Edward M. Carstarphen is a founding principal of Ellis, Carstarphen & Dougherty P.C. (originally known as Ellis, Carstarphen, Dougherty & Goldenthal P.C.) which was formed in April 2001.
On October 3, 2016 Ellis, Carstarphen & Dougherty P.C. changed its name to Edward M. Carstarphen P.C.