Capital Cadillac HUMMER is Georgia’s #1 new Cadillac HUMMER dealer. Serving as your Atlanta Cadillac HUMMER dealer, Marietta Cadillac HUMMER dealer Mableton Cadillac HUMMER dealer and Smyrna Cadillac HUMMER dealer. Capital Cadillac HUMMER has been serving North Georgia for over 75 years and offers a spectacular selection of new Cadillacs, HUMMER and Cadillac Certified Pre-owned vehicles. Founded in 1931 by Elwyn Tomlinson and built on his penchant for extraordinary customer service, Capital has thrived through the years and three generations later is still family-owned, still family operated, still treating every customer like family and, yes, still selling more new and used Cadillacs than any other dealer in Georgia. Elwyn Tomlinson knew that Cadillac sales and unparalleled customer service went hand-in-hand. He set the bar high and today Capital Cadillac HUMMER in Smyrna still sets the standard for excellence in this highly competitive industry. Whether you are looking for a luxurious new or used Cadillac in Atlanta or a rugged new or used HUMMER or any other used car in Atlanta, Marietta, Smyrna or Mableton, including the HUMMER H2, HUMMER H3, Cadillac CTS, Cadillac CTS-V, CTS Sport Wagon, Cadillac SRX, "The Cadillac of Crossovers", Cadillac DTS, Cadillac Escalade, Escalade EXT,or the Escalade Hybrid. Capital Cadillac HUMMER has one that is just right for you. Visit us from Atlanta, Marietta, Kennesaw, Douglasville, Sandy Springs, Canton, Acworth, Woodstock, and beyond! In addition to our vehicles sales, we help keep you on the road with Cadillac and HUMMER parts, service, and repair.