Iowa City Loan Officer: Curt Schamberger at GreenState Credit Union. Specializing in conventional mortgages, Curt provides expert guidance to Iowa homebuyers navigating the mortgage process. He leverages his in-depth knowledge of conventional financing to secure the best possible outcomes for his clients. Serving Iowa City and surrounding areas. Available Monday-Friday, 9 AM to 5 PM. Contact Curt for personalized mortgage solutions.