Vince Kueffner, Jon DiClementi, David Johnson, and Carolina Kelly make up the Kueffner Group at Guaranteed Rate. The home purchase process is about YOU! Our 50+ years of experience in real estate and mortgage lending is meant to serve you; not talk about us. As you enter into this large purchase transaction, allow us to provide you with hands-on, personalized service. Buying a home is about your needs and wants. We want to help you find the right loan option that meets YOUR goals. Check out what our past clients have to say about their experience working with us under the testimonial section.