Leon J. Silverstein

Aldora Aluminum & Glass Products, Inc. provides glass and aluminum fabrication services. Its products include storefront, entrances, shower enclosures, fabricated and decorative glass. The company is headquartered in Miramar, FL.

Vistage International, Inc. engages in the provision of human resources consulting services. It offers executive leadership programs and business coaching to chief executives and business leaders. It also provides chief executive leadership, small business training, key executive coaching, trusted advisor executive, and inside leadership development programs. The company was founded in 1957 and is headquartered in San Diego, CA.

Entrepreneurs' Organization enables entrepreneurs to learn and grow from each other leading to business success and personal life. The company was founded by Verne Harnish in 1987 and is headquartered in Alexandria, VA.

The Glass Association of North America provides an organizational structure to address the needs of its diverse membership. The private company is based in Topeka, KS.

ARCH Aluminum & Glass Co., Inc. distributes and fabricates architectural glass and aluminum products. Its products include tempered, mirrored, laminated, and decorative glass. The company was founded in 1978 by Robert H. Silverstein and is headquartered in Tamarac, FL

HHH Tempering Resources, Inc. provides glass tempering machinery and technical services. It offers consulting, installation, training and on-going support. The company was founded by John Haws and Keith Hunt in 1994 and is headquartered in Vancouver, WA.

Grey Mountain Partners LLC (Grey Mountain Partners) is a private equity firm founded in 2003 by Jeff Kuo and Rob Wright. The firm is headquartered in Boulder, Colorado.

RavenBrick LLC develops thermo chromic filter technology for windows. It offers installation UV protection, wireless technology, fully tested and coating level specifications. The firm’s products are used in commercial and residential buildings as well as new and replacement applications. The company was founded by Alex Burney and Wil McCarthy in 2006 and is headquartered in Denver, CO.