ADU CITIES Contractor Directory

Highline Plumbing

Also listed as: Mayberry Holdings

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

☎ Call (310) 650-8706Verify this license at CSLB
CSLB license#1163307
ClassificationsC-36 — Plumbing
Office of record121 Rosecrans Ave Apt A
Manhattan Beach, CA 90266
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(310) 650-8706
Contractor bond$25,000 — Nationwide Mutual Insurance Company
Workers' comp (CSLB record)Exempt
Business typeCorporation
License issuedOctober 20, 2026
License expiresOctober 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.