BILLERICA, MASS. — EMD Serono has topped out an expansion of its Billerica research facility. The $65 million project consists of a new 140,000-square-foot building that is scheduled for completion in late 2010. The new building will feature more than 115,000 square feet of lab and office space, comprising 25,000 square feet of chemistry and screening labs, 25,000 square feet of biology and cell culture labs, 22,000 square feet of general lab support space, 20,000 square feet of office space and conference rooms, and 23,000 square feet of mechanical space. The remainder of the building will contain central node space, housing a reception area, a cafeteria/auditorium, a fitness center, offices and conference rooms. EMD Serono will be seeking LEED certification for the project. Jones Lang LaSalle is providing construction management services and Ellenzweig is serving as project architect. EMD Serono is an affiliate of Merck KGaA, a Germany-based pharmaceutical research company.