Hobbs Brook Management will begin construction in the second quarter of 2019 on a 500,000-sf research complex in Waltham, Mass. The five-story development will offer sophisticated laboratories and Class A office facilities. The project is being designed by Gensler and is expected to attain LEED Silver sustainable design certification. JLL has been awarded the exclusive brokerage contract for the complex. Hobbs Brook will construct the facility and act as property manager upon completion. Interior fit-out of the structure is expected to begin in late 2020.