Commercial Plumbing in Ladue, MO
Ladue issues its own plumbing permits rather than contracting with St. Louis County. Legacy Plumbing serves Ladue with commercial plumbing and select residential service. Ladue is mostly residential, so our commercial work here is typically schools, churches and clubs.
Free Estimate — Ladue
Same-business-day response from our O'Fallon office.
The Ladue permit and inspection process
Public facts from government and utility sources, not Legacy Plumbing project claims.
- Ladue is not contracted with St. Louis County for plumbing; the City of Ladue Building Department issues plumbing permits through its online portal only. City of Ladue
- MSD's Two Mile Creek Outfall Sanitary Relief replaces about 11,300 ft of sewer in Ladue, alongside the Conway Road and BC-01/BC-02 relief projects. City of Ladue
Public sources checked 2026-10-30
Legacy Plumbing projects in and near Ladue
Our closest documented work to Ladue is in Richmond Heights, Webster Groves, Crestwood, Hazelwood, within about 9 straight-line miles — dental surgical center, dental office in an occupied building, restaurant build-out and multi-operatory dental office. Distances are straight-line between town centers.
- Near Ladue — Richmond Heights, ~4 mi
Dental surgical center (2024)
Richmond Heights
Surgical center interior with 19 clinical and staff sinks, seven accessible restrooms, a duplex grinder lift station and a tankless water heater with an RPZ.
View project scope - Near Ladue — Webster Groves, ~4 mi
Dental office in an occupied building (2026)
Webster Groves
Dental vacuum and compressed air, sink connections and tie-ins to existing systems, completed with after-hours shutdowns in a multi-tenant building.
View project scope - Near Ladue — Crestwood, ~6 mi
Restaurant build-out (2025)
Crestwood
Interior restaurant plumbing with 18 floor sinks, a solids interceptor and an indoor grease interceptor, gas and electric water heaters, backflow protection and restroom fixtures.
View project scope - Near Ladue — Hazelwood, ~9 mi
Multi-operatory dental office
Hazelwood
Dental tenant finish with full rough-in across operatories, sterilization and lab, plus NFPA 99 medical gas and dental vacuum that passed third-party certification on the first pass.
View project scope
Services matched to Ladue's permit process
Service & repair
Scheduled drain, lateral and water heater repairs in Ladue, where MSD has worked on undersized sewers.
Explore service & repairGround-up new construction
New commercial buildings in Ladue, plan-reviewed by the city.
Explore ground-up new constructionBackflow install & testing
Annual testing and assembly replacement for Ladue buildings.
Explore backflow install & testingTenant build-outs
Suite plumbing for new tenants in Ladue.
Explore tenant build-outsBidding and building in Ladue
Ladue sits in St. Louis County, MO, roughly 20 straight-line miles from our O'Fallon shop; the closest towns we also serve are Frontenac (about 2 mi), Clayton (about 2 mi) and Brentwood (about 3 mi). Legacy Plumbing has worked as a UA Local 562 signatory commercial plumbing contractor in St. Louis since 1996, and the St. Louis plumbing hub covers the wider area.
Licensed to pull plumbing permits in Ladue
Plumbing permits for Ladue go through the jurisdiction covering Ladue in St. Louis County, and Legacy Plumbing holds the licensing to pull them. Our master plumbers file permits across every St. Louis–area jurisdiction we serve, from St. Louis City, St. Louis County and its municipalities, St. Charles County and Jefferson County.
Ladue Plumbing Questions
- Do you work on schools, churches and clubs in Ladue?
- Yes. Because Ladue is mostly residential, our commercial work there is typically schools, churches and private clubs — restroom upgrades, water heaters, backflow testing and scheduled service.
- Who issues commercial plumbing permits in Ladue?
- Ladue is not contracted with St. Louis County for plumbing; the City of Ladue Building Department issues plumbing permits through its online portal only.
Nearby areas we serve
Need a Plumber in Ladue?
Call 636-978-0120 or request your free estimate — we respond same business day across St. Louis County.