Castle Team Members Mark Benzell, Troy Sinykin, and owner Loren Schirber will be volunteering at the Minnesota GreenStar booth in the Eco Experience. If you are at the fair we encourage you to check out the Eco Experience find out more about MN GreenStar certification for your remodeling project and say hi. Team Member Mark Benzell recently finishedCastle’s second MN GreenStar certified remodeling project.