0001193125-09-064012 SC 13D/A 1 20090326 20090326 DANIEL COLON, JR. PETER M. SCHULTE WESLEY GAUS JACKS JOEL R 0001339486 SC 13D/A 900 THIRD AVENUE 33RD FLOOR NEW YORK NY 10022-4775 ATS CORP 0001325460 8742 113747950 DE 1231 SC 13D/A 34 005-81087 09706121 7925 JONES BRANCH DRIVE MCLEAN VA 22102 571-766-2400 7925 JONES BRANCH DRIVE MCLEAN VA 22102 Federal Services Acquisition CORP 20050429 SC 13D/A 1 dsc13da.htm SCHEDULE 13D AMENDMENT NO. 6