About

Established in 1924, Marc t. Nielsen Interiors is a full-service interior design firm based in Valparaiso, Indiana, serving clients throughout Northwest Indiana and the surrounding regions. For more than a century, our work has evolved with an appreciation for antiques, craftsmanship, high-quality furnishings, and materials. We approach each project individually, creating interiors that are thoughtful, comfortable, functional, and enduring. 

Our services include full-service interior design, space planning and floor plans, color and finish consultation, furnishings and accessories, and design analysis and project feasibility studies. From a single room to a comprehensive residential project, we work closely with our clients to develop spaces that feed their souls. The result is a space that is functional, nurturing, refined, and built to last

With deep roots in Northwest Indiana and generations of experience in the design industry, our team can manage every phase of the process or provide focused support where it’s needed most, bringing you clarity, direction, and cohesion. Marc t. Nielsen Interiors brings a distinctive combination of knowledge, creativity, and personalized service to every project.