PSC C1CA: Architect and Engineering – Construction: Schools
C1CA is the product and service code (PSC) federal agencies use for “Architect and Engineering – Construction: Schools”, 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
- $15.9 million
- Share of contract dollars to small businesses, since FY2024
- 21%
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 C1CA sits in the PSC Manual
- Category: Service
- Group C: Architect/Engineer Services
- Group C1: Arch – Eng SVCS – Construction
- Code C1CA: Architect and Engineering – Construction: Schools
NAICS codes used with PSC C1CA
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with C1CA most often:
| NAICS | Industry | Spent, last 3 years | Open with PSC C1CA |
|---|---|---|---|
| 541330 | Engineering Services | $30.9 million | — |
| 236220 | Commercial and Institutional Building Construction | $2.1 million | — |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | $197,515 | — |
| 237110 | Water and Sewer Line and Related Structures Construction | $192,057 | — |
| 238990 | All Other Specialty Trade Contractors | $131,474 | — |
| 238320 | Painting and Wall Covering Contractors | $29,346 | — |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | — | 1 |
Open contracts under each code, with any PSC: NAICS 541330 · NAICS 236220 · NAICS 238220 · NAICS 237110 · NAICS 238990 · NAICS 238320 · NAICS 238210
Who buys under PSC C1CA
Agencies with the most contract dollars under C1CA 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 | $25.3 million |
| Bureau of Indian Affairs and Bureau of Indian Education | $6.8 million |
| Department of the Navy | $1.4 million |
Federal spending under PSC C1CA by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $7.7 million |
| FY2025 | $15.9 million |
| FY2026 (incomplete) | $10 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 C1CA contracts
| Company | Obligated, last 3 years |
|---|---|
| KZF Design Inc | $11.2 million |
| Tetra Tech, Inc. | $7.6 million |
| Zyscovich, LLC | $3.8 million |
| Blue Arrow Architecture LLC | $3.5 million |
| Schenkel & Shultz, Inc. | $1.7 million |
| Aleut Construction LLC | $1.6 million |
| Woolpert, Inc. | $1 million |
| ASMD LLC | $734,851 |
| WBK Engineering LLC | $681,613 |
| HDR Engineering, Inc | $311,684 |
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 C1CA 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
- 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
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 C1CA?
C1CA is the service code in the federal Product and Service Code (PSC) Manual named “Architect and Engineering – Construction: Schools”, 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 C1CA?
Most federal contract dollars under PSC C1CA 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 C1CA?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notice uses PSC C1CA 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.