×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 162
Drupal 8 Grandmaster 338
Drupal 8 Grandmaster (Japanese) 9
Drupal 9 Grandmaster 22
Name Credential Location Awarded Organization
Leolando Tan Drupal 8 Grandmaster Cebu City, Cebu, Philippines Promet Source