• Seattle

Matt J. Scott

A. Luthra

• British Columbia, Canada

Julien Lakeman

• Gliwice, Poland

Teodor Adamczyk

• İstanbul, Türkiye

Mustafa Coşar

Gianluca Gallota

Rangsan Shinawatra

Coşkun Erdi

• Christchurch, New Zealand

Robert Storman

Marc Guitar

• Kuala Lumpur, Malaysia

Yi Wei

• Zagreb, Croatia

Bogdan A. Dašić

• İstanbul

Erdem Mertoğlu

• İzmir, Turkey

Atila Dalan

• USA

Roberto Calvi

• Pakistan

Engr Arif khan

• Essen, Nordrhein-Westfalen, Germany

Lutz Genscher

Ari G.J. van der Dijk

Dirk's Tunnel Exchange

Ercan Başar