Federal contractor · LIVERMORE, CA

G.S.E. CONSTRUCTION COMPANY, INC.

G.S.E. CONSTRUCTION COMPANY, INC. received $111.3M in federal contract obligations in FY2026, on 3 awards (+1,042% vs FY2025). Since FY2022: $124.8M. Its largest customer was National Park Service ($109.5M).

Obligations · FY2026
$111.3M
New awards
3
Sole-source
0.0%
Single offer
0.0%
UEI
JS4MLNK3AFR9
Other than small businessMinority-owned
Open in the contracts explorerRelationship graph

Spending by fiscal year

Obligations per federal fiscal year (October–September).

  1. 3.8MFY2022
  2. 0FY2023
  3. 9.7MFY2025
  4. 111.3MFY2026

Top buying agencies

Obligations in FY2026.

  1. National Park Service$109.5M98%
    1 awards
  2. International Boundary and Water Commission: U.S.-Mexico$1.8M1.6%
    1 awards
  3. Bureau of Reclamation$00.0%
    1 awards

What was bought · Where the work was performed

Obligations in FY2026.

What was bought

  1. Construction & real property$111.3M100%

Where the work was performed

  1. Park County, WY$109.5M98%
  2. Santa Cruz County, AZ$1.8M1.6%

Integrity signals

Shares of the year's obligations, next to the country's.

  • Low competition0.0%
    US 39% · $0
  • Sole-source awards0.0%
    US 30% · $0
  • Single-offer competitions0.0%
    US 8.7% · $0
  • Urgency justifications0.0%
    US 5.1% · $0

A signal is a reason to look closer, not evidence of wrongdoing: most sole-source awards are lawful and justified.

Largest awards

  1. YELL 310402 GRANT WASTEWATER TREATMENT PLANT AND COLLECTIONS AND CANYON COLLECTIONS$109.5M
    National Park Service· Park County, WY· Construction & real property· May 28, 2026 – May 28, 2026· 140P2026C0017
  2. LEADVILLE SUPPLY SOLID CONTACT CLARIFERS$3.8M
    Bureau of Reclamation· Alameda County, CA· Other equipment & supplies· Jan 18, 2022 – Jul 8, 2026· 140R6022C0006
  3. HEADWORKS REPAIR$1.8M
    International Boundary and Water Commission: U.S.-Mexico· Santa Cruz County, AZ· Construction & real property· Sep 28, 2026 – Sep 28, 2026· 191BWC26P0090

Competitors

Companies that win from the same buyers in the same markets: obligations by agency and industry compared over the last three fiscal years.

Compared on 3 markets (agency × industry), FY2024–FY2026.

  1. RECORD STEEL AND CONSTRUCTION, INC.$272.6M+160% in FY2026
    BOISE, ID · 90% of this company's obligations are in markets they both serveNational Park Service · Utility system construction
  2. SOUTHERN CONTRACTING, LLC$34.5M−76% in FY2026
    BILOXI, MS · 25% of this company's obligations are in markets they both serveNational Park Service · Utility system constructionArmy · Utility system construction
  3. R.C.S. CONSTRUCTION, INC.$27.2M−98% in FY2026
    RAPID CITY, SD · 22% of this company's obligations are in markets they both serveNational Park Service · Utility system construction

Showing the top 3 of 25 competitors. Open the profile for the full list.

Who sells to the same buyers in the same markets, not who wins against whom on a given contract. Prime contract obligations by the agency and NAICS code of each award; subawards are never added. A company is a family of legal entities, joined by parent UEI or, in part, by an AI reading of names.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 10, 2026, loaded Oct 10, 2026 · FY2024–FY2026.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 10, 2026, loaded Oct 10, 2026.