William Brown Glenn

Safeguard Security Holdings, Inc. was an integrated security solutions provider that offered a converged suite of physical and electronic services through its operating subsidiary SYSTEMSgroup, Inc. It was provided corporate, government and residential clients with an array of security services ranging from armed and unarmed guards, security management staffing, and security staff outsourcing, to installation and maintenance of integrated electronic security solutions, background investigations, video monitoring, and specialized consulting services. The company was founded on November 25, 1983 and it was headquartered in Dallas, TX.

ErgoBilt, Inc. develops, manufactures and markets customized, high-end ergonomic products that re-engineer the workplace and the home office by scientifically minimizing the physical stress imposed upon the human body. The company was founded on June 12, 1995 and is headquartered in Dallas, TX.

Air Age, Inc. publishes magazines. The company is headquartered in Wilton, CT.

Core Resource Management, Inc. invested in oil and gas production. It acquired oil and gas production via suitable working and royalty interests in North American oil and gas production. The company was founded on February 17, 1999 and was headquartered in Scottsdale, AZ.

Pegasus Funds LLC is a merchant banking firm. The private company is based in Dallas, TX and has subsidiaries in the United States.