100studio
- Country
- Japan
- Founded
- May 31, 2021
- Animated series
- 4
10GAUGE
- Country
- Japan
- Founded
- 1999
- Format
- animation studio, music production company
1492 Pictures
- Country
- United States
- Founded
- 1995
- Animated series
- 1
20th Century Animation
- Country
- United States
- Founded
- February 1994
- Format
- animation studio, film production company, television production company
20th Century Fox Television
- Country
- United States
- Founded
- 1949
- Animated series
- 3
20th Century Studios
- Country
- United States
- Founded
- May 31, 1935
- Animated series
- 1
20th Television
- Country
- United States
- Founded
- March 15, 1949
- Animated series
- 6
20th Television Animation
- Country
- United States
- Founded
- May 19, 1999
- Animated series
- 3
21 Laps Entertainment
- Country
- United States
- Founded
- January 29, 1999
- Animated series
- 2
2:10 AM Animation
- Country
- People's Republic of China
- Founded
- September 8, 2011
- Animated series
- 2
3 Arts Entertainment
- Country
- United States
- Founded
- 1991
- Animated series
- 3
3Hz
- Country
- Japan
- Founded
- March 2013
- Animated series
- 7
44 Toons
- Country
- Brazil
- Founded
- April 4, 1992
- Format
- animation studio
4Licensing Corporation
- Country
- United States
- Founded
- 1970
- Animated series
- 3
5pb. Inc.
- Country
- Japan
- Founded
- April 6, 2005
- Animated series
- 1
70/30 Productions
- Country
- United States
- Founded
- 1995
- Format
- animation studio
729 Voice Studio
- Country
- People's Republic of China
- Animated series
- 1
- Format
- organization, dubbing studio, talent agency
7DOC
- Country
- People's Republic of China
- Founded
- 2013
- Animated series
- 1
9 Story Media Group
- Country
- Canada
- Founded
- September 1, 2002
- Animated series
- 12
9 Story USA
- Country
- United States
- Founded
- January 31, 2005
- Animated series
- 3