Glhn Architects & Engineers Inc.
- UEI
- JCVYNLU68175
- CAGE
- 7B678
- Primary NAICS
- 541310 Architectural Services
- SAM.gov registration
- Expired
Company facts
- FY2025 rankings
- Self-certified in SAM.gov
- Entity structure
- Other
- Other NAICS codes in SAM.gov
- SAM.gov registration date
- Website
- glhn.com
- Founded
- 1963
- Employees
- 51-250
- Estimated annual revenue
- $10M-$50M
- Industry
-
- Industrials
- Commercial & Professional Services
- Professional Services
- Architecture
- SIC code
- 87 Engineering & Management Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | -$2,500 |
| FY2025 | $438,112 |
| FY2024 | $112,560 |
| FY2023 | $352,200 |
Contract vehicles
Contract awards
Latest 5 listed here. See the rest on GovTribe.
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|---|---|---|
| Walker Architects Inc. | Gainesville, FL | 541310 Architectural Services |
| LGA Architecture | Las Vegas, NV | 541310 Architectural Services |
| Tsk | Henderson, NV | 541310 Architectural Services |
| Slichter Ugrin Architecture Inc. | Boise, ID | 541310 Architectural Services |
| Jackola Engineering & Architecture PC | Kalispell, MT | 541330 Engineering Services |
About the company
Glhn Architects & Engineers Inc. is an employee-owned, for-profit subchapter S corporation based in Tucson, Arizona, specializing in architectural, engineering, and environmental design services for federal agencies. The firm primarily focuses on infrastructure design, maintenance, and restoration of public lands and facilities, with a strong emphasis on supporting the U.S. Department of the Interior's Bureau of Land Management (BLM) and other federal agencies. As a professional services firm, Glhn provides comprehensive architectural and engineering solutions that range from facility design and renovation to environmental assessments and infrastructure improvements.
The company has consistently secured federal contract awards for a diverse array of projects, predominantly with the Bureau of Land Management across Colorado, Arizona, and New Mexico. These contracts have included critical services such as road improvements, campground enhancements, drainage surveys, facility renovations, dam reconstruction designs, water system upgrades, and Americans with Disabilities Act (ADA) trail design. Specific project examples include septic system design for the Virgin River project, arc flash hazard analysis for BLM facilities, and reconstruction design for Starvation Draw Dam. None of the reviewed contract awards utilized set-aside designations, demonstrating the firm's competitive capabilities in securing federal contracts through open competition.
Glhn Architects & Engineers Inc. holds two significant Indefinite Delivery/Indefinite Quantity (IDIQ) contract vehicles. The first is a single-award IDIQ with the Smithsonian Institution, valued at $1, focusing on architectural and engineering support services for facilities within 100 miles of Tucson, Arizona, with a completion date of December 1, 2034. The second is a $50 million multiple-award IDIQ with the U.S. Fish and Wildlife Service, designated as a total small business set-aside, which runs through September 30, 2027. This contract supports architectural and engineering services for deferred maintenance projects across the continental United States and Hawaii, covering a wide range of technical services including architectural design, construction administration, environmental studies, and energy conservation practices for federal land management agencies.
SBA capabilities narrative
Multi-discipline consulting firm located in Phoenix and Tucson, Arizona. Staff of 75 includes architects, mechanical, electrical, and civil engineers, and designers and drafters.
Quick answers
Is Glhn Architects & Engineers Inc. registered in SAM.gov?
Glhn Architects & Engineers Inc.'s SAM.gov registration expired on August 25, 2026.
What is Glhn Architects & Engineers Inc.'s CAGE code?
Glhn Architects & Engineers Inc.'s CAGE code is 7B678, and its Unique Entity ID (UEI) is JCVYNLU68175.
Which contract vehicles does Glhn Architects & Engineers Inc. hold?
Glhn Architects & Engineers Inc. holds a place on 1 federal contract vehicle: DOI Architecture and Engineering Services MATOC 2022-2027.
How much has Glhn Architects & Engineers Inc. received in federal contracts?
Federal contracts obligated $438,112 to Glhn Architects & Engineers Inc. in fiscal year 2025 and $900,372 in fiscal years 2023 through 2027.
How does Glhn Architects & Engineers Inc. rank among federal contractors?
Glhn Architects & Engineers Inc. ranked #15 in PSC C1JA in FY2025.
What is Glhn Architects & Engineers Inc.'s most recent federal award?
Glhn Architects & Engineers Inc.'s most recent federal contract award is AZ hot well dunes title III services (140L0625F0122), from National Office (BLM), on September 22, 2025.
On GovTribe
See Glhn Architects & Engineers Inc.'s full federal record
- Federal contract awards
- IDV awards
- Contract vehicles
- Funding analysis by agency, NAICS and set-aside
- Similar vendors