Complex sentence: Trod Nossel Productions and Recording Studios was founded in Wallingford, Connecticut, in 1966 by Thomas "Doc" Cavalier as an entertainment organization involved in music, advertising and broadcast entertainment arts.
Split into simpler sentences: Trod Nossel Productions and Recording Studios was founded in Wallingford, Connecticut, in 1966 by Thomas "Doc" Cavalier. It is an entertainment organization involved in music, advertising and broadcast entertainment arts.