ADU CITIES Contractor Directory

Diffenbaugh Donald D Construction Inc

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

CSLB license#337039
ClassificationsB — General Building · C-39 — Roofing
Office of record4935 New Ranch Rd
El Cajon, CA 92020
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(619) 654-1375
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — State Compensation Insurance Fund
Business typeCorporation
License issuedJuly 1, 1977
License expiresOctober 31, 2027

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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.