Fire Protection/Detection Stillwell-Hansen is located in Raritan Center in Edison, NJ. Our facility is over 24,000 square feet and houses our sales force, service department, staff, and warehouse. Stillwell-Hansen has been the only authorized sales and service representative in Northern New Jersey for the Liebert Corporation. OTher divisions include: S/H Datasite, S/H Parts and Service. Shdatasite.com~Site InfoWhoisTrace RouteRBL Check
