William F. Achtmeyer

Briggs & Stratton Corp. engages in the design, manufacture, and distribution of gasoline engines and outdoor powered equipment. It operates through Engines and Products segments. The Engines segment produces four-cycle aluminum alloy gasoline engines which are used in the production of walk-behind and riding lawn mowers, garden tillers, and snow throwers. The Products segment comprises lawn and garden power equipment, turf care products, portable and standby generators, pressure washers, snow throwers, and job site products. The company was founded by Stephen F. Briggs and Harold M. Stratton in 1908 and is headquartered in Wauwatosa, WI.

The Cue Ball Group LLC (Cue Ball capital) is a venture Capital firm founded in 2005 by Tony K. Tjan and John D. Hamel. The firm is headquartered in Boston, Massachusetts.

Citizens Energy Corp. provides oil heating services. It offers assistance programs such as joe-4-oil, natural gas, homeless shelters and solar homes. The company was founded by Joseph P. Kennedy II in 1979 and is headquartered in Boston, MA.

The Parthenon Group LLC provided strategic advisory and principal investment services. The company had offices in Boston, London, and San Francisco. The Parthenon Group was founded by William Achtmeyer and John Rutherford in 1991 and was headquartered in Boston, MA.

Tenacity Solutions, Inc. provides information technology consulting services. It offers cyber, enterprise systems engineering, secure mobility, wireless and intrusion detection services. The company was founded by Leo Francis Fox III, Mathew Wilmoth, Gary W. Eldridge, William E. Howard, Mary B. Fox in 2003 and is headquartered in Reston, VA.