Sonoma-Marin Area Rail Transit District
110 public works projects registered with the California Department of Industrial Relations, 2012–2026 · Petaluma, Sonoma County. Reported contract value: $32,763,655.
Projects by year
| Year | Projects | Reported contract value |
|---|---|---|
| 2026 | 7 | $1,577,344 |
| 2025 | 12 | $28,384,304 |
| 2024 | 19 | $2,602,007 |
| 2023 | 7 | — |
| 2022 | 18 | — |
| 2021 | 9 | $200,000 |
| 2020 | 8 | — |
| 2019 | 6 | — |
| 2018 | 18 | — |
| 2017 | 3 | — |
| 2016 | 1 | — |
| 2014 | 1 | — |
| 2012 | 1 | — |
DIR has published contract amounts since July 2024; earlier years count projects only.
Types of work
- Other · 40
- Parks, landscape & fields · 16
- Electrical, low voltage & AV · 9
- Bridges & structures · 8
- Design, inspection & consulting · 8
- Buildings & facilities · 7
- Paving & streets · 7
- Traffic & signals · 7
- HVAC & mechanical · 3
- Storm drain & flood control · 2
- Concrete & masonry · 1
- Roofing · 1
Inferred by Atriam from each project's name and description, not reported by the agency.
Contractors it awards most
| Prime contractor | Projects | Reported contract value |
|---|---|---|
| TRIANGLE LAND RESTORATION | 2 | $1,016,468 |
| MODERN RAILWAY SYSTEMS | 2 | $727,112 |
| RAILWORKS TRACK SYSTEMS LLC | 2 | $674,235 |
| WRA INC. | 1 | $4,000,000 |
| Hulcher Services, Inc | 1 | $300,000 |
| MOUNTAIN F ENTERPRISES INC | 1 | $200,000 |
| SAM WHITEHEAD | 1 | $179,520 |
| BALFOUR BEATTY INFRASTRUCTURE INC | 1 | $166,185 |
| SUMMIT SIGNAL INC | 1 | $135,141 |
| Hanford Applied Restoration & Conservation | 1 | $130,451 |
| INTEGRATED SECURITY CONTROLS INC | 1 | $120,000 |
| Bureau Veritas Technical Assessments LLC | 1 | $100,000 |
| ALCO IRON & METAL CO | 1 | $29,148 |
| CRANETECH INC. | 1 | $19,000 |
| MIKE BROWN ELECTRIC CO | 1 | $16,110 |
Latest projects
| Date | Project | Prime contractor | Contract amount |
|---|---|---|---|
| Aug 24, 2026 | St. Vincent Culvert Repair ProjectStorm drain & flood control | GHILOTTI BROS INC | $272,869 |
| Aug 6, 2026 | Crane Creek Fiddleneck Drainage RiparianStorm drain & flood control | Hanford Applied Restoration & Conservation | $130,451 |
| Jul 16, 2026 | Land Mobile Radio On-Call Support SvcOther | SAM WHITEHEAD | $179,520 |
| Apr 13, 2026 | Track Surfacing, Lining, Ballast RestoreParks, landscape & fields | BALFOUR BEATTY INFRASTRUCTURE INC | $166,185 |
| Apr 2, 2026 | AS-Needed HVAC Maintenance ServicesHVAC & mechanical | MILANO MECHANICAL INC | $68,000 |
| Apr 2, 2026 | Phase II Amendment - PotholingPaving & streets | — | $741,320 |
| Feb 11, 2026 | Crane & Fall Protection MaintenanceOther | CRANETECH INC. | $19,000 |
| Dec 18, 2025 | Emergency Hwy 37 Grade Crossing RepairTraffic & signals | STACY AND WITBECK INC | $100,000 |
| Dec 9, 2025 | On Call Track Welding & Grinding ServiceParks, landscape & fields | RAILWORKS TRACK SYSTEMS LLC | $70,000 |
| Nov 6, 2025 | Emergency Black Point Bridge RepairBridges & structures | SUMMIT SIGNAL INC | $135,141 |
| Sep 22, 2025 | PDB - Healdsburg Extension ProjectBridges & structures | STACY AND WITBECK/HERZOG, A JOINT VENTURE | $21,754,399 |
| Sep 22, 2025 | 9th Street Vehicle Detection Loop ReplPaving & streets | MIKE BROWN ELECTRIC CO | $16,110 |
| Aug 21, 2025 | Brazos Railroad Timber Bridge RepairsBridges & structures | RAILWORKS TRACK SYSTEMS LLC | $604,235 |
| Jul 16, 2025 | On Call Environmental Consulting SupportDesign, inspection & consulting | WRA INC. | $4,000,000 |
| May 23, 2025 | Riparian Mitigation at Crane CreekParks, landscape & fields | TRIANGLE LAND RESTORATION | $493,198 |
| Apr 22, 2025 | Onsite Railcar Dismantling & Scrap MetalParks, landscape & fields | ALCO IRON & METAL CO | $29,148 |
| Mar 19, 2025 | Design of Puerto Suello PathwayParks, landscape & fields | — | $540,666 |
| Feb 3, 2025 | Vegetation Control ServicesParks, landscape & fields | QUALITY SPRAYERS, INC. | $413,813 |
| Jan 13, 2025 | On-Call Hazardous Materials ServicesOther | — | $227,595 |
| Dec 24, 2024 | TDX & Comm System Monitoring and Maint.Other | MODERN RAILWAY SYSTEMS | $189,357 |
| Dec 6, 2024 | Installation of Card Vending MachinesOther | VenTek Transit Inc. | $32,178 |
| Sep 27, 2024 | On-Call CCTV and Access Control Maint.Electrical, low voltage & AV | INTEGRATED SECURITY CONTROLS INC | $120,000 |
| Aug 26, 2024 | Passenger Information Display InstallElectrical, low voltage & AV | MODERN RAILWAY SYSTEMS | $537,755 |
| Aug 22, 2024 | Riparian Mitigation at Helen Putnam ParkParks, landscape & fields | TRIANGLE LAND RESTORATION | $523,270 |
| Aug 1, 2024 | Furnish/Install Pathway Wayfinding SignsElectrical, low voltage & AV | FRONT SIGNS | $599,447 |
Source: California Department of Industrial Relations public works project registrations (PWC-100), updated daily by Atriam.