The organizers of this year's Penny Arcade expo have now revealed the full list of companies planning to attend the event. Key exhibitors include 'the big three' -Nintendo, Sony, and Microsoft- as well EA, Ubisoft, and more.

"We nearly doubled our exhibition hall and added another 80,000 square feet of content overall, so the show is going to be pretty amazing this year," says Penny Arcade's Robert Khoo. "You should come. I think you would like it."

A full list of exhibitors can be found below:

- 2K Games
- Activision
- Antec, Inc.
- Astro Gaming
-The Behemoth
- Bethesda
- Bioware
- Blizzard
- Brawndo
- Bungie
- CCP/Whitewolf
- CDV
- clubNAMCO.com
- Cogswell Polytechnical College
- Cryptic Studios
- D3P
- Destineer
- Dolby
- EA Mythic
- ECA (Entertainment Consumer's Association)
- Electronic Arts
- Fantasy Flight Games
- Flying Frog Productions
- Flying Lab Software
- Foundation 9 Entertainment
- Game Publishers Association
- Gamecock
- GameTrailers
- Garage Games
- Guildhall at SMU
- Harmonix
- Hothead Games
- Hudson
- Indiecade
- Intel
- ITT Tech
- Klei Entertainment
- Media-blasters NYC
- Mega64
- Meteor Games
- Microsoft XNA
- Microsoft
- Midway
- Namco Bandai
- NCsoft
- Nintendo
- Nokia
- Patriot Memory
- Pegasus Publishing
- Pink Godzilla
- Plantronics
- Privateer Press
- Razer
- Rockstar
- Roosterteeth.com
- Sierra/Vivendi
- Sony
- SouthPeak Games
- Stardock
- Sumo Lounge
- Telltale
- THQ
- Tinderbox Entertainment
- Tritton Technologies
- Turbine
- Ubisoft
- Udon Entertainment / Oni Press
- Upper Deck
- Vivox
- Wizards of the Coast
- Zenimax