Lakewood Ranch's Halfacre Construction Company recently hired Chelsea Gruber as the company's marketing and business development manager and Priscilla Harsham as project engineer. Gruber previously worked in marketing for two architectural firms; she earned a bachelor’s degree in mass communication with a double concentration in public relations and electronic media production and a minor in marketing. In her new role, Harsham will apply civil engineering principles and concepts to Halfacre's current projects, which include security updates at Sarasota County schools.