Gerald Thomas O'Leary, 34, Stony Point, N.Y., Cantor Fitzgerald, Forte Food Service, World Trade Center.

Matthew Timothy O'Mahony, 39, New York City, Cantor Fitzgerald, World Trade Center.


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John P. O'Neill, 49, Silverstein Properties, World Trade Center.

Peter J. O'Neill, Jr., 21, Valley Stream, N.Y., Sandler O'Neill + Partners, World Trade Center.

Sean Gordon Corbett O'Neill, 34, Rye, N.Y., Cantor Fitzgerald, World Trade Center.

Kevin M. O'Rourke, 44, New York City Fire Department, World Trade Center.

Patrick J. O'Shea, 45, Farmingdale, N.Y., Carr Futures, Inc., World Trade Center.

Robert William O'Shea, 47, Wall, N.J., Carr Futures, Inc., World Trade Center.

Timothy Franklin O'Sullivan, 68, Albrightsville, Pa., Cultural Institutions Retirement System, World Trade Center.

James A. Oakley, 52, Cortlandt Manor, N.Y., Marsh & McLennan Companies, Inc., World Trade Center.

Douglas E. Oelschlager, 36, St. James, N.Y., New York City Fire Department, World Trade Center.

Takashi Ogawa, 37, Tokyo, Japan, Risk Waters Group conference attendee from Nomura Research Institute, Ltd., World Trade Center.

Albert Ogletree, 49, Cantor Fitzgerald, Forte Food Service, World Trade Center.

Philip Paul Ognibene, 39, New York City, Keefe, Bruyette & Woods, Inc., World Trade Center.

John A. Ogonowski, 50, Flight Crew, United 11, World Trade Center.

Joseph J. Ogren, 30, Staten Island, N.Y., New York City Fire Department, World Trade Center

Samuel Oitice, 45, Peekskill, N.Y., New York City Fire Department, World Trade Center.

Gerald Michael Olcott, 55, New Hyde Park, N.Y., Marsh & McLennan Companies, Inc., World Trade Center.

Christine Anne Olender, 39, New York City, Windows on the World, World Trade Center.

Linda Mary Oliva, 44, Staten Island, N.Y., Carr Futures, Inc., World Trade Center.