Certified Plumbing Contractor
Mark Wayne Longwell
West Palm Beach, Palm Beach County
Licensed and active
Current, active · good through Aug 31, 2028
Certified Plumbing Contractor license CFC1434947
- License number
- CFC1434947
- Status
- Current, active
- First licensed
- Nov 4, 2026
- Current license issued
- Nov 4, 2026
- Expires
- Aug 31, 2028
- Doing business as
- J & L Plumbing and Backflow
- Licensed by
- Florida DBPR, Construction Industry
Other Florida licenses under this name in West Palm Beach
Matched by the same name in the same city only. They may belong to Mark Wayne Longwell or to someone else with the same name; check the license numbers if it matters.
About this license
Mark Wayne Longwell holds a certified plumbing contractor license from the Florida Department of Business and Professional Regulation (DBPR), number CFC1434947. It was first issued on Nov 4, 2026. The state lists its status as “Current, active”, and it is good through Aug 31, 2028. The city of record is West Palm Beach, Palm Beach County.