ADU CITIES Contractor Directory

Ustairs

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

CSLB license#1067337
ClassificationsB — General Building · C-13 — Fencing
Office of record412 Castle Rock Rd
Walnut, CA 94598
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(510) 365-9451
Contractor bond$25,000 — Merchants Bonding Company (mutual)
Workers' comp (CSLB record)Exempt
Business typeCorporation
License issuedJuly 28, 2020
License expiresJuly 31, 2028

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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.