The Office of the Chief Medical Examiner in New York City performs more DNA analyses--for solving crimes and supporting law enforcement--than any other public laboratory in the country. Working closely with Perkins Eastman, Shen Milsom & Wilke assessed vibration levels in the labs and designed floor systems to reduce this movement. Noise control criteria were established for quieting the powerful ventilation systems fans. Multimedia design includes a building-wide paging system, CATV distribution, and head-end systems.