SCIENCE OF CLEANING INC
California contractor license #823909 · Elk Grove, Sacramento County
License
- License number
- 823909
- Status
- Clear
- Classifications
- C-61/D-63 Construction Clean-up
- Business type
- Corporation
- Issued
- Sep 11, 2003
- Expires
- Jul 31, 2028
- Workers' compensation
- Workers' Compensation Insurance — State Compensation Insurance Fund
- Contractor's bond
- $25,000 — Atlantic Specialty Insurance Company
- DIR public works registration
- Registered through Jun 30, 2027
From the California Contractors State License Board (CSLB) public license file, last updated Sep 11, 2026. Verify license #823909 on CSLB's License Check.
California public works
SCIENCE OF CLEANING INC appears on 2 public works projects registered with the California Department of Industrial Relations, for 2 awarding bodies between 2022 and 2023.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Mar 20, 2023 | Twin Rivers Block DOther | Twin Rivers Phase 4, L.P. | Subcontractor | — |
| Jun 15, 2022 | Twin Rivers Block COther | Twin Rivers Phase 3, L.P. | Subcontractor | — |
Most recent 2 of 2. 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
- Twin Rivers Phase 3, L.P. · 1 project
- Twin Rivers Phase 4, L.P. · 1 project
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