Daniel Halder

Daniel Halder is the owner of Optiker Zwicker, a long-standing optical business in Zurich. He has been vocal about the negative effects of the city's decision to relocate the flea market on local commerce. Alongside his colleague Michael Hahnloser, he conducted surveys among local business owners to document the financial impact of the market's relocation, advocating for more consideration of the needs of businesses during city planning processes.