Donald J. Whelley

Phoenix LLC designs and manufactures commercial neutron generators. It serves aerospace, semi conductor, defense and medical industries. The firm?s solutions include medical isotope production, neutron radiography, radiation survivability testing, explosives and special nuclear materials detection. The company was founded by Gregory R. Piefer and Scott Holewinski in 2005 and is headquartered in Monona, WI.

Phoenix Nuclear Holding Co. operates as a manufacturing company. The company is headquartered in Monona, WI.

GeoResources, Inc. owns and operates oil and gas properties. It operates a single business segment involved in the acquisition, development and production of exploration of crude oil, natural gas, and related products. The company was founded in 1958 and is headquartered in Houston, TX.

IHS Herold, Inc. is an investment research firm headquartered in Norwalk, Connecticut. The firm was founded in 1948 and is a subsidiary of IHS Markit, Inc., which is owned by S&P Global, Inc. (NYSE: SPGI). IHS Herold typically offers research, advisory and strategic planning advice on company evaluations, company strategies and associated company and industry transactions for energy-related domestic and foreign equity securities.

SHINE Technologies LLC manufactures radioisotopes for nuclear medicine. Its products include Molybdenum-99, Iodine-131, Iodine-125, and Xenon-133. The company was founded by Gregory R. Piefer and is headquartered in Monona, WI.