Potsdam • Berlin • Germany

16-18 October 2026

Our Speakers

Our speakers page showcases the first confirmed voices of this year’s program. More speakers will be announced soon, and you can stay up to date by following our newsletter and social media channels.

If you’re interested in becoming a speaker yourself, you’ll find all details and the application process on our dedicated speaker information page.

Laura Gordon

Laura Gordon

JUG (Joomla User Group) Team, JDAYUSA Coordinator

United States

Brian Teeman

Brian Teeman

Joomla and OSM Co-founder

Leeds, UK

Mario Fraune

Mario Fraune

Austria, Vienna

Sigrid Gramlinger

Sigrid Gramlinger

Production Department Coordinator & JWC Organization Team

Austria

Maarten Blokdijk

Maarten Blokdijk

Speaker on events, organiser of JUG events

Hellevoetsluis, Netherlands

Rachel Walraven

Rachel Walraven

Teammember CMS Release Team

The Netherlands

René Kreijveld

René Kreijveld

Developer and Joomla enthusiast

The Netherlands

Yannick Gaultier

Yannick Gaultier

JoomlaDay FR organizing and video team

France

Martin Kopp

Martin Kopp

Release Manager 6.2 - Team Lead Bug Squad

Switzerland

Philip Walton

Philip Walton

Release Manager 6.0

Gravesend in Kent, England

Nadja Lamisch

Nadja Lamisch

Teamlead Social Media, JWC Organization Team

Germany

Harald Leithner

Harald Leithner

Release Manager 6.2, Security Team, JWC Organization Team

Austria

David Jardin

David Jardin

Team Leader Security Strike Team

Germany

Viviana Menzel

Viviana Menzel

Team Leader Accessibilty & Usability

Germany

Benjamin Trenkle

Benjamin Trenkle

Team Leader CMS Maintenance Team

Germany

Marc Dechèvre

Marc Dechèvre

Author of numerous presentations about Joomla

Belgium