0000950134-03-006460 DEF 14C 1 20030509 20030425 20030425 PETROLEUM HELICOPTERS INC 0000350403 4522 720395707 LA 1231 DEF 14C 34 000-09827 03664221 2001 SE EVANGELINE THRUWAY - LAFAYETTE LA 70508 - PO BOX 90808 LAFAYETTE LA 70509 DEF 14C 1 d04983cdef14c.txt DEFINITIVE INFORMATION STATEMENT