GCS LLC
GCS LLC is a small business in Loma, CO registered on SAM.gov to bid on federal contracts. It has won about $6.3 million in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- JJXLTLEU5UN5
- CAGE code
- 4ZJH2
- SAM.gov registration
- Active
Registration details
| Legal business name | GCS LLC |
|---|---|
| Unique Entity ID (UEI) | JJXLTLEU5UN5 |
| CAGE code | 4ZJH2 |
| Location | Loma, CO |
| SAM.gov registration | Active through Sep 23, 2027 |
| Business started | 2008 |
| Primary NAICS code | 236210: Industrial Building Construction |
| Website | www.gcs-llc.net |
Certifications and business types
- Service-disabled veteran-owned (self-reported in SAM.gov)
- Veteran-owned (self-reported in SAM.gov)
SBA certifications let a business compete for set-aside contracts. See set-aside contracts explained.
Federal contract history
| Fiscal year | Prime contract obligations |
|---|---|
| FY2023 | $48,038 |
| FY2024 | $1,450 |
| FY2025 | $3.5 million |
| FY2026 | $3 million |
Its biggest federal customers over the last four fiscal years: Forest Service ($5.9 million), Bureau of Land Management ($331,920), Federal Highway Administration ($206,970) and Department of Veterans Affairs ($38,705).
Recent contract awards
| Awarded | Agency | What it's for | Amount |
|---|---|---|---|
| Jul 7, 2026 | Forest Service | Provide road maintenance activities per drawings and specifications to potter basin… | $76,858 |
| May 28, 2026 | Federal Highway Administration | Co np colm 10(5) guardrail improvement | $206,970 |
| Mar 31, 2026 | Forest Service | This project will result in the removal of an existing culvert, and installation of a… | $272,500 |
| Dec 19, 2025 | Forest Service | Replacement of west muddy creek bridges #4 and #5 per drawings and specifications.… | $2.4 million |
| Sep 18, 2025 | Forest Service | Guarantee minimum | $500 |
| Sep 5, 2025 | Forest Service | Reconstruction of roads within the san juan williams creek road and spur reconstruction | $246,620 |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
NAICS codes GCS LLC is small under
On its SAM.gov registration, GCS LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 236210 Industrial Building Construction
- 115310 Support Activities for Forestry
- 236220 Commercial and Institutional Building Construction
- 237110 Water and Sewer Line and Related Structures Construction
- 237120 Oil and Gas Pipeline and Related Structures Construction
- 237130 Power and Communication Line and Related Structures Construction
- 237310 Highway, Street, and Bridge Construction
- 237990 Other Heavy and Civil Engineering Construction
- 238110 Poured Concrete Foundation and Structure Contractors
- 238130 Framing Contractors
- 238140 Masonry Contractors
- 238150 Glass and Glazing Contractors
- 238160 Roofing Contractors
- 238170 Siding Contractors
- 238190 Other Foundation, Structure, and Building Exterior Contractors
- 238210 Electrical Contractors and Other Wiring Installation Contractors
- 238220 Plumbing, Heating, and Air-Conditioning Contractors
- 238290 Other Building Equipment Contractors
- 238310 Drywall and Insulation Contractors
- 238320 Painting and Wall Covering Contractors
- 238330 Flooring Contractors
- 238340 Tile and Terrazzo Contractors
- 238350 Finish Carpentry Contractors
- 238390 Other Building Finishing Contractors
And 6 more.
Open contracts in GCS LLC's NAICS codes
909 open federal opportunities on SAM.gov use a NAICS code GCS LLC is small under. These are due soonest.
- CTX Chapel Window Repair/Replacement | NEED DATE
Due in 2 daysOct 12, 2026
- NEW Elevator Full Service Contract BASE PLUS 4 OPTION YEARS FHCC VAMC, NORTH CHICAGO IL
Due in 2 daysOct 12, 2026
- CON | Z1DA | REPLACE OR CHILLERS | 580-23-105 | PRESOLICITATION
✦ The VA Medical Center in Houston, TX plans a construction contract to remove and replace two operating room chillers in Building 100.
Due in 2 daysOct 12, 2026
- Groundskeeping
Due in 2 daysOct 12, 2026
- Groundskeeping
Due in 2 daysOct 12, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (236210) that have won federal contracts, starting with Colorado:
- Bering Straits Global Innovations, LLC, Anchorage, AK
- Doyon Management Services, LLC, Federal Way, WA
- Bering-Weston JV, LLC, Anchorage, AK
- Cci Prime Contractors, LLC, Anchorage, AK
- Doyon Management Services, LLC, Lanham, MD
- North Wind General Contractors LLC, Idaho Falls, ID
Frequently asked questions
What is GCS LLC's CAGE code?
GCS LLC's CAGE code is 4ZJH2. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is GCS LLC's UEI?
GCS LLC's Unique Entity ID (UEI) is JJXLTLEU5UN5. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is GCS LLC's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, GCS LLC's registration is active through sep 23, 2027. Registrations are renewed every year.
Is GCS LLC a small business?
GCS LLC is registered on SAM.gov as small under 30 NAICS codes, including its primary code, 236210. Size is set per NAICS code, so a business can be small for some contracts and not others.
Keep going
- Look up another business's CAGE code or UEI
- Check a SAM.gov registration's status
- How to become a government subcontractor
Registration details come from SAM.gov's public entity extract and contract figures from USAspending.gov. Contact names and street addresses are left out. To change these details, update the registration on SAM.gov. To ask us to remove this page, email hello@fedready.us.