×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.
Name Credential Location Awarded Organization
Gregg Marshall Drupal 7 Grandmaster Aurora, Colorado, United States Vendor-Tech Inc.
Gregg Marshall Drupal 8 Grandmaster Aurora, Colorado, United States Vendor-Tech Inc.
Grzegorz Pietrzak Drupal 8 Grandmaster Kielce, Swietokrzyskie, Poland Droptica
Gulab Bisht Drupal 7 Grandmaster New Delhi, Delhi, India Acquia
Gurwinder Antal Drupal 8 Grandmaster Denver, Colorado, United States Elevated Third
Harshil Maradiya Drupal 7 Grandmaster Mumbai, Maharashtra, India Tata Consultancy services
Hendrik Bertus Steenbergen Drupal 8 Grandmaster Assen, Drenthe, Netherlands Dictu
Howard Ablat Drupal 8 Grandmaster Frederick, Maryland, United States Accenture Federal Services
Huawei Chen Drupal 8 Grandmaster St Lucia, Queensland, Australia XVT Solutions
Hung Tran Van Drupal 8 Grandmaster Springvalue, Victoria, Australia Deloitte Digital
Hussain Alhaddad Drupal 7 Grandmaster Riyadh, Ar Riyāḑ, Saudi Arabia SharedTech
Hussain Abbas Drupal 7 Grandmaster Bangalore, Karnataka, India Axelerant
Ian Rose Drupal 7 Grandmaster Aloha, Oregon, United States Acquia
Ievgen Chechel Drupal 8 Grandmaster Sunny Isles Beach, Florida, United States FFW
Imre Horján Drupal 8 Grandmaster Budapest, Budapest, Hungary JWT Budapest Kft.
Irene Breiner Drupal 8 Grandmaster Berlin, Berlin, Germany Aperto GmbH
Ireto Okorodudu Drupal 8 Grandmaster London, England, United Kingdom Retonics
Jakub Samulski Drupal 8 Grandmaster Gdynia, Pomorskie, Poland Droptica
James Glasgow Drupal 7 Grandmaster Nampa, Idaho, United States Eye Street Solutions
Jan Zavrl Drupal 8 Grandmaster Ljubljana, Ljubljana, Slovenia NDP
Jari Nousiainen Drupal 8 Grandmaster Helsinki, Uusimaa, Finland Siili Solutions Oyj
Jason Want Drupal 8 Grandmaster New Orleans, Louisiana, United States Nerdery
Jason Enter Drupal 7 Grandmaster Auburn, Georgia, United States Acquia
Jay Matwichuk (Friendly) Drupal 7 Grandmaster Yokohama, Kanagawa, Japan Jaypan
Jeff Landfried Drupal 7 Grandmaster Northampton, Massachusetts, United States Last Call Media
Jeff Geerling Drupal 7 Grandmaster Saint Louis, Missouri, United States Midwestern Mac, LLC
Jeff Geerling Drupal 8 Grandmaster Saint Louis, Missouri, United States Midwestern Mac, LLC
Jeff Beeman Drupal 7 Grandmaster Chandler, Arizona, United States Acquia, Inc
Jens Beltofte Drupal 8 Grandmaster Copenhagen OE, Capital, Denmark FFW
Jeremy Duffy Drupal 8 Grandmaster Medford, Massachusetts, United States Boston Interactive
Jeroen Tubex Drupal 8 Grandmaster Olen, Antwerpen, Belgium Intracto
Jesus Sanchez Balsera Drupal 8 Grandmaster Cordoba, Córdoba, Spain Cocomore
Jigar Mehta Drupal 8 Grandmaster Montréal, Quebec, Canada -
Jim Applebee Drupal 7 Grandmaster Oviedo, Florida, United States Drupalbee
Joann Melnik Drupal 7 Grandmaster West Babylon, New York, United States North Shore LIJ
Jody Hamilton Drupal 7 Grandmaster Philadelphia, Pennsylvania, United States Zivtech
Joe Kersey Drupal 7 Grandmaster Halstead, Essex, United Kingdom Zoocha Ltd
Joe Kersey Drupal 8 Grandmaster Halstead, Essex, United Kingdom Zoocha Ltd
Joe Haskins Drupal 8 Grandmaster Detroit, Michigan, United States Leidos
John Graham Drupal 7 Grandmaster Indianapolis, Indiana, United States Acquia
John Berube Drupal 8 Grandmaster Chicago, Illinois, United States The Nerdery
John Money Drupal 8 Grandmaster Burlington, Massachusetts, United States Acquia
John Ennew Drupal 7 Grandmaster Canterbury, Kent, United Kingdom Deeson Online
John Takousis Drupal 7 Grandmaster Reading, Berkshire, United Kingdom Acquia
John Ross Castano Drupal 7 Grandmaster Iloilo City, Iloilo, Philippines Promet Source
Jonathan Cowher Drupal 8 Grandmaster Boston, Massachusetts, United States Boston Interactive
Jonathan Eom Drupal 8 Grandmaster Parkville, Maryland, United States Unleashed Technologies
Jonathan Franks Drupal 7 Grandmaster Buffalo Grove, Illinois, United States Breakthrough Technologies
Jose Luis Bellido Rojas Drupal 8 Grandmaster Sevilla, Sevilla, Spain Cocomore AG
Jose Mario Moreira de Oliveira Drupal 7 Grandmaster Toronto, Ontario, Canada Acquia