BALTIMORE, MD (November 16, 2022) — Governor Larry Hogan today announced that MilliporeSigma, an international biosciences company, is growing its presence in Montgomery County with a $286 million investment to expand its biosafety testing capacity.
The company, known locally as BioReliance Corporation, currently has five locations in Rockville and is planning to consolidate in a new 250,000-square-foot facility at 9820 Darnestown Road at the Alexandria Center® at Traville Gateway campus, which is being developed and operated by Alexandria Real Estate Equities, Inc. MilliporeSigma will maintain one additional facility at 9630 Medical Center Drive and will retain at least 600 full-time employees during the expansion, while creating more than 500 new jobs over the next four years.







