A symposium, conference or trade fair participation costs roughly €200 to €300+ per person ex. VAT for 250 to 500 guests. For 500 to 1,000 guests, expect roughly €175 to €275+ per person. For 1,000 to 2,000 guests, roughly €150 to €250+ per person. All amounts excluding VAT, including venue, catering, entertainment and production.