Doug E. Colter

National Society of Professional Engineers operates as a national organization committed to addressing the professional concerns of licensed PEs across all disciplines. The company was founded in 1934 and is headquartered in Alexandria, VA.

Midstate Mechanical, Inc. provides mechanical contracting and construction services. Its services include process piping, heating, ventilation, air conditioning, plumbing, service maintenance and special project services. The company was founded by David Jones in 1986 and is headquartered in Phoenix, AZ.