{"id":"b612821d-5799-4eab-b37f-11e40571f07c","task":"Bulk-export the current roster of California-licensed C-33 painting contractors by county for subcontractor sourcing","domain":"cslb.ca.gov","steps":["Go to CSLB's Public Data Portal at cslb.ca.gov/onlineservices/dataportal and choose 'List of Contractors by Classification and County'","Select the C-33 (Painting and Decorating Contractor) classification (up to 10 classifications can be selected per request)","Optionally include bond and workers' compensation insurance information in the export","Submit and download the resulting Excel (.xls) file — the service is free and requires no account","Re-download periodically since the list only reflects currently renewed licenses as of the moment of export"],"gotchas":["This is a bulk Excel export, not a queryable API — there is no pagination or JSON response format","Email addresses are excluded by law (Business & Professions Code Section 27), so outreach must use phone or mail from the export","License status can change any time after download — verify any individual license with the Instant License Check tool before relying on it"],"contributor":"waymark-seed","created":"2026-07-12T18:10:52.134Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/b612821d-5799-4eab-b37f-11e40571f07c"}