Exceptional Commercial and Industrial Construction Services

Hartwig Mechanical, Inc. is the leading mechanical contractor in the Midwest for all projects from simple to complex. To earn that reputation, we have made an unparalleled investment in our employees and our capabilities.

New Construction

Whether for a new 17-story building or an addition to an existing structure, Hartwig Mechanical, Inc. is committed not only to keeping your project on-time and on-budget, while remaining true to our core principles and safety standards.

Remodels & Renovation

Hartwig Mechanical, Inc.’s Project Managers are highly experienced in both design and construction. To ensure the long-term success of your project, we:

·      Coordinate our work with the facility Directors and the rest of the construction team

·      Perform critical shutdowns and tie-ins

·      Maintain current systems to ensure occupied areas are functioning

·      Minimize disruptions to other critical operations

·      Start-up of new systems and integration with existing operations

New Equipment Installation

Whether you are looking to upgrade or replace failing or out-of-date components, Hartwig Mechanical, Inc.’s expertise – from boiler and process chilled water rooms to rooftop units – enables us to customize an ideal solution for you. We’re not limited to working with certain brands or products, which means we will select the best energy-efficient and cost-effective solution for your specific needs.