Compare top-rated mechanical contractor providers in St. Louis. Profiles include verified reviews, service details, and direct contact options.
From $50
Up to $500
Open 7:00 AM – 5:00 PM
At CNJ Mechanical Contractors, LLC in St. Louis, we specialize as mechanical contractors, delivering top-tier HVAC solutions for your residential …
From $50
Up to $500
Open 24/7
In the heart of St. Louis, we are Niksic Air Conditioning & Heating - your reliable mechanical contractor dedicated to homeowners across the city.…
From $50
Up to $500
Open 7:00 AM – 5:00 PM
At Haberberger, Inc. Mechanical Contractors in St. Louis, we specialize in delivering comprehensive mechanical services with a focus on HVAC and m…
From $50
Up to $500
Open 7:00 AM – 5:00 PM
In the heart of St. Louis, we are Murphy Company Mechanical Contractors & Engineers – your dedicated partners for all mechanical contracting needs…
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Filter by neighborhood, check locations on the map, and find providers close to home or work in St. Louis. Listings are refreshed regularly — August 2026.
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Looking for mechanical contractor in St. Louis? This page lists verified local providers with ratings, reviews, and contact options. We show active businesses only — profiles are moderated and updated by owners.
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great company
It's a mechanical contractor.
Great people
Commercial mechanical and plumbing design/build company.
Full service mechanical shop. Great people.
Great company that values its employees.
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