New Construction It is our mission to take the worry out of building your dream home. Building a new home is going to be one of the most rewarding experiences of your lifetime, and we're excited that you're considering KM Custom Builders, Inc. to be your home builder of choice. We take pride in. KM Custom Builders, Inc. is a family owned and operated general contracting company located in Santa Barbara, Ca. We are committed to building the highest-quality homes. We have over 30 years of home building and remodeling experience including Spanish Style, Contemporary, Craftsman and Victorian.