Description
ADF Group holds the clé du ciel -- the key to the sky. The company designs, engineers, manufactures, and installs structural steel elements for non-residential construction applications such as skyscrapers, as well as provides engineering services. ADF has built commercial and sports complexes and public infrastructures, including the Smithsonian's National Air & Space Museum and the Columbus...
by hoovers
on 27 février 2013 from hoovers