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636-464-2221 | 4950 Bischoff Ave. St. Louis, MO 63110

If it’s plumbing, we do it!

Your Master Plumbers

For all your plumbing needs

Thank you for visiting GMP Plumbing!

GMP Plumbing is a licensed plumbing company servicing all of St. Louis and Missouri’s Jefferson and St. Charles counties. We are also licensed drain layers and back flow testers. We are insured, bonded and certified in pex piping, track gas piping, tank-less water heaters and more.  We’ve offered nothing less than top-notch plumbing installation and plumbing repair from the very beginning!

The plumbers of GMP Plumbing are more than just gifted at the craft, we have earned the trust of those we’ve worked for. We conduct ourselves with integrity. Customers have come to expect honest assessments and recommendations of the services they will benefit from the most. GMP Plumbing is a family owned business, our plumbing contractors treat each and every customer with the same level of respect and care, no matter the size of the job.

At GMP Plumbing, we have adopted the philosophy “If it’s plumbing, we do it!” Do you have a leaky faucet? We can help. Looking to renovate your kitchen and bathroom? Not a problem, we’re on the job! So long as your task involves plumbing, our plumbing contractors are able to help! Our work isn’t limited to residential projects either, if your commercial property needs specific services, we’re happy to help! We truly mean it when we say “If it’s plumbing, we do it!”

Here is a brief overview of our residential and commercial services:

Plumbing Installation

  • Water heater installation
  • Sump Pump
  • Water filtration systems
  • New Construction Plumbing
  • Remodeled Plumbing Services
  • Plumbing Retrofit


  • Strip Stores
  • Retail Stores
  • Restaurants
  • Doctor or Dental Offices
  • Car Washes
  • Gas Stations
  • Factories
  • Remodels
  • Repairs
  • Sewer Cabling

Plumbing Repair

  • Faucet Replacement
  • Locate water leaks
  • Backflow Prevention
  • Garbage Disposal Repair
  • Toilet Repair
  • Sewer Lateral


  • Water Heaters
  • Faucet Replacements
  • Toilets
  • Garbage Disposals
  • Water Service
  • Sewer Lateral
  • Upgrade Galvanized Pipes
  • Locate Stop Box
  • Code Violations

If you would like more information about our services, or to schedule an appointment please give us a call: (636)-464-2221