Our Mission, Vision and Values Our Strategic Plan Our Leadership Our Commissioners News Events Calendar Financial Reports Careers Do Business with Us Contact Us Chelan County PUD Current App Our Cafes Imagine 2075 Related Pages Park Shelter Reservations Reserve Auditorium Contact Us Home / About Us / Events Calendar / Events Calendar If you’re having trouble viewing this calendar, click to view a list of our events. Helion Open House Dates: 08 – 08 May, 2025 Address: Wenatchee Valley Chamber Visitor Center and Tasting Room, 137 North Wenatchee Avenue, Suite 101, Wenatchee, Wa.