Our Services
At John E. Green, we work directly with Owners and Construction Managers on projects, in addition to as a subcontractor to General Contractors on major projects. We have been a prime contractor on projects as large as $50,000,000 and are equipped to handle projects of any size.
As national leaders in the fabrication and installation of plumbing, HVAC, process piping, and fire protection systems, we have the necessary experience to ensure a job well done. JEG also specializes in design-build solutions and 24/7 emergency service nationwide.
Learn more about each of our services below, or contact us online or call us at (313) 868-2400 for more detailed information.
The John E. Green Company was established in 1909 and is a fourth-generation family-owned mechanical contractor that has been consistently ranked as one of the largest and most diverse full-service union mechanical, fire protection, and service providers in the United States.
Our expertise lies in the fabrication and installation of plumbing, HVAC, process piping, and fire protection systems. We are proud to be one of the few mechanical contractors in the country with ISO 9001 & ISO 14001 certifications, and we have experience working in various industries and markets across the eastern United States.
Our team’s extensive experience in the construction sector includes collaborating with various stakeholders, such as owners, construction managers, and general contractors, to complete projects. JEG is considered one of the largest specialty contractors in the United States and usually employs over 600 team members, as well as 500-900 skilled tradespeople. Our company operates as a union contractor across the country and has offices located in Michigan and Tennessee. To learn more about our mission, corporate overview, and the John E. Green Company, please visit our About Us page.