ADU CITIES Contractor Directory

Royal Roofing Construction Co

Also listed as: Osscim Inc

● Active — license status verified against CSLB public data as of November 6, 2026

CSLB license#678705
ClassificationsB — General Building · C-33 — Painting and Decorating
Office of record172 E Orangethorpe Avenue
Placentia, CA 92870
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(714) 680-0015
Contractor bond$25,000 — Philadelphia Indemnity Insurance Company
Workers' comp (CSLB record)Exempt
Business typeCorporation
License issuedOctober 12, 1993
License expiresJanuary 31, 2027

Is this your business? Claim this listing to enhance it with your website, photos, and project details.

Data source: CSLB public records as of November 6, 2026. License status can change at any time — verify live at CSLB before signing a contract.