Andersen | 55,716 followers on LinkedIn. Andersen is the founding member of Andersen Global, an international association of legally separate, independent member firms with more than 20,000 professionals worldwide, over 2,000 global partners, and a presence in over 500 locations in more than 170 countries worldwide. In the U.S., Andersen has more than 2,000 personnel located in 24 cities across the country.