Marc M. Massa

Electric Sweeper Service Co. engages in the distribution of vacuum cleaners and parts, homecare, and other specialty product. Its products include accessories, air cleaners, backpacks, bags, bases, belts, blowers, brushrolls, bumpers, canisters, chemicals, cords, counter sales, covers, equipment, fans, filters, floor polishers, gaskets, heaters, hoods, hoses, motors, pedals, power nozzles, screws, shampooers, shop supplies, springs, steamers, sweepers, switches, tanks, upright vacuum, wands, wet dry, and others. The company was founded by Louis Pearsol in 1924 and is headquartered in Twinsburg, OH.

Cardinal Equity Partners LLC (Cardinal Equity Partners) is a private equity firm founded in 1993 by John F. Ackerman, James L. Smeltzer and Peter J. Munson. The firm is headquartered in Indianapolis, Indiana.

Williams Sound LLC manufactures and markets engineered assistive listening devices and systems. Its products are used in the areas of market guides, corporate, education, government, interpretation and entertainment. The company was founded by Jerry Williams in 1976 and is headquartered in Eden Prairie, MN.

Essco, Inc. manufactures and distributes doctor blades, blade holders and doctor systems. The company was founded in 1939 and is headquartered in Green Bay, WI.

Motion Tech Automation, Inc. provides industrial motion control components and solutions. Its products includes servo motors and controls, stepper motors and drives, feedback devices and mechanical parts, including gear reducers, ball screws, linear bearings and modules and couplings. The firm offers machining, milling machines, turning machines, support and inspection equipment and software. The company was founded in 1987 and is headquartered in Oakdale, MN.

Corporate Imaging Concepts LLC provides promotional products and online store portals. It offers LEIF Webstores and Proofperfekt. LEIF Webstores directly links buyers and suppliers. Proofperfekt provides real time design and proofing tools. The company was founded by Brian K. Abrams in 1996 and is headquartered in Northbrook, IL.

DonorsChoose.org provides public education by engaging citizens in an online marketplace where teachers describe and individuals can fund specific student projects. The firm offers the clients with access to an online collection of information, materials and services related to DC and its work, including text, pictures, photographs, audio and video, graphics, logos, marks and images, as well as software used in accessing the sites, displaying the content, and utilizing the functionality offered through the sites. The company was founded by Charles Best in 2000 and is headquartered in New York, NY.