RICHARD THOMAS MAHER DBA R T MAHER CONSTRUCTION
California contractor license #503251 · Merced, Merced County
License
- License number
- 503251
- Status
- Clear
- Classifications
- B General Building Contractor
- C-10 Electrical Contractor
- C-46 Solar Contractor
- Business type
- Sole Owner
- Issued
- Dec 24, 1986
- Expires
- Nov 30, 2027
- Workers' compensation
- Workers' Compensation Insurance — Star Insurance Company
- Contractor's bond
- $25,000 — American Contractors Indemnity Company
- DIR public works registration
- Registered through Jun 30, 2027
From the California Contractors State License Board (CSLB) public license file, last updated Jan 2, 2026. Verify license #503251 on CSLB's License Check.
California public works
RICHARD THOMAS MAHER DBA R T MAHER CONSTRUCTION appears on 5 public works projects registered with the California Department of Industrial Relations, 3 of them as the prime contractor, for 3 awarding bodies between 2023 and 2025. Projects it led total $1,219,300 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Apr 28, 2025 | ABM Bundled Energy ServicesOther | McSwain Union Elementary School District | Subcontractor | $6,642,292 |
| Oct 23, 2023 | Merced CERABuildings & facilities | Merced County Employees'' Retirement Association Board of Retirement | Subcontractor | — |
| — | Thiara Farms - ChildsSolar, EV & energy | RT Maher Construction | Prime | $508,400 |
| — | Thiara Farms - ClinicSolar, EV & energy | RT Maher Construction | Prime | $292,400 |
| — | Thiara Farms - ShopSolar, EV & energy | RT Maher Construction | Prime | $418,500 |
Most recent 5 of 5. 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
- RT Maher Construction · 3 projects
- Merced County Employees'' Retirement Association Board of Retirement · 1 project
- McSwain Union Elementary School District · 1 project
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