Síldarvinnslan hf., founded in 1957 and headquartered in Neskaupstaður, is one of Iceland’s largest and most technologically advanced fisheries companies. Specializing in the catching and processing of pelagic species, it is the country's leading producer of fishmeal and fish oil. The company operates multiple processing plants and fishmeal factories across Iceland, as well as a fleet that includes pelagic vessels and trawlers. Síldarvinnslan also engages in fish farming, including salmon and catfish breeding, and maintains specialized port facilities with freezing and chilling storage. With operations extending to the United States and Greenland, the company plays a significant role in Iceland's seafood industry.