PSC Y1JA: Construction of Museums and Exhibition Buildings
Y1JA is the product and service code (PSC) federal agencies use for “Construction of Museums and Exhibition Buildings”, 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
- 1
- Federal contract spending, FY2025
- $135 million
- Share of contract dollars to small businesses, since FY2024
- 51%
Open count as of Oct 28, 2026, 5:43 PM ET. The search counts live, so its total can differ by a notice or two.
Open PSC Y1JA contracts with 2+ days to respond
- Phase 2 Construct Arabian Leopard Exhibit at the National Zoological Park
✦ Only three firms prequalified in Step One (Grunley, Consigli and The Whiting-Turner Contracting Company) may send offers to build Phase 2 of the Arabian Leopard Facility at the…
Due in 23 daysNov 20, 2026, 3:00 PM EST
Where Y1JA sits in the PSC Manual
- Category: Service
- Group Y: Construct of Structures/Facilities
- Group Y1: Construction of Buildings
- Code Y1JA: Construction of Museums and Exhibition Buildings
NAICS codes used with PSC Y1JA
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with Y1JA most often:
| NAICS | Industry | Spent, last 3 years | Open with PSC Y1JA |
|---|---|---|---|
| 236220 | Commercial and Institutional Building Construction | $312.4 million | 1 |
| 238990 | All Other Specialty Trade Contractors | $20.7 million | — |
| 712110 | Museums | $4.9 million | — |
| 541350 | Building Inspection Services | $1.1 million | — |
| 561990 | All Other Support Services | $273,178 | — |
| 541330 | Engineering Services | $74,812 | — |
Open contracts under each code, with any PSC: NAICS 236220 · NAICS 238990 · NAICS 712110 · NAICS 541350 · NAICS 561990 · NAICS 541330
Who buys under PSC Y1JA
Agencies with the most contract dollars under Y1JA over the last three fiscal years, per USAspending.gov. Each name links to that agency's open contracts and buying history:
| Agency | Obligated |
|---|---|
| Smithsonian Institution | $308.8 million |
| National Gallery of Art | $24.3 million |
| Department of the Army | $5.3 million |
| Bureau of Land Management | $1 million |
| Saint Lawrence Seaway Development Corporation | $86,639 |
| National Park Service | $25,531 |
Federal spending under PSC Y1JA by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $127.5 million |
| FY2025 | $135 million |
| FY2026 (incomplete) | $77 million |
Headline figures use FY2025, 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 Y1JA contracts
| Company | Obligated, last 3 years |
|---|---|
| Clark Construction Group LLC | $48.5 million |
| Associated Builders, Inc. | $47.5 million |
| The Whiting-Turner Contracting Company | $41.5 million |
| Clark/Smoot/Consigli, a Joint Venture | $29.5 million |
| Biscayne Contractors, Inc | $24.8 million |
| Spacesaver Systems, Inc. | $15.7 million |
| Tex/Am Construction Co., Inc. | $15.6 million |
| Coakley & Williams Construction, LLC. | $14.3 million |
| Grunley Construction Co., Inc. | $13.6 million |
| Kapp-Con Incorporated | $11 million |
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 Y1JA 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
- 238990 All Other Specialty Trade Contractors: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
- 712110 Museums: 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 Y1JA?
Y1JA is the service code in the federal Product and Service Code (PSC) Manual named “Construction of Museums and Exhibition Buildings”, 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 Y1JA?
Most federal contract dollars under PSC Y1JA 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 Y1JA?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notice uses PSC Y1JA right now. FedReady can match new ones to your business and email you, free.
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Sources: SAM.gov Contract Opportunities, USAspending.gov and the PSC Manual. How we count.