Valvoline Instant Oil ChangeSchwab PROJECT DETAILS This 3,647 new construction project was completed in 5 months by Karkela. LOCATION Winona, MN DESIGNER Pugh & Hill CONTRACTOR Karkela Construction PROJECT CATEGORY Commercial Request Quote Related Projects Minnesota Masterpiece Hall Winona Golf and Dining & Visions Event Center Shoppes on Second Rogan’s Shoes Radisson Hotel Minnesota Marine Art Museum Merchant’s Bank Medifast Main Square Home Federal Bank Holiday Inn Express France 44 Wine & Spirits Evans Nordby Funeral Homes Autosource