contractors.
NAICS codes used on PSC Y1NB awards
| NAICS | Industry | Share |
|---|---|---|
| 236220 | Commercial and Institutional Building Construction | 75.2% |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | 13.5% |
| 237130 | Power and Communication Line and Related Structures Construction | 10.9% |
| 236210 | Industrial Building Construction | 0.3% |
| 221330 | Steam and Air-Conditioning Supply | 0.0% |
Related PSC codes
Z2JZ Repair or Alteration of Miscellaneous Buildings · Z2AA Repair or Alteration of Office Buildings · Z2AZ Repair or Alteration of Other Administrative Facilities and Service Buildings · Y1AZ Construction of Other Administrative Facilities and Service Buildings · Z1AA Maintenance of Office Buildings · Z1JZ Maintenance of Miscellaneous Buildings · Y1JZ Construction of Miscellaneous Buildings · J041 Maint/Repair/Rebuild of Equipment: Refrigeration, Air Conditioning, and Air Circulating Equipment
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