Scott J. O'Brien, 40, New York, N.Y., USA

manager, Slam Dunk Networks

Timothy Michael O'Brien, 40, Brookville, N.Y., USA

Cantor Fitzgerald

Michael O'Brien, 42, Cedar Knolls, N.J., USA

municipal bond desk senior vice president, Cantor Fitzgerald

James P. O'Brien Jr., 33, New York, N.Y., USA

bond trader, Cantor Fitzgerald

Lt. Daniel O'Callaghan, 42, Smithtown, N.Y., USA

firefighter, New York Fire Department

Diana J. O'Connor, 38, Eastchester, N.Y., USA

Sandler O'Neill & Partners

Richard J. O'Connor, 49, Poughkeepsie, N.Y., USA

senior vice president, Marsh & McLennan Cos. Inc.

Keith K. O'Connor, 28, Hoboken, N.J., USA

sales trader, Keefe, Bruyette & Woods

Dennis J. O'Connor Jr., 34, New York, N.Y., USA

Cantor Fitzgerald

Amy O'Doherty, 23, New York, N.Y., USA

broker's assistant, Cantor Fitzgerald

Marni Pont O'Doherty, 31, Armonk, N.Y., USA

senior vice president, Keefe, Bruyette & Woods

James Andrew O'Grady, 32, Harrington Park, N.J., USA

managing director, Sandler O'Neill & Partners

Lt. Thomas O'Hagan, 43, New York, N.Y., USA

firefighter, New York Fire Department

Patrick O'Keefe, 44, Oakdale, N.Y., USA

firefighter, New York Fire Department

Capt. William O'Keefe, 49, New York, N.Y., USA

firefighter, New York Fire Department

Gerald O'Leary, 34, Stony Point, N.Y., USA

chef, Forte Food Service

Matthew Timothy O'Mahoney, 39, New York, N.Y., USA

Cantor Fitzgerald

Seamus L. O'Neal, 52, New York, N.Y., USA

Cantor Fitzgerald

John P. O'Neill Sr., 49, N.Y., USA

former FBI counterterrorism expert and head of security, World Trade Center

Sean Gordon Corbett O'Neill, 34, Rye, N.Y., USA

equities trader, Cantor Fitzgerald

Peter J. O'Neill Jr., 21, Amityville, N.Y., USA

Sandler O'Neill & Partners

Kevin O'Rourke, 44, USA

firefighter, New York Fire Department

Patrick J. O'Shea, 45, Farmingdale, N.Y., USA

first vice president of futures, Carr Futures

Robert W. O'Shea, 47, Wall, N.J., USA

Carr Futures

Timothy O'Sullivan, 68, Albrightsville, Pa., USA

financial consultant, Cultural Institution of Retirement Systems

James A. Oakley, 52, Cortlandt Manor, N.Y., USA

senior vice president for information technology, Marsh & McLennan Cos. Inc.

Dennis Oberg, USA

firefighter , New York Fire Department

Jefferson Ocampo, 28

Douglas Oelschlager, 36, New York, N.Y., USA

firefighter, New York Fire Department

Albert Ogletree, 49, New York, N.Y., USA

food service handler, Forte Food Service

Philip Paul Ognibene, 39, New York, N.Y., USA

Keefe, Bruyette & Woods

Joseph J. Ogren, 30, New York, N.Y., USA

firefighter, New York Fire Department

Samuel Oitice, 45, Peekskill, N.Y., USA

firefighter, New York Fire Department

Gerald M. Olcott, 55, New Hyde Park, N.Y., USA

Marsh & McLennan Cos. Inc.

Christine Anne Olender, 39, New York, N.Y., USA

Windows on the World

Linda Mary Oliva, 44, New York, N.Y., USA

Carr Futures

Elsy Carolina Osorio Oliva, 27, New York, N.Y., USA

junior translation engineer, General Telecom

Edward K. Oliver, 31, Jackson, N.J., USA

broker, Carr Futures

Leah E. Oliver, 24, New York, N.Y., USA

technical sales consultant, Marsh & McLennan Cos. Inc.

Eric T. Olsen, 41, New York, N.Y., USA

firefighter, New York Fire Department

Jeffrey James Olsen, 31, New York, N.Y., USA

firefighter, New York Fire Department

Maureen L. Olson, 50, Rockville Centre, N.Y., USA

insurance broker, Marsh Inc.

Steven John Olson, 38, New York, N.Y., USA

firefighter, New York Fire Department

Toshihiro Onda, 39

corporate banking senior manager, Fuji Bank

Michael C. Opperman, 45, Selden, N.Y., USA

vice president, Aon Risk Services, Aon Corp.

Christopher Orgielewicz, 35, Larchmont, N.Y., USA

analyst, Sandler O'Neill & Partners

Margaret Orloske, 50, Windsor, Conn., USA

manager, Marsh & McLennan Cos. Inc.

Virginia A. Ormiston-Kenworthy, 42, New York, N.Y., USA

Marsh & McLennan Cos. Inc.

Juan Romero Orozco, Acatlan de Osorio, Puebla, Mexico

Ronald Orsini, 59, Hillsdale, N.J., USA

bond broker, Cantor Fitzgerald

Peter K. Ortale, 37, New York, N.Y., USA

bond broker, Euro Brokers Inc.

Paul Ortiz Jr., 21, New York, N.Y., USA

computer technician, Bloomberg L.P.

Emilio (Peter) Ortiz Jr., 38, New York, N.Y., USA

Carr Futures

David Ortiz, 37, Nanuet, N.Y., USA

locksmith, Port Authority of New York and New Jersey

Sonia Ortiz, 58, New York, N.Y., USA

janitorial, elevator operator, ABM Industries

Alexander Ortiz, 36, Ridgewood, N.Y., USA

Pablo Ortiz, 49, New York, N.Y., USA

superintendent of construction, Port Authority of New York and New Jersey

Masaru Ose, 36, Fort Lee, N.J., USA

manager, Mizuho Capital Markets Corp.

James Robert Ostrowski, 37, Garden City, N.Y., USA

Cantor Fitzgerald

Jason Douglas Oswald, 28, New York, N.Y., USA

bond broker, Cantor Fitzgerald

Michael Otten, 42, East Islip, N.Y., USA

firefighter, New York Fire Department

Isidro Ottenwalder, 35, New York, N.Y., USA

Windows on the World

Michael Ou, 53, New York, N.Y., USA

New York State Department of Taxation and Finance

Todd Joseph Ouida, 25, River Edge, N.J., USA

options broker, Cantor Fitzgerald

Jesus Ovalles, 60, New York, N.Y., USA

Windows on the World

Peter J. Owens, Williston Park, N.Y., USA

Cantor Fitzgerald

Peter J. Owens, Williston Park, N.Y., USA

Cantor Fitzgerald

Adianes Oyola, 23, New York, N.Y., USA

human resources/payroll employee, Fuji Bank

Israel Pabon, 31, New York, N.Y., USA

food service handler, Forte Food Service

Angel M. Pabon, 54, New York, N.Y., USA

manager of international equities, Cantor Fitzgerald

Roland Pacheco, 25, New York, N.Y., USA

data administrator, Alliance Consulting

Michael Benjamin Packer, 45, New York, N.Y., USA

managing director of corporate & institutional client group, Merrill Lynch

Deepa K. Pakkala, 31, Stewartsville, N.J., USA

consultant at Marsh & McLennan Cos. Inc.,

Thomas Anthony Palazzo, 44, Armonk, N.Y., USA

bond trader, Cantor Fitzgerald

Jeffrey Matthew Palazzo, 33, New York, N.Y., USA

firefighter, New York Fire Department

Richard Palazzolo, 39, New York, N.Y., USA

Cantor Fitzgerald

Orio Joseph Palmer, 45, Valley Stream, N.Y., USA

battalion commander, New York Fire Department

Frank A. Palombo, 46, New York, N.Y., USA

firefighter, New York Fire Department

Alan N. Palumbo, 42, New York, N.Y., USA

broker, Cantor Fitzgerald

Christopher M. Panatier, 36, Rockville Centre, N.Y., USA

foreign currency trader, Cantor Fitzgerald

Dominique Pandolfo, 27, Hoboken, N.J., USA

Marsh & McLennan Cos. Inc.

Paul Pansini, 34, New York, N.Y., USA

firefighter , New York Fire Department

John M. Paolillo, 51, Glen Head, N.Y., USA

battalion commander, New York Fire Department

Edward J. Papa, 47, Oyster Bay, N.Y., USA

vice president, partner, government securities, Cantor Fitzgerald

Salvatore Papasso, 34, New York, N.Y., USA

tax fraud investigator, New York State Department of Taxation and Finance

James Pappageorge, USA

firefighter , New York Fire Department

Vinod K. Parakat, 34, Sayreville, N.J., USA

Cantor Fitzgerald

Vijayashanker Paramsothy, 23, New York, N.Y., USA

Aon Corp.

Nitin Parandkar, 28

consultant at Marsh & McLennan Cos. Inc.

Hardai (Casey) Parbhu, 42, New York, N.Y., USA

Aon Corp.

James W. Parham, 32, New York, N.Y., USA

police officer, Port Authority of New York and New Jersey

George Paris, 33, New York, N.Y., USA

Cantor Fitzgerald

Debra (Debbie) Paris, 48, New York, N.Y., USA

executive assistant, Sandler O'Neill & Partners

Gye-Hyong Park, 28, New York, N.Y., USA

sales support associate, Metropolitan Life Insurance Co.

Philip L. Parker, 53, Skillman, N.J., USA

senior vice president, Aon Corp.

Michael A. Parkes, 27, New York, N.Y., USA

senior accountant, Marsh & McLennan Cos. Inc.

, Jamaican

Robert Emmett Parks Jr., 47, Middletown, N.J., USA

bond broker, Cantor Fitzgerald

Hasmukhrai Chuckulal Parmar, 48, Warren, N.J., USA

computer systems manager, Cantor Fitzgerald

Robert Parro, 35, Levittown, N.Y., USA

firefighter, New York Fire Department

Diane Marie Moore Parsons, 58, Malta, N.Y., USA

New York State Department of Taxation and Finance

Leobardo Lopez Pascual, 41, New York, N.Y., USA

Windows on the World

Michael J. Pascuma Jr., 50, Massapequa Park, N.Y., USA

stock broker, Harvey Young Yurman Inc.

Jerrold H. Paskins, 56, Anaheim Hills, Calif., USA

insurance executive, Devonshire Group

Horace Robert Passananti, 55, New York, N.Y., USA

vice president of claims, Marsh & McLennan Cos. Inc.

Suzanne H. Passaro, 38, East Brunswick, N.J., USA

Aon Corp.

Victor Antonio Martinez Pastrana, Tlachichuca, Puebla, Mexico

Dipti Patel, 38, New Hyde Park, N.Y., USA

data systems engineer, Cantor Fitzgerald

Avnish Ramanbhai Patel, 28, New York, N.Y., USA

research analyst, Fred Alger Management

Manish K. Patel, 29, Edison, N.J., USA

Euro Brokers Inc.

Steven B. Paterson, 40, Ridgewood, N.J., USA

bond trader, Cantor Fitzgerald

James Patrick, 30, Norwalk, Conn., USA

Cantor Fitzgerald

Manuel Patrocino, 34

Windows on the World

Bernard E. Patterson, 46, Upper Brookville, N.Y., USA

Cantor Fitzgerald

Cira Marie Patti, 40, New York, N.Y., USA

trader's assistant, Keefe, Bruyette & Woods

Robert Edward Pattison, 40, New York, N.Y., USA

James R. Paul, 58, New York, N.Y., USA

executive vice president, Carr Futures

Sharon Cristina Millan Paz, 31, New York, N.Y., USA

office services coordinator, Harris Beach LLP

Patrice Paz, 52, New York, N.Y., USA