Interior Design Studio | San Francisco Bay Area

Beautifully personal
Effortlessly guided

European sensibility meets California living, with the construction expertise and personal guidance to bring your vision to life—from the first idea to the final detail.

Geraldine Surkyn standing at a kitchen island in a bright kitchen with warm oak cabinetry, open shelving and a marble backsplash

We believe interiors should feel considered rather than decorated — spaces shaped by light, material, and the quiet rhythms of everyday life

Good design is not additive — it is the discipline of removing what doesn't serve, until only what matters remains. We work in restraint, proportion, and honest materials, letting each room reveal itself slowly, the way a well-considered life does.

The GSID Method

Every project follows the same philosophy.

01
UNDERSTAND

We begin with your family, your routines, and the life you want your home to support.

Wooden table with a ceramic bowl and an olive branch by a sunlit window
02
OBSERVE

We study the architecture, the light, the circulation, and the opportunities within your space.

Arched plaster doorway with soft daylight on a stone floor
03
REIMAGINE

We rethink layouts, improve flow, and uncover possibilities you may not have imagined.

Architectural floor plans with a pencil, wood and fabric samples
04
REFINE

Materials, cabinetry, lighting, furnishings, and every detail come together into one cohesive vision.

Material samples of travertine, walnut and a brass cabinet knob
05
GUIDE

We coordinate the many moving pieces, solve problems as they arise, and keep the project moving forward with clarity and confidence.

White hard hat with the GSID logo on construction drawings with a tape measure
06
BELONG

The project isn’t complete when the furniture arrives. It’s complete when your home feels like home.

Linen sofa with a rust cushion and an olive branch in warm afternoon light

Originally from Brussels, Belgium, Geraldine Surkyn brings a European sensibility to California living—combining refined aesthetics, thoughtful functionality, and a deep understanding of how spaces shape everyday life.

Originally from Brussels, Belgium, Geraldine Surkyn brings a European sensibility to California living—combining refined aesthetics, thoughtful functionality, and a deep understanding of how spaces shape everyday life.

Read Geraldine’s story →

Read Geraldine’s story →

Let's begin a considered space, together

Get in Touch