License tenure
16 yrs
CA General Contractor avg: 17 yrs
Bond on file
$25,000
State avg: $24,994
Trust score
25
Based on license status, bond, and profile signals
About this business
CUSTOM DEVELOPMENT specializes in General Contractor work in SAN DIEGO, San Diego County (92109) and nearby California communities under an active CA contractor license. The company also does business as WILLIAM R CLAPPERTON.
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General contracting covers scheduling subs, site safety, change orders, and punch-list closeout. State classification on file: B.
CSLB classification letters should match the trades listed on your contract before demolition starts.
On file: CA active license 955326, backed by a $25,000 contractor bond, with records dating to 2010 (16 years on file). Current expiration: 2026-12-31. Verify current status with the Contractors State License Board (CSLB) before signing.
Phone on file: (858) 405-9521. Get three itemized bids when possible and compare line-by-line scope.
Market insights
Typical General Contractor license tenure in CA.
Many General Contractor contractors in CA include bond details on their profile — compare before you hire.
How this pro compares
License tenure vs state average
CUSTOM DEVELOPMENT's license is 1.3 years below average for General Contractor contractors in CA.
Bond amount vs state average
California licensing records include contractor bond amounts for nearly all active licenses.
License journey
- License issuedDecember 7, 2010
16 yrs of operating history on record
- License verifiedMay 29, 2026
License checked 23 days ago
- License expirationDecember 31, 2026
Renews within the next year
License details
License #955326
StatusActive
IssuedDecember 7, 2010
ExpiresDecember 31, 2026
Bond$25,000
CountySan Diego
StateCA
Last verifiedMay 29, 2026
License verified with California Contractors State License Board · last checked May 29, 2026. Confirm status with the state board before hiring.
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