Serving Southern Illinois and St. Louis County, IL

Quality
Commercial
Plumbing & HVAC Solutions.

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Quality Commercial Plumbing & HVAC Solutions

Our Services

Plumbing Services

Plumbing Services

Our expert technicians can help you maintain, repair or replace your water and sewer management system. Our team provides the skill and knowledge needed to get the job done right.

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HVAC Services

We offer comprehensive HVAC services tailored to businesses’ needs. Our expert technicians specialize in installation, maintenance, and repairs, guaranteeing optimal climate control and energy efficiency for commercial properties.

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Pipe Fitting

We’re pipefitting experts, specializing in the installation and maintenance of complex piping systems tailored to industrial and commercial facilities. Our certified pipefitters ensure precise fittings and connections, adhering to safety standards and optimizing functionality.

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Cutting edge equipment with a personal touch

“Loellke Plumbing was quick to respond and get my A/C up and running. I have an older system in my house and their experience technicians where able to get it running again.”

– A residential customer

Counted on to get the job done

“Loellke Plumbing just knows how to get the job done. They have worked with me on multiple projects of all sorts of complexity. Every time, I can count on them to get the project done in a timely manner while always performing the work safe.”

– Project Manager of a Water Utility Provider

Professional and friendly

“Professional and friendly, solved our problem quickly and left the area clean! Excellent work!

– A residential customer

Loellke saved the day

“Had an emergency and this company dropped what they were doing and came out and saved the day.”

– A residential customer

Our Clients

American Water Company

About Us

Established in 1992 by David Loellke, Loellke Plumbing began as a one-man show working small residential jobs. Today the team is a 50+ person collective of plumbers, pipefitters, HVAC technicians and project managers who have the ability to handle multi-disciplinary, multi-million dollar commercial projects. Our mission remains the same now as it was 30 years ago: provide high-quality service that exceeds our customers’ expectations.

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Project Spotlights

Take a look at our latest projects and installations.

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Pipe Fitting

Water Utility Company

Installed piping at River Intake pump house

Plumbing

Water Utility Company

Installed chemical feed piping at Water Treatment facility.

Pipe Fitting

Kerry Vinegar

Installation of 6 new circulation pumps including welding 3” Schedule 40 Stainless Steel piping and re-piping 2” Schedule 80 PVC to connect to existing discharge piping.