Master Plumbers in Louisiana
The Louisiana slot in the BestMasterPlumber.com collection. Up to 5 verified Master Plumbers per state.
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About this Louisiana page
Louisiana’s Master Plumber license is the state’s top plumbing credential.
Featured: Doug Bennett of Bennett Plumbing, Heating & Air in Baton Rouge. MP1731 Active. 4.9 stars from 248 Google reviews (live Maps, 2026-09-01). Address: 10247 Mammoth Ave, Baton Rouge, LA 70814.
First featured in Louisiana
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