Michael Gaffney

Senior Vice President

Michael’s credentials include over 40 years of successfully overseeing all phases of multimillion‐dollar construction projects for government, commercial, industrial, and public‐sector clients. Mike has a strong working knowledge of the industry’s best practices in installation and operation of HVAC systems. Mike’s experience includes managing small to large crews in boiler installations, building improvements, fuel oil tank installations, cooling towers, air conditioning initiatives and a variety of other construction/demolition projects. Mike has a proven track record of high‐quality construction project completions, on-time and within budget. He holds a Master HVACR license in DE, and Master Plumbing license in PA. Mike completed the Advanced Leadership Institute program at Babson College. Mike is OSHA 30 Certified.

Other Team Members

Drew Silich

Vice President of Operations

Sean Gaffney

Vice President of Construction

Mary Gaffney

President & Owner

5101 Birney Highway
Aston, PA 19014

Contact Us

email info@gemmsi.com

office (610) 361-9667

fax (610) 361-9677