Hartwig Mechanical, Inc.

Hartwig Mechanical, Inc. is a full-service mechanical contractor serving Northern Illinois and Southern Wisconsin. With over 65 years of experience in the industry, Hartwig Mechanical has built a reputation for delivering reliable, high-quality mechanical solutions. The company's core services include plumbing, HVAC, and a full range of mechanical construction and maintenance capabilities. Hartwig Mechanical specializes in new construction, design-build, renovations, and system upgrades, serving industrial, commercial, and institutional clients across a variety of sectors. Their experienced team brings expertise in project planning, precision installation, and 24/7 emergency response to ensure optimal system performance and uptime. Hartwig Mechanical serves clients throughout Northern Illinois and Southern Wisconsin. Headquartered in Harvard, IL, the company operates additional locations to support projects across the region. Their geographic reach allows them to handle complex mechanical projects ranging from local renovations to multi-state industrial facilities. As a signatory contractor with the Pipefitters Local 597 and Plumbers Local 130, Hartwig Mechanical employs skilled union tradespeople committed to quality and safety. The company holds numerous certifications, including LEED AP and ASME, and maintains bonding capacity to support large-scale projects. Their safety-focused approach is evidenced by an exemplary safety record and comprehensive in-house training programs. With a team of over 100 professionals, Hartwig Mechanical has the resources to manage projects of all sizes, from small commercial upgrades to major industrial facility expansions. The company's work has been recognized with numerous awards, including the SMACNA Safety Excellence Award. For comprehensive mechanical solutions in Northern Illinois and Southern Wisconsin, Hartwig Mechanical offers unmatched service, industry expertise, and a commitment to exceeding customer expectations. Contact them today to discuss your next project.