Barbara Stockwell

TSI, Inc. designs and manufactures precision instruments used to measure flow, particulate and other key parameters in environments to government, research institutes and universities with applications ranging from pure research to primary manufacturing. The firm's products include aerosol conditioning system, filter testers, flowmeters and particle counters. It supports the development of new filter media and quality control standards of commercial respirator manufactures. The company was founded in 1958 and is headquartered in Great Falls, MN.

Tucson Electric Power Co., Inc. engages in the generation, distribution, and transmitting electricity. The firm sells electricity, transmission, and ancillary services to retail customers, utilities, municipalities, and energy marketing companies. The company was founded in 1892 and is headquartered in Tucson, AZ.

The Churchill Cos. is a private equity firm founded in 1982 by John J Fauth. The firm is headquartered in Minneapolis, Minnesota.

Powertrusion International, Inc. designs, manufactures and markets composite infrastructure products. Its products include utility distribution poles, cross arms and lighting poles. The company was founded in 1974 and is headquartered in Gardnerville, NV.

Golden Spread Electric Cooperative, Inc. provides electric services. It supplies energy to rural distribution cooperative members. The company was founded in 1984 and is headquartered in Amarillo, TX.

Digi-Key Corp. distributes electronic components. It also distributes semiconductors, discrete, electromechanical parts. Its products include audio products, batteries, cable assemblies, capacitors, computer & video accessories, connectors, crystals & oscillators, discrete semiconductor products and many more. The company was founded by Ronald A. Stordahl in 1972 and is headquartered in Thief River Falls, MN.

Alliance for Cooperative Energy Services Power Marketing LLC engages in selling electricity and natural gas trading services. It offers risk management services which include portfolio analysis, transaction administration, consulting, training and policy development. The company was founded 1999 and is headquartered in Carmel, IN.

Deaf Smith Electric Cooperative, Inc. distributes electric power and utilities. The private company is based in Hereford, TX.

Arizona Electric Power Cooperative, Inc. offers electricity generation and transmission services. It also offers power marketing, current transmission projects, HR and other related services. The company is headquartered in Benson, AZ.

High West Energy, Inc. provides customer service and technical support. Its services include computer repair; sales and installation; virus removal, website hosting and design; custom programming; networking & consulting services; and phone & table repair. The company was founded in 1937 and is headquartered in Pine Bluffs, WY.

Environmental Systems Corp. designs, manufactures, and supports environmental compliance software. The firm’s products include StackVision and Data Controllers. It offers reporting, engineering, IT and DASProtect services. The company is headquartered in Austin, TX.