Global Dosimetry Solutions, Inc., Acquires Proxtronics Dosimetry

Irvine, Calif., November 17, 2004 - Global Dosimetry Solutions, Inc., a leading dosimetry services provider (analytical determination of exposure to ionizing radiation), has agreed to acquire the assets of Proxtronics Dosimetry, LLC for an undisclosed amount.

Proxtronics began providing personal radiation monitoring services in 1990 and has since become one of the most recognized names for quality and value in the industry. Proxtronics has a broad customer base in the United States primarily offering film and TLD (Thermoluminescent dosimeters) badge services. "In recent years, we have been approached by many in the industry, but only Global Dosimetry Solutions has demonstrated the ability to meet or exceed the high level of quality and service our customers have come to expect", remarked Guy Davis, President of Proxtronics. "GDS is a great company with the finest people in the industry, and we are confident that our customers will be well served" added Davis.

Global Dosimetry Solutions is majority owned by American Capital Strategies, Ltd. (NASDAQ: ACAS), and has been in the personal radiation monitoring business for over 30 years. According to Thomas Logan, CEO of Global Dosimetry Solutions, "The acquisition of Proxtronics is a great complement to our brand, as we share a common commitment to quality and to excellence in customer service. As a result, we are looking forward to serving our new customers and to enhancing the legacy built by Guy and his team at Proxtronics."

Global Dosimetry Solutions will take over current customer contracts for all commercial dosimetry processing services and Proxtronics customers will be migrated to GDS badge service over the next several months. "We recognize the importance of maintaining the integrity of current customer contracts and service levels and want to assure Proxtronics customers a seamless transition", added Logan. "This deal represents a significant extension of our current customer base and will make a positive contribution towards our aggressive growth plans for 2005."

Global Dosimetry Solutions, based in Irvine, California, is one of the world's largest providers of radiation dosimetry services. GDS offers a full range of services for measuring ionizing radiation primarily through film, thermoluminescent and track etch technologies. Since early 1970, the company has continually provided state-of-the-art personal radiation monitoring services to hospitals, medical and dental offices, university and national laboratories, nuclear power plants and other industries. GDS provides services to more than 500,000 people globally. Global Dosimetry Solutions is majority owned by American Capital Strategies, Ltd. (NASDAQ: ACAS), a $3.5 billion investment fund headquartered in Bethesda, Maryland. For more information, please visit: www.dosimetry.com.