Model Suit Gunpla Builders Beginning G is an original video animation series produced by Sunrise to celebrate the 30th anniversary of the Gundam plastic model kits. It's directed by Kou Matsuo and written by Yousuke Kuroda, and features character designs by Kaichiro Terada. The OVA was released in August 15, 2010 to December 19, 2010 with 3 15-minute Episodes. Unlike other Gundam titles, Gunpla Builders Beginning G takes place in a present-day timeline.
Aside to the OAV, two manga sequels were released in Dengeki Hobby Magazine.
| Writing | Yosuke Kuroda | Story |
| Visual Effects | Kaichiro Terada | Character Designer |
| Visual Effects | Kunio Okawara | Mechanical Designer |
| Visual Effects | Atsushi Shigeta | Mechanical Designer |
| Visual Effects | Kanetake Ebikawa | Mechanical Designer |
| Visual Effects | Junichi Akutsu | Mechanical Designer |
| Writing | Yoshiyuki Tomino | Original Concept |
| Writing | Yosuke Kuroda | Screenplay |
| Visual Effects | Kumi Ishii | Animation Director |
| Visual Effects | Atsushi Shigeta | Animation Director |
| Visual Effects | Terada Kaichirou | Animation Director |
| Visual Effects | Sasaki Kentarou | CG Animator |
| Production | Umezaki Atsushi | Production Manager |
| Production | Yoshino Kazuko | Assistant Production Manager |
| Production | Takahashi Ken`ichirou | Assistant Production Manager |
| Production | Ikegami Souta | Assistant Production Manager |
| Production | Noriko Hashimoto | Assistant Production Manager |
| Production | Nakaji Ryousuke | Associate Producer |
| Sound | Mutsuhiro Nishimura | Sound Effects |
| Editing | Yukiko Nojiri | Editor |
| Art | Jirou Kouno | Art Direction |
| Visual Effects | Takako Suzuki | Color Designer |
| Camera | Hidekatsu Ooishi | Director of Photography |
| Production | Matsumura Keiichi | Producer |
| Production | Kuwazono Hiroko | Producer |
| Crew | Yosuke Kuroda | Script |
| Sound | Sadayoshi Fujino | Sound Director |
| Crew | Mutsuko Shibata | Special Effects |
| Crew | Q-tec | Film Processor |
| Crew | Ikemoto Chiharu | Film Processor |
| Crew | Fukazawa Mitsuna | Film Processor |
| Crew | Norihisa Oki | Public Relations |
| Crew | Yamamoto Yoshihide | Public Relations |
| Production | Bandai Hobby Jigyoubu | Production Assistant |
| Editing | Fukazawa Mitsuna | Editor |
| Editing | Ikemoto Chiharu | Editor |
| Editing | Q-tec | Editor |
| Art | Image Room Jirou | Background Designer |
| Art | Kunio Kaneshima | Background Designer |
| Art | Kouno Akihiko | Background Designer |
| Art | Sho Ogata | Background Designer |
| Art | Akira Okamoto | Background Designer |
| Art | Ooyama Satoshi | Background Designer |
| Art | Fumiko Takahashi | Background Designer |
| Art | Emi Toya | Background Designer |
| Art | Toya Masaru | Background Designer |
| Production | Yuko Kuwazono | Producer |
| Crew | Katsu Oshiki | Cinematography |
| Visual Effects | Takuya Suzuki | Key Animation |
| Visual Effects | Atsushi Shigeta | Key Animation |
| Sound | KAmiYU | Theme Song Performance |
| Writing | Aki Hata | Lyricist |
| Visual Effects | Masakazu Kawazoe | Key Animation |
| Visual Effects | Keiichiro Honjo | Key Animation |
| Visual Effects | Ken Ootsuka | Key Animation |
| Visual Effects | Atsushi Shigeta | Character Designer |
| Directing | Ko Matsuo | Series Director |
