McGregor Socks / American Essentials | 988 followers on LinkedIn. McGregor Socks/ American Essentials was founded in 1928 by the Lipson family and today is still led by 3rd generation family members. The company's major source of revenue is from the development and marketing of better Men’s and Women’s socks. The company's head office and show room is located in Toronto Canada, with show rooms also located in New York, London and Hong Kong.