« All Events This event has passed. Office Closed | Columbus Day October 9, 2023 @ 8:00 am - 5:00 pm « BSED October Executive Committee Meeting Annual Meeting 2023 » The Big Sky Economic Development offices will be closed today in observance of Columbus Day. Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: October 9, 2023 Time: 8:00 am - 5:00 pm