Since Eckhardt & Johnson launched more than a century ago, our portfolio includes an extensive and varied lists of projects and clients representative of many verticals.  However, the bulk of our business has been dedicated to the following markets:


Our commercial HVAC services, as well as design and construction solutions support the comfort and safety of your staff and students while protecting the physical integrity of your facility.


Specialize in HVAC systems that ensure comfort and safety for a wide array of environments, ranging from public facilities to business centers, all while maintaining energy efficiency and operational effectiveness.


Ensure efficient and uninterrupted operation at your manufacturing facility with commercial HVAC services and design that enhances indoor air quality for an optimal production and working environment


In a sensitive environment like a hospital or other medical facility, unique needs require commercial HVAC and design expertise to ensure safety, comfort, and cleanliness for patients, staff, and visitors to your medical site.