Mamos Construction & Design

Report card

• Licence activeCSLB #1092889, class B. Issued 17 Jun 2022, expires 31 May 2027.
• Licensed 4 yrsSince 17 Jun 2022.
• Bonded$25,000 with Western Surety Company, since 7 Feb 2025. California requires the same $25,000 bond of every contractor.
• Workers' comp insuredNational Fire Insurance Company of Hartford, policy 8035605817, valid to 4 Aug 2027.
• Clean CSLB recordNo citations, complaints or legal actions disclosed.CSLB record
• 12 building permits since 2020Pulled under this licence (City of Los Angeles, LADBS), most recently 1 May 2023.

Checked against the Contractors State License Board (CSLB) register on 4 Nov 2026.

About Mamos Construction & Design

People on the licence

Yosef Sefi Nimni (qualifier)

Recent permits

Building permits pulled under licence #1092889, from City of Los Angeles, LADBS open data, which names contractors up to 19 May 2023. Locations are shown to ZIP code only.

• 1 May 2023 · Electrical · ZIP 90019Apartment
• 1 May 2023 · HVAC · ZIP 90019Apartment
• 1 May 2023 · Plumbing · ZIP 90019Apartment
• 26 Apr 2023 · Bldg-Alter/Repair · ZIP 90019eplan Convert the existing attached 4 car garage into an ADU
• 21 Apr 2023 · HVAC · ZIP 91042Apartment

Why it ranks #6951 of 9,857 general contractors in Los Angeles

Score 41.6 / 100. Claiming this listing or using Theo never changes it. How we rank