Michael A. Deihl

Southwestern Power Administration provides electricity generation and transmission services. It is an agency of the U.S. Department of Energy. Southwestern operates and maintains 1,380 miles of high-voltage transmission lines, 24 substations, and 46 microwave and VHF radio sites from field offices. Southwestern Power Administration's customers are cooperatives, municipalities, and other public utilities in six southern states. It was founded in 1943 and is located in Tulsa, OK.

Holland Construction Services, Inc. provides commercial and institutional building construction services. It offers construction services to the retail, commercial, industrial, educational, recreational and healthcare markets. The company was founded by Bruce B. Holland in 1986 and is headquartered in Swansea, IL.