John E Green

The John E. Green Company is a family-owned and operated mechanical contractor with a rich history dating back to 1909. We are consistently rated as one of the largest, most diversified, full-service union mechanical, fire protection, and service contractors in the United States. With over 600 team members and 500-900 skilled tradespeople, we have the expertise to handle projects of any size.

Corporate Overview

We specialize in a wide range of industries, including Automotive/EV, Commercial, Education, Government, Food Service, Healthcare, Industrial, Municipal, Pharmaceutical, and Resort/Entertainment. Our services include piping systems, plumbing, fire protection, HVAC, fabrication, design build, and 24/7 emergency service. We take pride in being one of the nation's leading mechanical contractors, certified by ISO 9001 & ISO 14001. Our 24/7 on-call staff is dedicated to providing dedicated, professional, and dependable service to our clients.

Services

At John E. Green Company, we offer a wide range of services to meet the diverse needs of our clients. These services include:

Piping Systems: We install process piping throughout the 48 contiguous states of the United States. Our process piping group also installs a variety of unique systems, including paint systems, E-Coat/Phosphate, and robotics.

Plumbing: Our team of experts specializes in designing, building, and installing complex plumbing systems for commercial and industrial clients.

Fire Protection: We provide fire protection services, including fire alarm monitoring and suppression systems.

HVAC: Our HVAC team designs, builds, and installs heating, ventilation, and air conditioning systems for commercial and industrial clients.

Fabrication: We specialize in the fabrication of piping and ductwork for a variety of industries.

Design Build: Our team of experts provides design-build solutions for clients, from concept to completion.

24/7 Service: We understand that emergencies can happen at any time. That's why we offer 24/7 emergency service to our clients.

Corporate Policies

At John E. Green Company, we are committed to safety, quality, and integrity in all of our projects. Guided by our core values, we strive to ensure that we are compliant with all applicable regulations and standards.

Contact Us

Interested in learning more about our services or working with us? Contact us online or call us at (313) 868-2400.