PSC L056: Technical Representative – Construction and Building Materials
L056 is the product and service code (PSC) federal agencies use for “Technical Representative – Construction and Building Materials”, in the “Technical Representative Services” 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
- $279,494
- Share of contract dollars to small businesses, since FY2024
- 26%
Open count as of Nov 14, 2026, 4:39 PM ET. The search counts live, so its total can differ by a notice or two.
Open PSC L056 contracts with 2+ days to respond
- Weatherproofing Units
✦ The Navy wants a small business to supply, deliver and fit a heavy-duty, non-chemical weatherproofing system over 41 wood-framed modular workspace units stored outdoors at Naval…
Due in 6 daysNov 20, 2026, 3:00 PM PST
Where L056 sits in the PSC Manual
- Category: Service
- Group L: Technical Representative SVCS.
- Group L0: Technical Representative Services
- Code L056: Technical Representative – Construction and Building Materials
NAICS codes used with PSC L056
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with L056 most often:
| NAICS | Industry | Spent, last 3 years | Open with PSC L056 |
|---|---|---|---|
| 921190 | Other General Government Support | $1.5 million | — |
| 333120 | Construction Machinery Manufacturing | $356,158 | — |
| 541990 | All Other Professional, Scientific, and Technical Services | $294,668 | — |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | $239,966 | — |
| 238330 | Flooring Contractors | $165,300 | — |
| 541350 | Building Inspection Services | $105,260 | — |
| 238390 | Other Building Finishing Contractors | — | 1 |
Open contracts under each code, with any PSC: NAICS 921190 · NAICS 333120 · NAICS 541990 · NAICS 238210 · NAICS 238330 · NAICS 541350 · NAICS 238390
Who buys under PSC L056
Agencies with the most contract dollars under L056 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 Veterans Affairs | $1.6 million |
| Department of the Navy | $362,158 |
| National Institutes of Health | $294,668 |
| U.S. Special Operations Command | $239,966 |
| Department of State | $105,260 |
| Smithsonian Institution | $64,900 |
| Department of the Air Force | $28,541 |
| Indian Health Service | $7,210 |
Federal spending under PSC L056 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $272,180 |
| FY2025 | $279,494 |
| FY2026 (incomplete) | $2 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. FY2027 began October 1, 2026; it's left out until Defense data for it starts to arrive.
Who wins PSC L056 contracts
| Company | Obligated, last 3 years |
|---|---|
| County of San Joaquin | $1.5 million |
| Mic Industries Inc | $356,158 |
| Vetruvius, LLC | $294,668 |
| C&D Electrical, Inc. | $239,966 |
| Carolina Group Properties LLC | $136,759 |
| Temperature Control Services, L.L.C. | $105,260 |
| Construcciones Y Mantenimientos Eficientes S.A. | $64,900 |
| Lomco Inc | $61,555 |
| King Freight LLC | $28,541 |
| Trauner Consulting Services, Inc. | $13,187 |
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 L056 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:
- 921190 Other General Government Support: Not available for 921190 yet: who won recently, contracts ending in the next 12 months, planned buys or large primes that subcontract. Its NAICS page shows who buys it.
- 333120 Construction Machinery Manufacturing: who won recently · planned buys · large primes that subcontract
- 541990 All Other Professional, Scientific, and Technical Services: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
Related PSC codes
- L010 Technical Representative – Weapons
- L011 Technical Representative – Nuclear Ordnance
- L012 Technical Representative – Fire Control Equipment
- L013 Technical Representative – Ammunition and Explosives
- L014 Technical Representative – Guided Missiles
- L015 Technical Representative – Aircraft and Airframe Structural Components
- L016 Technical Representative – Aircraft Components and Accessories
- L017 Technical Representative – Aircraft Launching, Landing, and Ground Handling Equipment
- L018 Technical Representative – Space Vehicles
- L019 Technical Representative – Ships, Small Craft, Pontoons, and Floating Docks
Frequently asked questions
What is PSC L056?
L056 is the service code in the federal Product and Service Code (PSC) Manual named “Technical Representative – Construction and Building Materials”, under L (Technical Representative SVCS.) and L0 (Technical Representative Services). 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 L056?
Most federal contract dollars under PSC L056 go with NAICS 921190 (Other General Government Support), 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 L056?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notice uses PSC L056 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.