Best fortune-500 companies in District of Columbia

Danaher Corporation (Danaher) designs, manufactures and markets professional, medical, industrial and commercial products and services. The Company's research and development, manufacturing, sales, distribution, service and administrative facilities are located in more than 50 countries. It operates in five segments: Test & Measurement; Environmental; Life Sciences & Diagnostics; Dental; and Industrial Technologies. In April 2011, the Company sold its Pacific Scientific Aerospace (PSA) business. On June 30, 2011, the Company acquired Beckman Coulter, Inc. (Beckman Coulter). In January 2012, the Company sold its Accu-Sort businesses. In February 2012, the Company sold its Kollmorgen Electro-Optical (KEO) business. During the year ended December 31, 2011, the Company acquired EskoArtwork, On February 6, 2012, L-3 Communications Holdings, Inc. acquired Kollmorgen Electro-Optical unit of the Company.