×A Grandmaster is a Drupalist who has demonstrated advanced Drupal expertise by successfully achieving certification in the Acquia Certified Developer, Acquia Certified Back End Specialist and Acquia Certified Front End Specialist exams. Grandmaster credentials are awarded for both Drupal 7 and Drupal 8.
Grand Master Credential Count
Drupal 7 Grandmaster 161
Drupal 8 Grandmaster 293
Drupal 8 Grandmaster (Japanese) 7
Name Credential Location Awarded Organization
Kazuko Ooba Drupal 8 Grandmaster (Japanese) Yokohama-shi, Kanagawa, Japan None
Kishin Utsunomiya Drupal 8 Grandmaster (Japanese) Kusatsu-shi, Siga [Shiga], Japan Studio Umi
Koki Kubota Drupal 8 Grandmaster (Japanese) NishiTokyo, Tôkyô [Tokyo], Japan Studio Umi
Motoki Kobayashi Drupal 8 Grandmaster (Japanese) Yokohama, Kanagawa, Japan Studio Umi
Takafumi Murotani Drupal 8 Grandmaster (Japanese) Kobe, Hyôgo [Hyogo], Japan Kobe Digital Labo
Yoshikazu Aoyama Drupal 8 Grandmaster (Japanese) Sapporo, Hokkaidô [Hokkaido], Japan ANNAI Labs
Yutaro Ohno Drupal 8 Grandmaster (Japanese) Yasu-shi, Siga [Shiga], Japan Studio Umi