At the age of 25, in 1888, Hedge joined the First Signal Corp. of the National Guard in New York City.
[1] Hedge managed the Manhattan offices of Pettingill & Company, a large New York advertising agency.
In April 1904, he purchased the New York offices, and it became the Homer W. Hedge Company.
[2] On June 7, 1899, a group of gentlemen auto racers met at the Waldorf-Astoria Hotel in Manhattan and founded the Automobile Club of America, an organization that became the American Automobile Association.
At that meeting, Homer W. Hedge was elected secretary, a post he retained for one year.