936 contractor profiles are filed under Pennsylvania, the state where most of each contractor's located permits are. Every profile and ranking is built from public building permit records: how many permits a contractor pulled, in which trades and in which cities. Rankings reflect permit activity, not endorsement.
Showing the 600 most active of 936 Pennsylvania profiles. Every profile links to the contractors around it; search any contractor by name with the free search.
Look up any contractor's permits, trades and markets: GET /v1/contractors/search?state=PA. Free tier: 100 requests a day.