studios
Blu-Ray
20th Century Fox
Buena Vista Home Entertainment
Electronic Arts
MGM Studios
Paramount Pictures
Sony Pictures Entertainment
The Walt Disney Company
Vivendi Universal Games
Warner Bros.
HD DVD
Buena Vista Home Entertainment
New Line Cinema
Paramount Pictures
The Walt Disney Company
Universal Studios
Warner Bros.
format “founders”
Blu-Ray
Sony Corporation
Royal Philips Electronics
HD DVD
Toshiba Corporation
Hitachi Corporation
list of Companies listed as Members of the Board or Managing Members
Blu-Ray
Apple Computer Corp.
Dell, Inc.
Hewlett Packard Company
Hitachi, Ltd.
LG Electronics Inc.
Mitsubishi Electric Corporation
Panasonic (Matsushita Electric)
Pioneer Corporation
Royal Philips Electronics
Samsung Electronics Co., Ltd.
Sharp Corporation
Sony Corporation
TDK Corporation
Thomson
Twentieth Century Fox
Walt Disney Pictures and Television
HD DVD
Memory-Tech Corporation
NEC Corporation
Sanyo Electric Co.
there is a list of associates & contributors but its huge…you can look here