Dahme Mechanical Industries

Full-service Union mechanical piping and plumbing contractor focused in water and wastewater infrastructure improvement.

Water / Wastewater Construction Services

Serving Arlington Heights and the surrounding Chicagoland community since 1965.

Facility Plumbing and Heating

We are dependable experts who have the skills to address a large array of commercial plumbing and commercial HVAC projects.

Industry Years

+ 0

Water & Wastewater

Dahme Mechanical is a trusted leader in water and wastewater infrastructure construction, providing innovative and sustainable solutions for both municipal and private entities. Through advanced water and wastewater maintenance, repair, and improvement techniques, our team helps clients solve today’s challenges while supporting existing systems and building resilient facilities for the future.

Safety

At Dahme Mechanical Industries, Inc., safety is at the core of everything we do. Over the past six years, we’ve maintained an impressive average EMR of just 0.825—well below the industry standard. This consistent performance reflects our ongoing commitment to operating safe, well-organized job sites.

Our Projects

Liquid Process Plant Improvements →

Well No. 13 Water Treatment Plant →

Raw Sewage Pump Valve Replacement →

CHP No. 2 Installation Project – Design/Build →

North Aurora Pumping Station Improvements →

West Waterworks Improvements and PAS Improvements →

What Our Customers Say

Customer's Testimonials

We have worked with DMI in a variety of projects in size and delivery method (D/B/B, D/B, CMAR and as needed). DMI continually provides high quality mechanical work to ensure that our projects operate without issues and stay on schedule & budget. DMI is also very helpful working with the Owner and Engineer to develop creative solutions to resolve complex challenges. DMI understands the criticality of the Water/Wastewater infrastructure and exceeds expectations when replacing this critical infrastructure.

– Baxter & Woodman Consulting Engineers

“Dahme's experience in working in wastewater treatment plants is second to none. Their understanding of maintaining relationships with their clients is what makes them stand out. Whether it is the PM, or field staff, people at DMI treat the work being done as if it is at their own house. Their extensive knowledge in this specific industry allows them to provide the best quality product at reasonable cost to clients.”

“We have used Dahme Mechanical Industries for over 30 years. Dahme’s management and crews are extremely knowledgeable in all aspects of piping work. They are competitive, reliable & efficient. When Dahme is on the job, you know it will be done right, completed as promised, and done on time. I would highly recommend Dahme Mechanical for your pipefitting needs.”

“Kishwaukee Water Reclamation District has been leaning on Dahme Mechanical for our day-to-day and complicated mechanical piping and equipment needs for over a decade. Dahme has been incredibly reliable, the work is done right, and is cost competitive. We are lucky to have developed a relationship with a contractor that understands our business and values the obligations we have to our ratepayers.”

“What sets Dahme apart from others in the industry is their commitment to building and maintaining long term relationships with each of the stakeholders. Their experienced leadership is knowledgeable, dependable, and responsive. I know if Dahme is part of the team, the project will be a success.”