Gifford, Krass, Groh, Sprinkle, Anderson & Citkowski, a patent law firm, leased 10,293 square feet on the third floor of the Continental Plaza at 2701 Troy Center Drive. Continental Plaza is a 102,622-square-foot, Class A office building in the heart of Troy. Glenn DesRosier of Friedman Real Estate Group represented the landlord. David Greene of First Commercial Realty & Development represented the tenant.