enHoulder Line was a number of related British Shipping companies originally established by the Houlder brothers.Houlder Brothers & Co. was formed in London 1856 and operated in the market for chartered tonnage. In 1861 the company acquired the Golden Horn, which they used on the North Atlantic routes to the United States. The company later expanded to service routes to New Zealand, Australia and the Pacific Islands. From 1875 to 1880 the company worked with John T. Arundel & Co.