Otaboo

Otaku Publishing, Ltd.

OTM Publications & Promotions Ltd.

OUAT Entertainment

Our 5oft

Out of Order Softworks

Out of the Blue, Inc.

Out of the Park Developments GmbH & Co. KG

Outback Pty. Ltd.

Outer Limits

Outlaw

OutLook Entertainment, Inc.

Outrage Games

Outrigger Koubou

OutSide Directors Company Co., Ltd.

Outsource Media Ltd.

Overdrive

Overflow Inc.

Overflow Productions

Overworks

Ovine by Design

Oxford Computer Publishing Ltd.

Oxford Digital Enterprises Ltd.

Oxford Mobius

Oxford Softworks

Oxygen Interactive

Oxygen Interactive Software Ltd.

Oxygen Interactive Studios Ltd

Oxyron

OZ Club

Oz Software

Ozacq1, Inc.

Ozark Softscape

Ozi Soft Pty Ltd

Ozisoft Pty Limited

Ozla Pictures, Inc.

Ozsoft

P & P Marketing, Inc.

P and A Shareware

P Squared