Forevent's 50 most popular Organization Types:

#1 Online Press
#2 Press
#3 Online News
#4 Magazine
#5 Ticketing Agent
#6 Website
#7 Telecommunication Software
#8 Event Promotion
#9 Telecommunication
#10 Application Software
#11 Computer Software
#12 Event Production
#13 Computer
#14 Computer Hardware
#15 Telecommunication Hardware
#16 Entertainment Promotion
#17 Electronics
#18 Social Networking Agent
#19 Electronics Hardware
#20 Sports League
#21 Blogging
#22 Retailing Agent
#23 Baseball Club
#24 Text Hosting Agent
#25 Search Engine
#26 Entertainment Production
#27 Picture Hosting Agent
#28 Baseball League
#29 Microblogging
#30 Video Hosting Agent
#31 Internet
#32 Operating System
#33 Consumer Electronics
#34 File Sharing Agent
#35 Networking
#36 Messaging
#37 Instant Messaging
#38 Audio Hosting Agent
#39 Downloading Agent
#40 E-Commerce
#41 Videotelephony
#42 Networking Software
#43 Voice Over IP
#44 Store
#45 Videoconferencing
#46 Internet Service Provider
#47 Sports Club
#48 Gaming Software
#49 Online Store
#50 Online Gaming