PSC C1HC: Architect and Engineering – Construction: Govt-Owned CTR-Operated (GOCO) Environmental Laboratories
C1HC is the product and service code (PSC) federal agencies use for “Architect and Engineering – Construction: Govt-Owned CTR-Operated (GOCO) Environmental Laboratories”, in the “Arch – Eng SVCS – Construction” 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
- $644,856
- Share of contract dollars to small businesses, since FY2024
- 0%
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 C1HC contracts with 2+ days to respond
- A-E Services for Electron Injector Complex
✦ Solicitation RFP_476957: Brookhaven National Laboratory (listed under the Department of Energy) is asking for proposals for architect-engineer (A/E) design services for the…
Due in 33 daysNov 30, 2026, 5:00 PM EST
Where C1HC sits in the PSC Manual
- Category: Service
- Group C: Architect/Engineer Services
- Group C1: Arch – Eng SVCS – Construction
- Code C1HC: Architect and Engineering – Construction: Govt-Owned CTR-Operated (GOCO) Environmental Laboratories
NAICS codes used with PSC C1HC
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with C1HC most often:
| NAICS | Industry | Spent, last 3 years | Open with PSC C1HC |
|---|---|---|---|
| 541330 | Engineering Services | $644,856 | 1 |
| 541310 | Architectural Services | $89,933 | — |
Open contracts under each code, with any PSC: NAICS 541330 · NAICS 541310
Who buys under PSC C1HC
Agencies with the most contract dollars under C1HC 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 Navy | $644,856 |
| Department of State | $89,933 |
Federal spending under PSC C1HC by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $89,933 |
| FY2025 | $644,856 |
| FY2026 (incomplete) | $0 |
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 C1HC contracts
| Company | Obligated, last 3 years |
|---|---|
| CH2M Hill, Inc | $644,856 |
| Famer Uluslararasi Musavirlik Anonim Sirketi | $89,933 |
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 C1HC 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:
- 541330 Engineering Services: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
- 541310 Architectural Services: who won recently · planned buys · large primes that subcontract
Related PSC codes
- C111 BLDGS & Fac / Admin & SVC BLDGS
- C112 BLDGS & Fac / Airfield, Com & MSL F
- C113 Educational Buildings
- C114 Hospital Buildings
- C115 Industrial Buildings
- C116 Residential Buildings
- C117 Warehouse Buildings
- C118 Research and Development Facilities
- C119 Other Buildings
- C121 Conservation and Development
Frequently asked questions
What is PSC C1HC?
C1HC is the service code in the federal Product and Service Code (PSC) Manual named “Architect and Engineering – Construction: Govt-Owned CTR-Operated (GOCO) Environmental Laboratories”, under C (Architect/Engineer Services) and C1 (Arch – Eng SVCS – Construction). 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 C1HC?
Most federal contract dollars under PSC C1HC go with NAICS 541330 (Engineering Services), 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 C1HC?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notice uses PSC C1HC right now. 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.