AM Mechanical is a nationwide, full-service mechanical contractor headquartered in Downers Grove, Illinois. The company specializes in the installation of process mechanical systems for commercial and industrial facilities, operating across more than 40 states with a portfolio of over 250 completed projects. Its client base spans sectors including pharmaceuticals, food and beverage, manufacturing, cosmetics, and clean room environments.
The firm's service range covers process piping, HVAC systems, plumbing, equipment rigging, detailed mechanical design services, and pre-fabrication. It also employs 3D modeling as part of its technical capabilities. An 85% repeat customer rate and an Experience Modification Rate (EMR) of .51 reflect operational consistency and a strong safety record.
AM Mechanical is 100% employee-owned through an Employee Stock Ownership Program (ESOP), a structure that aligns the interests of its workforce with the company's long-term performance.





