Hamilton George
Tollhouse, CA Doing business as Sierra Retree
- UEI
- WK3CPA4RGKP7
- CAGE
- 7SX58
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Sole Proprietorship
- SAM.gov registration date
- Physical address
- 29390 Quartz Ln, Tollhouse, CA 93667, USA
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 | $14,295 |
| FY2025 | $17,176 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Agriculture | $14,295 |
Contract awards
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| Champie Horse Co | Kuna, ID | 485999 All Other Transit and Ground Passenger Transportation |
| D And M Fire Support, LLC | Garden Valley, ID | 485999 All Other Transit and Ground Passenger Transportation |
About the company
Hamilton George, operating as Sierra Retree, a veteran-owned small business sole proprietorship based in Tollhouse, California, provides pickup trucks, vans, and sport utility vehicles with professional drivers to support wildland firefighting and emergency response operations across the western United States as a prime contractor under total small business set-asides. The vendor competes exclusively within set-aside vehicles and has received all ten recent awards under small business designations.
Sierra Retree's customer footprint is entirely concentrated within the Department of Agriculture Forest Service. The National Interagency Fire Center accounts for six awards with $1 million combined potential value, the Forest Service's R5-Pacific Southwest Region has placed three awards totaling $33 thousand, and the Federal Fire and Aviation Management program has issued one award for $150 thousand — representing 100% of the vendor's recent federal activity. The vendor holds three multiple-award indefinite delivery contracts through the National Interagency Fire Center: two $250,000 vehicles-with-drivers IDVs for Forest Service Regions 5 and 6 (West Zone) awarded February 6, 2026 (expiring June 7, 2028) and August 18, 2026 (expiring August 18, 2031), and a prior $250,000 IDV awarded June 7, 2023 (expiring June 7, 2028). Across these combined IDVs, only approximately 3% of the $750,000 in total ceiling value has been obligated to date, reflecting the indefinite delivery structure with sparse task-order draw. Recent delivery orders include a $17,176 firm fixed-price call issued September 1, 2025, by Forest Service Region 5 for vehicle and driver support in Clovis, California, and a $14,295 delivery order awarded September 3, 2026, for vehicle and driver support in wildland firefighting operations in Solvang, California.
Activity is sporadic — one award in 2018, three in 2020, a gap through 2022, one in 2023, one in 2025, and three in 2026. Combined potential value across all ten awards stands at $1.2 million, with only $42 thousand obligated. Work is performed entirely under NAICS All Other Transit and Ground Passenger Transportation (485999) and PSC Natural Resources/Conservation-Forest-Range Fire Suppression/Presuppression.
Quick answers
Is Hamilton George registered in SAM.gov?
Yes. Hamilton George's SAM.gov registration is active through November 4, 2026.
How much has Hamilton George received in federal contracts?
Federal contracts obligated $17,176 to Hamilton George in fiscal year 2025 and $31,471 in fiscal years 2023 through 2027.
What is Hamilton George's most recent federal award?
Hamilton George's most recent federal contract award is Hamilton george CALPF002475 E940 (12569R26M1502), from Region 9 - Eastern Region (USFS), on September 3, 2026.
On GovTribe
See Hamilton George's full federal record
- Federal contract awards
- IDV awards
- Funding analysis by agency, NAICS and set-aside
- Similar vendors