Our custom homes, our company and our reputation are built on quality, integrity and honesty. Whether it’s a custom home build or renovation, Joe Vanderzalm brings over 30 years of experience and success to your project. Vanderzalm Construction Inc. is a custom home builder and renovation company built on a rich tradition of quality craftmanship that dates back to 1989. Joe Vanderzalm's commitment to innovative design and high-quality construction can be seen in renovated and custom-built homes throughout Niagara.