Updated list of companies by specialization.
Video companies tend to fall in the following buckets:
1. Editing Software and Compression Tools: Adobe, Apple, Avid, JumpCut, Sorensen, On2
2. Content Producers: DECA, DBG, DemandStudios/eHow, Eqal, Fora.tv, For Your Imagination, Funny or Die, Generate, Howcast, Katalyst Media, Machinima, Mania TV, Next New Networks, ON Networks, Revision3, StudioNow (AOL), VideoJug, WatchMojo.
3. Content Management System (CMS): blip.tv, Brightcove, Feedroom, Justin.tv, KIT Digital, Kyte, Livestream/Mogulus, Ooyala, Maven, Permission TV, Qik, uStream, VMIX.
4. Content Aggregation, File Hosting, Sharing and Distribution: 5Min, Break, DailyMotion, Hulu, Kaltura, Metacafe, Nabbr, Revver, Vimeo, YouTube.
5. Advertising Creation, Management and Networks: Adap.tv, Auditude, Brightroll, Broadband Enterprises, Freewheel, Jambo, Overlay.tv, Panache, Scanscout, Spotxchange, Tidal TV, Tremor Media, Video Egg, Yume.
6. Content Delivery Network (CDN): Akamai, BitGravity, Edgecast, Grid Networks, Limelight Networks, Panther Express.
7. Search, Discovery and Recovery: Blinkx, Cast TV, Clicker, Clipblast, Dabble, Everyzing, Google, Mefeedia, OVGuide, Pixsy, Truveo.
Who am I missing?