×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 163
Drupal 8 Grandmaster 355
Drupal 8 Grandmaster (Japanese) 9
Drupal 9 Grandmaster 58
Name Credential Location Awarded Organization
Alexander Johnston Drupal 7 Grandmaster Hertford, N/A, United Kingdom Zoocha Ltd
Alexander Johnston Drupal 8 Grandmaster Hertford, N/A, United Kingdom Zoocha Ltd
Alexander Johnston Drupal 9 Grandmaster Hertford, N/A, United Kingdom Zoocha Ltd
Constantin Dumitrescu Drupal 8 Grandmaster Hertford, Hertfordshire, United Kingdom Zoocha Ltd
Constantin Dumitrescu Drupal 9 Grandmaster Hertford, Hertfordshire, United Kingdom Zoocha Ltd
Constantin Dumitrescu Drupal 7 Grandmaster Hertford, Hertfordshire, United Kingdom Zoocha Ltd
Denise Spangler Drupal 7 Grandmaster Stockbridge, Hampshire, United Kingdom Zoocha Ltd
Emerson Jair Reis Oliveira da Silva Drupal 9 Grandmaster Balneário Camboriú, Santa Catarina, Brazil Zoocha Ltd
Emerson Jair Reis Oliveira da Silva Drupal 8 Grandmaster Balneário Camboriú, Santa Catarina, Brazil Zoocha Ltd
Joe Kersey Drupal 7 Grandmaster Halstead, Essex, United Kingdom Zoocha Ltd
Joe Kersey Drupal 8 Grandmaster Halstead, Essex, United Kingdom Zoocha Ltd
Kimberley Massey Drupal 7 Grandmaster Hertford Heath, Hertfordshire, United Kingdom Zoocha Ltd
Kimberley Massey Drupal 8 Grandmaster Hertford Heath, Hertfordshire, United Kingdom Zoocha Ltd
Lincoln Ho Drupal 8 Grandmaster Hertford, Hertfordshire, United Kingdom Zoocha Ltd.
Lincoln Ho Drupal 9 Grandmaster Hertford, Hertfordshire, United Kingdom Zoocha Ltd.
Owen Williams Drupal 7 Grandmaster Pontyclun, Rhondda, Cynon, Taff [Rhondda, Cynon,Taf], United Kingdom Zoocha Ltd
Paul Sebborn Drupal 7 Grandmaster Hertford, Hertfordshire, United Kingdom Zoocha Ltd
Reece Marsland Drupal 7 Grandmaster Raunds, Northamptonshire, United Kingdom Zoocha Ltd
Reece Marsland Drupal 8 Grandmaster Raunds, Northamptonshire, United Kingdom Zoocha Ltd
Santiago Martinez Gomez Drupal 7 Grandmaster Hertford, Hertfordshire, United Kingdom Zoocha Ltd