License tenure
53 yrs
CA General Contractor avg: 17 yrs
Find pros · SAN FRANCISCO, CA
AA
general contractor
AT6 ARCHITECTURE + DESIGN BUILD
Trust score 25
Active licenseUnclaimed listing
General Contractor services - AT6 ARCHITECTURE + DESIGN BUILD - CA
About this business
AT6 ARCHITECTURE + DESIGN BUILD is a licensed General Contractor contractor based in SAN FRANCISCO, California, serving customers in SAN FRANCISCO, San Francisco County (94133) and nearby California communities.
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.
AT6 ARCHITECTURE + DESIGN BUILD holds CA active license 283485, backed by a $25,000 contractor bond, with records dating to 1973 (53 years on file) Licensing is tracked through the Contractors State License Board (CSLB).. Current expiration: 2027-09-30.
Phone on file: (415) 503-0555. Request a written estimate listing scope, start date, and permit responsibility.
general contractor
CA General Contractor market
154K
Active licensed contractors statewide
Bond on file (state data)
$25,000
State avg: $24,994
Trust score
25
Based on license status, bond, and profile signals
SAN FRANCISCO market
2,743
Active General Contractor contractors locally
Market insights
More established than typical General Contractor pros in CA.
Compared with other General Contractor contractors in SAN FRANCISCO, this license has above-average tenure.
100% of active General Contractor contractors in CA have bond amounts in our dataset (CSLB Contractor's Bond (CBAmount)).
AT6 ARCHITECTURE + DESIGN BUILD is one of 154,344 active General Contractor license records we track in CA.
How this pro compares
License tenure vs state average
AT6 ARCHITECTURE + DESIGN BUILD's license is 36.4 years above average for General Contractor contractors in CA.
Bond amount vs state average
California CSLB master file includes contractor bond amounts for nearly all licenses.
License journey
- License issuedApril 4, 1973
53 yrs of operating history on record
- Data verifiedMay 29, 2026
License record refreshed 14 days ago
- License expirationSeptember 30, 2027
Approximately 1.3 yrs until expiration
License details
| License # | 283485 |
|---|---|
| State | CA |
| County | San Francisco |
| Issued | April 4, 1973 |
| Expires | September 30, 2027 |
| Bond | $25,000 |
| Last verified | May 29, 2026 |
Synced from California Contractors State License Board bulk licensing data · last checked May 29, 2026. Confirm status with the state board before hiring.
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