DK Mercer Design is a full service, multi-disciplinary practice specializing in modern residential design and strategic commercial renovations. Based in Mercer County, NJ, we deliver principal-led expertise for expanding families, local businesses, and developer collaborations across greater NJ and PA.

We bridge the gap between visionary design and technical execution, expertly navigating complex zoning and permitting landscapes. From growth additions to bespoke ground-up homes, we provide beautiful, healthy, durable, and value-driven solutions that elevate and enrich the way we live and work.