The Carnegie family is best known for its significant contributions to American industry and philanthropy, particularly through Andrew Carnegie, who was a leading figure in the steel industry during the late 19th century. Born in Scotland in 1835, Andrew immigrated to the United States as a child and eventually founded the Carnegie Steel Company, which played a crucial role in the expansion of the American economy. The family's legacy extends beyond business, as they are also recognized for their philanthropic efforts. Andrew Carnegie established numerous institutions, including Carnegie Mellon University and various libraries across the United States, promoting education and public welfare. His belief in giving back to society has influenced many subsequent philanthropists.