since 1997 – member of numerous expert commissions for ministries, agencies, NGOs, and various national and international organizations.
since 2007 – GoWild – Zoo & Wildlife Consulting Services Intl.
since 1994 – trainer & instructor for animal keepers
since 2000 – court-appointed expert for zoology, animal husbandry, zoo animals, and wildlife
since 2005 – chairman of the examination board for the animal keepers
since 2014 – member of the Advisory Panel of the Live Animals & Perishables Board (LAPB) of the International Air Transport Association (IATA) representing the World Association of Zoos and Aquariums (WAZA)