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Serving Pinellas and Manatee Counties Since 1999.
Florida State Certified Plumbing and Gas Contractor
- Residential
- Commercial
- Remodel & New Construction
- 24 Hour Emergency Service
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Alter Plumbing has proudly served Pinellas and Manatee Counties since 1999, providing reliable, high-quality service for both residential and commercial clients. We pride ourselves on professionalism, prompt response times, and doing the job right the first time.
Meet Our Leader
Mark Kelley, a Florida State Certified third-generation plumbing and gas contractor, has been at the helm of Alter Plumbing since 2011.

Quality plumbing and gas work for homeowners, and general contractors.

Dependable plumbing and gas solutions for general contractors, property managers, and business owners. Quality materials and equipment to ensure the job is done right.

Building or renovating?
From design to completion, we handle plumbing and gas systems for new builds, remodels, and additions.

Plumbing or gas emergency?
We’re just a call away.
24/7, every day of the year.
We keep you informed every step of the way.
Have questions or a project you’d like us to bid? Click the button below to get in touch!
Florida State Certified Plumbing and Gas Contractor - #CFC1428504
Open today | 07:00 am – 05:00 pm |

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