Francis J. Harkins

Piper Aircraft, Inc. provides single and twin-engine aircrafts. The single-engine M-Class series – the M600, M500, M350, and Matrix – offers businesses and individuals elegant performance and value. The Twin Class Seneca V and Seminole balance proven performance, efficiency, and simplicity in twin-engine aircraft. The Trainer Class Archer TX/LX, Archer DX, Arrow, Seminole and Seneca V aircraft form the most complete technically-advanced line of pilot training aircraft. The company was founded by William T. Piper in 1937 and is headquartered in Vero Beach, PA.

Utilicom Networks LLC provides broadband telecommunication services to homes and businesses. The company is headquartered in Franklin, MA.

US Diagnostic, Inc. provides independent radiology services. The firm specializes in the operation and management of multi-modality diagnostic imaging centres and related medical facilities. It provides a variety of medical diagnostic testing and evaluation service procedures, including magnetic resonance imaging, computerized tomography scanning, ultrasound and various radiological services. The company is headquartered in Milford, NJ.

Peoples Telephone Co., Inc. (Florida) owns, operates, and maintains a system of independent public pay telephones. The company is based in Miami, FL. Peoples Telephone Co., Inc. (Florida was acquired by Davel Communications, Inc. on December 23, 1998 for $72.87 million.

W.R. Grace & Co. engages in the production and sale of chemicals and materials. It operates through the Grace Catalysts Technologies and Grace Materials Technologies segments. The Grace Catalysts Technologies segment includes catalysts and related products and technologies used in refining, petrochemical and other chemical manufacturing applications. The Grace Materials Technologies segment consists of specialty materials, including silica-based and silica-alumina-based materials, used in coatings, consumer, industrial, and pharmaceutical applications. The firm specializes in chemical processing, coatings and inks, food and beverage, general industrial, nutraceutical, personal care, pharma, and plastics industries. The company was founded by William Russell Grace in 1854 and is headquartered in Columbia, MD.