Harland & Wolff Heavy Industries is a heavy industrial company, specialising in shipbuilding and offshore construction, located in Belfast, Northern Ireland. Harland & Wolff is famous for having built the majority of the ships intended for the White Star Line. Well known ships built by Harland & Wolff include the Olympic Class trio:, and RMS Britannic, the Royal Navy's, Royal Mail Line's Andes, Shaw Savill's, Union-Castle's, and P&O's. Harland and Wolff's official history, Shipbuilders to the World, was published in 1986.As of 2011, the expanding offshore wind power industry has been the prime focus, and 75% of the company's work is based on offshore renewable energy.Early historyHarland & Wolff was formed in 1861 by Edward James Harland (1831–95) and Hamburg-born Gustav Wilhelm Wolff (1834–1913, came to the UK from age 14). In 1858 Harland, then general manager, bought the small shipyard on Queen's Island from his employer Robert Hickson.