Custom Development

Report card

• Licence activeCSLB #955326, class B. Issued 7 Dec 2010, expires 31 Dec 2026.
• Licensed 16 yrsSince 7 Dec 2010.
• Bonded$25,000 with United Surety Insurance Company, since 1 May 2026. California requires the same $25,000 bond of every contractor.
• Workers' comp insuredState Compensation Insurance Fund, policy 9393785, valid to 28 Jan 2027.
• Clean CSLB recordNo citations, complaints or legal actions disclosed.CSLB record
• Website shows the licenceTheir own site displays licence #955326.
• On the BBB, not accreditedIts BBB rating, complaints and reviews are on its Better Business Bureau profile.BBB profile Complaints Reviews
• 9 building permits since 2020Naming this business as the contractor (City of San Diego), most recently 13 Oct 2022.

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

About Custom Development

People on the licence

William Robert Clapperton (owner)

Recent permits

Building permits pulled under licence #955326, from City of San Diego open data. Locations are shown to ZIP code only.

• 13 Oct 2022 · Traffic Control Permit · ZIP 92103
• 17 Aug 2022 · Traffic Control Permit · ZIP 92103
• 30 Jun 2022 · Traffic Control Permit · ZIP 92103
• 2 Jun 2022 · Traffic Control Permit · ZIP 92103
• 20 Apr 2022 · Traffic Control Permit · ZIP 92103

Why it ranks #1429 of 2,851 general contractors in San Diego

Score 58.9 / 100. Claiming this listing or using Theo never changes it. How we rank