UNDERGROUND SOLUTIONS INC
California contractor license #826001 · Escondido, San Diego County
License
- License number
- 826001
- Status
- Clear
- Classifications
- A General Engineering Contractor
- Business type
- Corporation
- Issued
- Oct 14, 2003
- Expires
- Oct 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — Insurance Company Of The West
- Contractor's bond
- $25,000 — Western Surety Company
- DIR public works registration
- Registered through Jun 30, 2027
From the California Contractors State License Board (CSLB) public license file, last updated Oct 1, 2026. Verify license #826001 on CSLB's License Check.
California public works
UNDERGROUND SOLUTIONS INC appears on 47 public works projects registered with the California Department of Industrial Relations, 6 of them as the prime contractor, for 27 awarding bodies between 2020 and 2026. Projects it led total $1,721,603 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Aug 7, 2026 | South Dartmouth - PotholePaving & streets | Riverside County Flood Control & Water Conservation District | Prime | $30,589 |
| Jun 9, 2026 | FRENCH VALLEY RECYCLED WATER GAP PIPELINWater | Eastern Municipal Water District - Purchasing | Subcontractor | $349,100 |
| May 4, 2026 | Pressure Reducing Replacement Phase IIIOther | city of carlsbad or carlsbad municipal water district | Prime | $77,746 |
| May 1, 2026 | SUN CITY PIPELINE REPLACEMENT PROJECTOther | Eastern Municipal Water District - Purchasing | Subcontractor | $990,019 |
| Mar 19, 2026 | Tract 38605 Offsite 18" Water Improv.Other | Pulte Group | Subcontractor | $796,898 |
| Feb 25, 2026 | DISTRICT GROUNDSBuildings & facilities | Riverside County Flood Control & Water Conservation District | Prime | $29,935 |
| Jan 13, 2026 | Biomedical Automation FacilityBuildings & facilities | University of California, San Diego | Subcontractor | $35,000 |
| Oct 1, 2025 | AS-NEEDED UNDERGROUND UTILITY POTHOLINGOther | Eastern Municipal Water District - Purchasing | Prime | $800,000 |
| Aug 26, 2025 | Cont Providing Facs Architectural SvcsDesign, inspection & consulting | San Diego Unified School District | Subcontractor | $7,500,000 |
| Aug 21, 2025 | MEAD VALLEY I BOOSTER STATION REPLACEMENDesign, inspection & consulting | Eastern Municipal Water District - Purchasing | Subcontractor | $1,339,467 |
| Aug 7, 2025 | S-9 Sewer Lift Station Rehab DesignSewer & wastewater | Long Beach Water Department | Subcontractor | $506,946 |
| Aug 1, 2025 | Avanzando San YsidroOther | Avanzando San Ysidro, LP | Subcontractor | $67,371,013 |
| Aug 1, 2025 | MCEC EAST TOWER NON-STRUCTURAL PERFORMANDemolition & site work | UC San Diego | Subcontractor | $195,664 |
| Jul 1, 2025 | AS-NEEDED FACILITIES LOCATION SERVICESBuildings & facilities | Eastern Municipal Water District - Purchasing | Prime | $383,333 |
| Jun 26, 2025 | Lamden Hall CHW Feasibility StudyWater | San Diego State University | Subcontractor | $290,856 |
| Jun 10, 2025 | PR 12555Sewer & wastewater | Irvine Ranch Water District 3 | Subcontractor | $1,447,195 |
| Jun 9, 2025 | CAMP CUYAMACA PHASE 2 UNDERGROUND UTILITSewer & wastewater | San Diego County Office of Education | Subcontractor | $1,818,500 |
| Mar 25, 2025 | PR 13191Water | Irvine Ranch Water District 3 | Subcontractor | $299,700 |
| Mar 17, 2025 | Altair Phase 1 Public Storm DrainStorm drain & flood control | SB Altair LLC | Subcontractor | $2,188,659 |
| Feb 28, 2025 | Integrity Charter School CampusBuildings & facilities | Integrity Charter School | Subcontractor | $23,211,683 |
| Feb 11, 2025 | Colorado River Aqueduct Housing FencingWater | The Metropolitan Water District of Southern California | Subcontractor | $1,931,217 |
| Jan 7, 2025 | 13149Water | Irvine Ranch Water District 3 | Subcontractor | $879,259 |
| Nov 21, 2024 | MA Phase I- Utilities Locating/PotholingOther | city of carlsbad or carlsbad municipal water district | Prime | $400,000 |
| Oct 21, 2024 | Glenarm Battery Energy Storage (BESS)Other | City of Pasadena, Water and Power | Subcontractor | $44,000,000 |
| Oct 2, 2024 | PR 12979Design, inspection & consulting | Irvine Ranch Water District 3 | Subcontractor | $360,337 |
Most recent 25 of 47. Contract amounts are the whole project's, as the awarding body reported them to DIR (reported since July 2024); a role is "Prime" when the awarding body registered the contractor on the project.
Awarding bodies it works for most
- Eastern Municipal Water District - Purchasing · 8 projects
- Irvine Ranch Water District 3 · 5 projects
- San Diego Unified School District · 3 projects
- University of California, San Diego · 3 projects
- Riverside County Flood Control & Water Conservation District · 2 projects
- County of San Diego-Department of General Services · 2 projects
- San Diego State University · 2 projects
- city of carlsbad or carlsbad municipal water district · 2 projects
- The Metropolitan Water District of Southern California · 2 projects
- UC San Diego · 1 project
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