Contractor profile
GCS LLC
Active registrationVeteran Owned BusinessService Disabled Veteran Owned BusinessSmall Business
UEIJJXLTLEU5UN5
CAGE code4ZJH2
Primary NAICS236210
LocationLOMA, CO, 81524
Federal obligations$7M
Prime awards11
Active awards4
Latest award actionJul 22, 2026
Federal award activity
Public award recordTop federal customers
- Department of Agriculture8 awards$6M
- Department of the Interior2 awards$1M
- Department of Transportation1 awards$206,970
NAICS award mix
- 2373108 awards$3M
- 2379901 awards$3M
- 2362202 awards$1M
PSC award mix
- Z2LB2 awards$3M
- Y1LB4 awards$3M
- Y1FB1 awards$881,450
- Z2EB1 awards$314,050
- F0183 awards$77,358
Contract vehicles
- 1240LT25D00401 awards$272,500
- 1240LQ25D00102 awards$77,358
Potential recompetes
- Department of Agriculture$272,500
- Department of Agriculture$2M
- Department of Agriculture$3M
- Department of Agriculture$500
Prime award history
| Award | Agency / office | Category | Value | Dates |
|---|---|---|---|---|
| 1240LT25D0040USFS REGION 2 ROAD AND BRIDGE CONSTRUCTION MATOC | Department of AgricultureUSDA-FS, CSA INTERMOUNTAIN 8 | NAICS 237310PSC Y1LB | $0 | Jul 14, 2025 – Not stated |
| 1240LT26C0003REPLACEMENT OF WEST MUDDY CREEK BRIDGES #4 AND #5 PER DRAWINGS AND SPECIFICATIONS. GRAND MESA, UNCOMPAHGRE AND GUNNISON NF | Department of AgricultureUSDA-FS, CSA INTERMOUNTAIN 8 | NAICS 237310PSC Y1LB | $2M | Jan 30, 2026 – Jan 30, 2027 |
| 1240LP26F0025PROVIDE ROAD MAINTENANCE ACTIVITIES PER DRAWINGS AND SPECIFICATIONS TO POTTER BASIN ROAD (NFSR 525). | Department of AgricultureUSDA-FS, CSA INTERMOUNTAIN 4 | NAICS 237310PSC F018 | $76,858 | Jul 6, 2026 – Aug 14, 2026 |
| 6982AF26P000014CO NP COLM 10(5) GUARDRAIL IMPROVEMENT | Department of Transportation6982AF CENTRAL FEDERAL LANDS DIVISI | NAICS 237310PSC Y1LB | $206,970 | May 28, 2026 – Aug 11, 2026 |
| 140L1725C0004BLM-CO CRVFO TWO BRIDGE EXPANSION | Department of the InteriorCOLORADO STATE OFFICE | NAICS 236220PSC Z2EB | $314,050 | Jul 17, 2025 – Apr 24, 2026 |
| 1240LT26F0006THIS PROJECT WILL RESULT IN THE REMOVAL OF AN EXISTING CULVERT, AND INSTALLATION OF A NEW AQUATIC ORGANISM PASSAGE ALUMINUM PLATE STRUCTURE, WHICH WILL SIT ON CONCRETE FOOTINGS | Department of AgricultureUSDA-FS, CSA INTERMOUNTAIN 8 | NAICS 237310PSC Y1LB | $272,500 | Mar 31, 2026 – Nov 30, 2026 |
| 1240LQ25D0010REGION 2 ROAD MAINTENANCE AND OTHER FOREST MAINTENANCE/SUPPORT SERVICES | Department of AgricultureUSDA-FS, CSA INTERMOUNTAIN 5 | NAICS 237310PSC F018 | $0 | Jul 1, 2025 – Not stated |
| 1240LT25C0019RECONSTRUCTION OF ROADS WITHIN THE SAN JUAN WILLIAMS CREEK ROAD AND SPUR RECONSTRUCTION | Department of AgricultureUSDA-FS, CSA INTERMOUNTAIN 8 | NAICS 237310PSC Z2LB | $246,620 | Oct 6, 2025 – Apr 24, 2026 |
| 1240LQ25F0015GUARANTEE MINIMUM | Department of AgricultureUSDA-FS, CSA INTERMOUNTAIN 5 | NAICS 237310PSC F018 | $500 | Sep 5, 2025 – Jun 30, 2030 |
| 1282B125C0008CONSTRUCTION GAOA LITTLE BEAR CG RECONSTRUCTION | Department of AgricultureUSDA FOREST SERVICE-SPOC IM | NAICS 237990PSC Z2LB | $3M | Dec 2, 2024 – Sep 19, 2026 |
| 140L1722C0004BLM-CO DESIGN-BUILD RIVER OPERATIONS FACILITY | Department of the InteriorCOLORADO STATE OFFICE | NAICS 236220PSC Y1FB | $881,450 | Aug 16, 2022 – Dec 31, 2025 |
Award links and obligation totals come from USAspending.gov public records.
Industries and classifications
NAICS 115310Support Activities for ForestryNAICS 236210Industrial Building ConstructionNAICS 236220Commercial and Institutional Building ConstructionNAICS 237110Water and Sewer Line and Related Structures ConstructionNAICS 237120Oil and Gas Pipeline and Related Structures ConstructionNAICS 237130Power and Communication Line and Related Structures ConstructionNAICS 237310Highway, Street, and Bridge ConstructionNAICS 237990Other Heavy and Civil Engineering ConstructionNAICS 238110Poured Concrete Foundation and Structure ContractorsNAICS 238130Framing ContractorsNAICS 238140Masonry ContractorsNAICS 238150Glass and Glazing ContractorsNAICS 238160Roofing ContractorsNAICS 238170Siding ContractorsNAICS 238190Other Foundation, Structure, and Building Exterior ContractorsNAICS 238210Electrical Contractors and Other Wiring Installation ContractorsNAICS 238220Plumbing, Heating, and Air-Conditioning ContractorsNAICS 238290Other Building Equipment ContractorsNAICS 238310Drywall and Insulation ContractorsNAICS 238320Painting and Wall Covering ContractorsNAICS 238330Flooring ContractorsNAICS 238340Tile and Terrazzo ContractorsNAICS 238350Finish Carpentry ContractorsNAICS 238390Other Building Finishing ContractorsNAICS 238910Site Preparation ContractorsNAICS 238990All Other Specialty Trade ContractorsNAICS 334220Radio and Television Broadcasting and Wireless Communications Equipment ManufacturingNAICS 541519Other Computer Related ServicesNAICS 561730Landscaping ServicesNAICS 562910Remediation Services
Public points of contact
MARK S MILLSPRESIDENTGovernment business
CASEY A MILLSVICE PRESIDENTAlternate government business
MARK S MILLSPRESIDENTElectronic business
CASEY A MILLSVICE PRESIDENTAlternate electronic business
Names and titles are reproduced from the public registration. FedRoster does not guess or enrich personal contact details.