What services does Tri-State Mechanical Services offer?

Tri-State Mechanical Services provides a wide range of services, including HVAC, refrigeration, steel fabrication, and more. They serve commercial, municipal, and institutional clients, offering solutions for everything from commercial AC repair to walk-in coolers and freezers.

What are some of the unique capabilities of Tri-State Mechanical Services?

In addition to their HVAC and refrigeration expertise, Tri-State Mechanical Services also provides steel fabrication services. They are able to handle a wide range of projects, from custom metal work to sheet metal fabrication, to meet the needs of their diverse client base.

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Voyager DBDeep data on millions of local businesses, with verified decision-makers to reveal.Contact ResearchHand-built prospect lists from human researchers, delivered in 24 hours.People SearchFind owners and decision-makers by job title, seniority and department.Chrome ExtensionColdlytics in your browser - prospect any business as you browse the web.IntegrationsInstantly, Smartlead, lemlist, Clay, HighLevel, plus Claude and ChatGPT over MCP.

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Tri-State Mechanical Services

$5.0M revenue • 25 employees • 2338 N Lindbergh Blvd, St. Louis, MO, 63114, United States

Last Updated Aug 21, 2026

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Company Overview

Company Name

Tri-State Mechanical Services

Address

2338 N Lindbergh Blvd, St. Louis, MO, 63114, United States

Website

tristate-stl.com

Phone

(314) 423-5555

Approx. Annual Revenue

$5.0M

Employees

Established

2005

Google Reviews

4.5 (80 reviews)

Google Business Category

HVAC contractor

Locations

About Tri-State Mechanical Services

Tri-State Mechanical Services is a premier mechanical contractor based in St. Louis, Missouri, offering a wide range of services including HVAC, refrigeration, and steel fabrication. With over 30 years of experience, the company is known for its exceptional reliability and commitment to quality, serving a diverse range of commercial and institutional clients in the St. Louis area.

Business Profile

Read from the Tri-State Mechanical Services website on Oct 12, 2026. Hover an item to see the exact wording it came from.

How Tri-State Mechanical Services works

Licenses, certifications & awards

BBB AccreditedBBB Accredited
NATE-Certified TechniciansAssociation member
Licensed Mechanical ContractorLicensed

Brands carried or installed

Ownership (as declared by the business)

Family-owned

About the website

Website quality (AI-assessed): 8/10 · Current copyright 2025; Detailed services and FAQs