Complex sentence: Cycloramic was created in December 2012 by a start-up called "Egos Ventures" which is part of the Advanced Technology Development Center located at Tech Square, near Georgia Tech. Graham, Jefferson.
Split into simpler sentences: Cycloramic was created in December 2012 by a start-up called "Egos Ventures" which is part of ATDC. They are located at Tech Square, near Georgia Tech. Graham, Jefferson.