Return to Record Maps

contractor

DIAMOND CONSTRUCTION AND WATERPROOFING INC

Mission Hills, CA

100 / 100Record completeness. Read the methodology and limitations.

State license or registration record

License jurisdiction
California Source
License number
988451 Source
License status
CLEAR Source
Classifications
B, C-8, C10, C15, C20, C36, C39 Source
Issue date
11/14/2013 Source
Expiration date
11/30/2027 Source
Source phone
(818) 832 9407 Source

Matched OSHA inspection evidence

Matched inspections
1 Source
Closed inspections
1 Source
Open inspections
0 Source
Latest inspection opened
2025-10-24 Source
Latest inspection type
Complaint Source
Latest inspection number
1856725.015 Source
Inspection types
Complaint Source
OSHA NAICS codes
236220 Source
Current violations in matched closed cases
4 Source
Closed inspections with current violations
1 Source
Current penalties in matched closed cases
$1,960 Source
Closed-case evidence
Current violations reported in matched closed cases Source
Identity match method
Exact normalized business name plus matching OSHA mailing or site locality Source
Locality evidence
mailing ZIP, mailing city Source
Interpretation boundary
California construction NAICS 23 OSHA inspections opened from January 1, 2021 through August 10, 2026. Inspection counts are enforcement activity, not quality. Current violation and penalty totals include matched closed cases only; open cases remain separate and can change. Source

Source trail

Research workflow

Compare a complete shortlist

Unlock shortlist comparison, local estimate notes, export, and source-specific bond and insurance context where available.

Open Contractor Record