- www.hagenhoppe.com und www.hagenhoppe.photography
- https://www.instagram.com/hagen.photographer/
- https://www.facebook.com/hagenhoppephotographer
- mail@hagenhoppe.com
Dirk Möser
Michael Zink
Karl-Heinz Zapf
Donald Brossler
anfrage@brossler.com
Ingo Turnwald
ingo.turnwald@web.de
Any
kontakt@artofany.com
Stefan Marchhart
stefan.marchart@sbg.at