0001144204-10-004516 S-8 4 20100129 20100129 20100129 ATS CORP 0001325460 8742 113747950 DE 1231 S-8 33 333-164598 10560506 7925 JONES BRANCH DRIVE MCLEAN VA 22102 571-766-2400 7925 JONES BRANCH DRIVE MCLEAN VA 22102 Federal Services Acquisition CORP 20050429 S-8 1 v172749_s8.htm EX-5.1 2 v172749_ex5-1.htm EX-23.2 3 v172749_ex23-2.htm EX-23.3 4 v172749_ex23-3.htm