Home Improvement Contractor serving Walnut Creek, CA, and the Bay Area. When it comes to home improvement, there’s one contractor that rises above the rest. The team with Gim Builders is proud to provide a range of interior and exterior home improvement services for homeowners in Walnut Creek, CA, and the greater Bay Area. For the finest in remodeling, roofing, and more, contact the experienced team with Gim Builders. Our team brings over 2 decades of experience and counting to each and every job site. Give us a call if you’re ready to discuss new home improvement options. No matter what your home needs, we have the solutions you need. Contact us today to discuss any of the below services and more.