Vaasa Gas Exchange Vaasa City Hall Senaatinkatu 1, Vaasa, Finland Biogas Production Mar 21, 2019 - Mar 21, 2019 The Vaasa Gas Exchange (VGE) is the biggest networking event for the gas industry in the Nordics focusing on biogas and natural gas. Visit Vaisala's stand B16 to learn how to increase the profitability of your biogas production while keeping the operating expenses down. Locate 63.0950995, 21.6119939 Go to website