Zien Mechanical Contractors Email Format

ConstructionWisconsin, United States51-200 Employees

Zien Mechanical Contractors is a long-established contractor based in Glendale, Wisconsin, specializing in mechanical, commercial and industrial HVAC, plumbing, process piping, building automation, construction, and related service work. Founded in 1919, the company serves clients across sectors that require integrated mechanical systems for new builds and ongoing facility maintenance, delivering coordinated solutions that address heating, cooling, ventilation, plumbing, and automation needs. Positioned within the construction and building services industry, Zien Mechanical emphasizes its breadth of capabilities across design, installation, and service to support facility performance and reliability. Located in the Milwaukee metropolitan area, the firm operates with a regional focus and leverages its decades-long presence to address the needs of commercial and industrial customers in and around Glendale. A notable recent development is the company’s ongoing emphasis on comprehensive mechanical contracting and support services, reflecting its role as a full-spectrum partner for complex building systems.

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