The Earthbuilders' Guild

IS Architecture is a highly qualified award-winning firm dedicated to creating extraordinary
homes and preserving our architectural heritage. Led by Architect Ione R. Stiegler, FAIA, our
firm specializes in custom residential design with a unique expertise in historic restoration and
the adaptive re-use of rare buildings. Our work encompasses all aspects of design, including
aesthetics, building codes, and agency review, with solutions for technical, structural, and
coastal challenges.