About Us

Gauge Engineering (Gauge) is a full-service, certified small business, Houston-based engineering firm that specializes in providing engineering planning, design and construction management services to our public sector clients. Our core services include transportation and water resources. Gauge was co-founded by Derek St. John, PE, CFM, and Muhammad Ali, PE, ENV SP, both with a proven track record of successfully delivering challenging infrastructure projects for public agencies throughout the state of Texas.

Derek and Muhammad

The Gauge team is comprised of more than thirty engineers, planners, and design technicians fully capable of leading and delivering complex assignments and initiatives.The strength of the team is a combination of their keen attention to detail and long-standing client relationships founded on trust and mutual respect. This unique personal connection with clients has led to well-established professional and personal relationships.

Our People

Derek(1)

Derek St. John, PE, CFM Gauge Engineering

Derek St. John, PE, CFM, is a Principal and Founding Partner of Gauge Engineering.

Muhammad(2)

Muhammad Ali, PE Gauge Engineering

Muhammad Ali, PE, LGPP, is a Principal and Founding Partner of Gauge Engineering.

Terry(9)

Terry M. Barr, PE, CFM Gauge Engineering

Brian(3)

Brian Whitney, PE, CFM Gauge Engineering

Patrick(4)

Patrick Phillips, PE, CFM Gauge Engineering

Ian(5)

Ian Hudson, PE Gauge Engineering

Karam(6)

Karam Qaddo, PE Gauge Engineering

David(7)

David Greaney, PE, CFM Gauge Engineering

Heather(8)

Heather Goodpasture, PE, CFM Gauge Engineering