- Welcome The Department of Personnel & Administration (DPA) is the cabinet department that serves as the business center for Colorado s $13.6 billion state government. We are responsible for the State's 46, 000 employees -- the largest workforce in the State -- and for more than $8 billion in state facilities and real estate (including the State Capitol Building), as well as business services ...www.state.co.us/gov_dir/gss/index.html