ADU CITIES Contractor Directory

Letter Construction Co

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

CSLB license#649598
ClassificationsB — General Building
Office of record18818 Towne Ave
Carson, CA 90746
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(310) 329-2998
Contractor bond$25,000 — Merchants Bonding Company (mutual)
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedJuly 9, 1992
License expiresJuly 31, 2028

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.