ANN ARBOR, Mich.--(BUSINESS WIRE)--Essen Instruments Inc., a global provider of life science research tools and discovery services, today announced a corporate name change to Essen Bioscience Inc. In addition, the Michigan-based company has moved their world headquarters to a newly renovated site at 300 West Morgan Road in Ann Arbor. The new 25,000 sq ft facility provides Essen the space to accommodate the expansion of both their instrumentation and contract service business units.