Alterman

Midwest specialty contractor providing integrated design, installation, and maintenance of mechanical, electrical, and building automation systems for commercial and industrial clients.

An employee-owned engineering and technical services firm providing comprehensive MEP, structural, civil, automation, and sustainability consulting across more than 120 North American offices.

ENTRUST Solutions Group is an engineering and consulting firm with over 3,100 employees serving the energy, utility, and pipeline sectors across North America.

Loenbro is a national industrial services contractor providing comprehensive construction, maintenance, fabrication, electrical, and mission-critical infrastructure solutions across the U.S. for energy, manufacturing, mining, federal, and data center sectors.

Olsson is a nationally recognized, employee-owned engineering and design firm that crafts expert solutions to improve communities across the United States.

Sciens Building Solutions provides integrated fire protection, security, communications, and electrical solutions for commercial, institutional, and government buildings across the United States.