0001193125-03-037519 10-Q 5 20030630 20030814 WILLIAMS ENERGY PARTNERS L P 0001126975 4610 731599053 DE 1231 10-Q 34 001-16335 03845281 ONE WILLIAMS CENTER TULSA OK 74172 9185732000 ONE WILLIAMS CENTER TULSA OK 74171 10-Q 1 d10q.htm FORM 10-Q (Q.E. 6/30/2003) EX-31.1 3 dex311.htm CERTIFICATION PURSUANT TO SECTION 302-C.E.O. EX-31.2 4 dex312.htm CERTIFICATION PURSUANT TO SECTION 302-C.F.O. EX-32.1 5 dex321.htm CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350-C.E.O. EX-32.2 6 dex322.htm CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350-C.F.O.