Wiegmann Associates

Name: Wiegmann Associates
Address: 650 Fountain Lakes Boulevard, St. Charles, MO, 63301, US
Telephone: +16369401056

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Wiegmann Associates

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Wiegmann Associates is one of the HVAC industry’s premiere national design/build mechanical contractors.

From HVAC design to systems installation and service, Wiegmann has focused on innovative, energy saving and cost-effective HVAC solutions since 1995.

10/06/2026

Wiegmann Associates' legacy as "a family business with a national footprint" was recently featured in Construction Today magazine!

You can read the article at:
https://vist.ly/5mat7

09/21/2026

We walk for Matt! Team Wiegmann united in the fight against lupus in memory of our friend and co-worker, Matt Stergos. The Lupus Foundation of America's Walk to End Lupus Now® raises vital funds for the 1.5 million people in the U.S. living with lupus. You can still donate through our team page: https://vist.ly/5jaw7 Lupus Foundation of America, Heartland Region

Lupus Foundation of America Lupus Foundation of America, Heartland Region

09/09/2026

It is an honor to be recognized as one of the "Top Companies Shaping Our Region" by St. Louis Small Business Monthly. Read about all the Future 100 Award winners at https://vist.ly/5humw

St. Louis Small Business Monthly

09/07/2026

Every rooftop unit, every duct run, every drawing on the table — none of it happens without people. Today we're grateful for ours, in the shop, in the field and in the office. Happy Labor Day from everyone at Wiegmann Associates!

09/03/2026

We're excited to support our local schools and make a difference for students! This year, Team Wiegmann donated school supplies to Youth in Need as part of the SMACNA St. Louis Women in Construction (WIC) Committee school supply drive. Here’s to an amazing 2026-27 school year!

SMACNA-St. Louis Youth In Need

08/31/2026

For 14 years, Team Wiegmann has come together with our construction industry peers to support the families and patients of St. Louis Children's Hospital when they need it most! We're excited to receive and wear our KIDStruction orange shirts.

St. Louis Children's Hospital

08/25/2026

It’s great to see students in the halls and classrooms of the new Two Rivers Elementary School! Wiegmann was proud to be the mechanical contractor for this project—our second collaboration with Orchard Farms School District!

Two Rivers Elementary Orchard Farm School District

08/24/2026

Happy Work Anniversary to Tricia Beck, who recently celebrated her 9th year with Wiegmann Associates.

07/24/2026

Our team has fun together, and it shows. At the Wiegmann Employee Summer Social 2026 we threw axes, enjoyed BBQ, tried to dunk team members, played water balloon toss and more!

Click below to relive some of our favorite moments!

07/03/2026

Welcome our newest team member! Drew Vogler, PE has joined Wiegmann Associates as an Account Executive!

Address

650 Fountain Lakes Boulevard
St. Charles, MO
63301

Telephone

+16369401056

Website

https://www.wiegmannassoc.com/

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