PSC Y1AB: Construction of Conference Space and Facilities
Y1AB is the product and service code (PSC) federal agencies use for “Construction of Conference Space and Facilities”, in the “Construction of Buildings” group. Here are the contracts open under it now, the NAICS codes it pairs with, and who buys and wins this work.
- Open contracts now
- 0
- Federal contract spending, FY2024
- $6.8 million
- Share of contract dollars to small businesses, since FY2024
- 18%
Open count as of Oct 28, 2026, 7:01 PM ET. The search counts live, so its total can differ by a notice or two.
Where Y1AB sits in the PSC Manual
- Category: Service
- Group Y: Construct of Structures/Facilities
- Group Y1: Construction of Buildings
- Code Y1AB: Construction of Conference Space and Facilities
NAICS codes used with PSC Y1AB
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with Y1AB most often:
| NAICS | Industry | Spent, last 3 years | Open with PSC Y1AB |
|---|---|---|---|
| 236220 | Commercial and Institutional Building Construction | $134 million | — |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | $1.5 million | — |
| 237990 | Other Heavy and Civil Engineering Construction | $829,965 | — |
| 333120 | Construction Machinery Manufacturing | $249,953 | — |
| 238340 | Tile and Terrazzo Contractors | $206,044 | — |
| 238290 | Other Building Equipment Contractors | $116,430 | — |
Open contracts under each code, with any PSC: NAICS 236220 · NAICS 238220 · NAICS 237990 · NAICS 333120 · NAICS 238340 · NAICS 238290
Who buys under PSC Y1AB
Agencies with the most contract dollars under Y1AB over the last three fiscal years, per USAspending.gov. Each name links to that agency's open contracts and buying history:
| Agency | Obligated |
|---|---|
| Department of the Army | $110.9 million |
| Office of the Assistant Secretary for Administration and Management | $10.1 million |
| Department of Veterans Affairs | $9.7 million |
| Department of the Air Force | $2.2 million |
| Department of the Navy | $1.1 million |
| National Oceanic and Atmospheric Administration | $965,451 |
| Federal Emergency Management Agency | $828,204 |
| U.S. Fish and Wildlife Service | $683,218 |
Federal spending under PSC Y1AB by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $6.8 million |
| FY2025 | -$3.9 million |
| FY2026 (incomplete) | $134.3 million |
Headline figures use FY2024, the last complete year. FY2026 is still incomplete and will rise until about early January 2027 as Defense data arrives: USAspending.gov publishes Defense contracts 90 days after they're signed.
Who wins PSC Y1AB contracts
| Company | Obligated, last 3 years |
|---|---|
| Korte Construction Company | $113.9 million |
| Coho Construction Management LLC | $10.1 million |
| V Line Services L.L.C. | $9.2 million |
| Ahtna Infrastructure & Technologies LLC | $1.8 million |
| PP91 Enterprises, Inc | $1.5 million |
| Forus Contracting, Inc. | $829,965 |
| Benchmark | $683,242 |
| Belt Built Contracting, LLC | $499,787 |
| Bering-Weston JV, LLC | $425,509 |
| Tuckman-Barbee Construction Co., Inc. | $384,384 |
Linked names have a FedReady profile, which shows the NAICS codes a business is registered as small under. Most large companies have none.
Large prime contractors (companies that hold the contract with the agency) subcontract part of their work to small businesses. See which primes subcontract, by NAICS code.
Research PSC Y1AB work
By the NAICS codes this work goes with, the one with the most spending first: who won recently, contracts ending soon, agencies' planned buys and the large primes that subcontract it, nationwide. Each code shows only the pages that exist for it:
- 236220 Commercial and Institutional Building Construction: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
- 238220 Plumbing, Heating, and Air-Conditioning Contractors: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
- 237990 Other Heavy and Civil Engineering Construction: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
Related PSC codes
- Y111 Construction of Office Buildings
- Y112 Construct/Conf Space & Fac
- Y119 Construct/Other Admin & SVCS BLDGS
- Y121 Construct/Air Traffic Cont Towers
- Y122 Construct/Air Traffic Training Fac
- Y123 Construct/Radar & Navigational Fac
- Y124 Construction of Airport Runways
- Y125 Construction of Airport Terminals
- Y126 Construct/Missile System Facilities
- Y127 Construct/Elct & Comm System Fac
Frequently asked questions
What is PSC Y1AB?
Y1AB is the service code in the federal Product and Service Code (PSC) Manual named “Construction of Conference Space and Facilities”, under Y (Construct of Structures/Facilities) and Y1 (Construction of Buildings). Agencies put a PSC on every contract to record what they bought.
What is the difference between a PSC and a NAICS code?
A PSC describes what the government is buying. A NAICS code describes the industry of the business doing the work, and it sets the SBA size standard for small business set-asides. Every contract notice has both.
Which NAICS code goes with PSC Y1AB?
Most federal contract dollars under PSC Y1AB go with NAICS 236220 (Commercial and Institutional Building Construction), according to USAspending.gov. The contracting officer picks the NAICS code for each solicitation, so check the notice.
How do I find contracts that use PSC Y1AB?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. FedReady can match new ones to your business and email you, free.
Keep going
Sources: SAM.gov Contract Opportunities, USAspending.gov and the PSC Manual. How we count.