Porta Communications Plc, through its subsidiaries, engages in the communications and marketing business in the United Kingdom, Europe, the Middle East, Africa, and the Asia-Pacific. It operates through Corporate Communications, and Marketing & Advertising segments. The Corporate Communications segment offers public relations, public affairs, and other corporate communication services. The Marketing & Advertising segment provides media buying, creative advertising, marketing, and corporate branding services. The company also offers research consultancy services. Porta Communications Plc was incorporated in 2005 and is based in London, the United Kingdom.