David J. Ropp

Performance Motorsports, Inc. manufactures and supplies primarily pistons and other engine related components. The company is headquartered in Mentor, OH.

MAPI, Inc. is a non porift organization that connects manufacturing leaders. It offers education programs and manufacturing-specific business research. The company was founded in 1933 and is headquartered in Arlington, VA.

Ingersoll Rand Recognition Systems provides security systems and services. The company provides biometric access control, time & attendance and personal identification equipment. Its product HandPunch system, use different fingerprint and hand geometry recognition technologies to verify identity. Ingersoll Rand Recognition was founded in 1986 and is headquartered in Campbell, CA.

Castle Island Partners LLC (Castle Island Partners) is a private equity firm founded in 2005. The firm is headquartered in Massachusetts, United States.

Dover Resources, Inc. manufactures and distributes fluid control equipment. The firm provides refiners, calciners, coal producers and end-users such as cement, power, steel and aluminum plants for bulk commodity product streams. It also distributes petroleum coke, carbon fines, coal, asphaltenes and other complimentary products to industries. Dover's clients include BP, ExxonMobil, Unocal, ConocoPhillips, Shell, Tesoro, Valero, Imperial Oil, Kuwait Petroleum Co. and YPF/Repsol. The company was founded in 1955 and is located in Tulsa, OK.