New 500K SF Speculative Office/Lab Project Planned for Waltham

March 5, 2019 A major Waltham landlord has announced plans to build what it says will be the largest contiguous class A office building ever built along Route 128’s technology belt. Hobbs Brook Management is planning a 5-story, 500,000-square-foot office and lab development at its 225 Wyman St. campus. Construction is expected to begin in…