Interior Design Firm Since 2001. Featured in LUXE Magazine, GRAY, PORTRAIT OF PORTLAND, STREET OF DREAMS, and more. This group of top Portland designers has its offices in a repurposed industrial space in Portland's Pearl District. Maison Inc. is known as both an innovative design firm and a defender of the classic influences of European and Asian design. Joelle C. Nesen, Owner and Principal Designer. See a full portfolio of our work at www.maisoninc.com