Add & Subract Design is a full-service interior design firm based in Greenwood, South Carolina, specializing in residential spaces that feel effortlessly beautiful and uniquely yours. Blending modern and traditional elements, we create interiors that are clean, fresh, and comfortably livable. From concept to completion, our team manages every detail with creativity and precision.

Available Services

What We Stand For

Trusted Expertise
Led by Sam Gadd, our design team has decades of expertise. Each member's unique perspective is perfectly paired with your vision. We bring dreams homes to life thought careful curated details.

Tailored Design Process
Every detail, from choosing finishes to final installations, is handled with precision by our team. We let you decide how involved you want to be, making the entire process smooth and personalized.

Design with Purpose
At Add & Subtract Design, our signature aesthetic transcends fleeting trends- favoring a style that is both refreshingly modern and timelessly classic. Each space is thoughtfully curated to reflect the client's individual lifestyle, priorities, and sense of home.