The store's name and inspiration came from Martin and Osa Johnson, a husband and wife team from southeast Kansas who explored Africa and the South Pacific Islands, chronicling their travels in photographs and diaries.

[1] Martin + Osa targeted 25 to 40-year-old customers and offered classic and contemporary clothing, with an emphasis on denim.

[1] The first retail store opened at Tysons Corner Center in McLean, Virginia, on September 6, 2006.

Stores were designed by Michael Neumann Architecture (MNA) in New York City.

[4] The company chose to focus its efforts and resources on the American Eagle family of brands including, AE, aerie and 77kids, estimated to have greater potential of creating long-term shareholder value.