According to BL Companies, Inc., Heather Halotek has joined the company as director of marketing & corporate communications. BL Companies is an employee-owned, multi-disciplinary architecture, engineering, environmental and land surveying firm providing services to public and private clients in the Northeast and Mid-Atlantic. As director of marketing and corporate communications, Halotek will oversee and direct the company's marketing, communications, advertising and public relations as well as competitive intelligence and client-focused market positioning.