ISM/ Interior Design

Interior designer Cascais ISM/ Interior Design creates tailored architecture and interior spaces shaped around each client’s identity and needs. Based on Avenida Sabóia in Monte Estoril, the studio approaches each project with attention to comfort, functionality and the way spaces are lived in.

Its personalised services range from focused interventions, including the selection of materials, furniture and decoration, to complete renovation and rehabilitation projects. ISM/ also includes construction follow-up, helping coordinate the process from concept through to execution.

The multidisciplinary team of architects and designers works across homes, offices, commercial spaces, clinics and hotels. Founder and creative director Isabel Souza-Mattos leads the studio’s design vision, while project manager José Maria Bertão coordinates works, suppliers and on-site teams.

Whether refining a single area or planning a wider transformation, ISM/ offers interior design, construction and interior design, and consultancy services for clients seeking a considered, individual response to their space.