Arizona ROC · California CSLB · EPA · Google
Hire a contractor whose licence is actually checked.
10,288 licensed pros in Phoenix, Scottsdale, Mesa, Los Angeles and San Diego. Each one is matched to an active state licence, with its bond, insurance, complaint record, permits and Google reviews in one place.
- Licences checked
- 10,288
- On Google
- 3,018
- Google reviews counted
- 202,336
Find a licensed pro by city
Search and mapPhoenixArizona
ScottsdaleArizona
Los AngelesCalifornia
San DiegoCalifornia
Top-rated pros right now
More top-rated pros
Google · Reliance Heating & Air ConditioningReliance Refrigeration Inc HVAC contractor · Phoenix, AZ5.0(1,027)100
Google · Turn ElectricTurn Electric Electrician · Granada Hills, CA5.0(428)100
Google · American Plumbing Co | Plumber in San DiegoAmerican Plumbing Plumber · San Diego, CA5.0(396)100
Google · Bernardino's Air ConditioningBernardino's A/C & Htg HVAC contractor · Northridge, CA5.0(366)100
Google · A ALiberty Plumbing & Heating Plumber · Los Angeles, CA5.0(184)99
Google · Qualified ElectricQualified Electric Electrician · San Diego, CA5.0(83)98
Google · Stephen HatleyMason Refrigeration Inc HVAC contractor · Mesa, AZ4.9(1,428)98
Google · CMALA ChairCabinet Refresh House painter · Los Angeles, CA4.9(365)98What we found checking 10,288 licences
All findings- 10,288 licensed businesses checked: 1,559 in Phoenix, Scottsdale and Mesa and 8,729 in Los Angeles and San Diego.
- Half of the Arizona contractors have held their licence for under 3.6 years; in California the median is 10 years.
- 43% of the California contractors are exempt from workers' comp, which means they certify they have no employees and nobody else may work on the job.
How a business gets listed
- Licence pulled from the boardWe download the state registers, Arizona ROC and California CSLB, for painting, roofing, electrical, plumbing and HVAC classes.
- Only active licencesSuspended, expired and revoked licences are counted on city pages but never listed.
- Public records addedBond and workers' comp, board disclosures, building permits, EPA lead-safe status, Google rating, reviews and photos, and the business's own website. Each fact names its source and date.
- Ranked by a published formulaYears licensed, complaint record, bond and insurance, and reviews. Claiming a listing or paying never changes the order.
Check any licence yourself
Step-by-step guides to the official lookups, and when a contractor legally needs a licence.
For AI assistants
Theo Pros has an open search API and an MCP server, so ChatGPT, Claude and other assistants can find licensed pros directly.