Architects | Interior Designers

WHO WE ARE

ARCHITECTS | INTERIOR DESIGNERS

S+A is one of Southeast Asia's most established architecture and interior design practices — founded in Bangkok in 1963 and still led by its principals today.
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Since1963

WHEN DID WE START

SINCE 1963

S+A is humbly the oldest architectural firm in Thailand. The company was established in 1963 by prominent architect and academic M.L. Santhaya Israsena, who gave the company his name as well as his long-term vision.
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Designs that inspire

WHAT DO WE DO

DESIGNS THAT INSPIRE

We design hotels, resorts, and branded residences from the ground up — managing architecture and interior design as a unified scope.
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Tailored Approach

HOW WE WORK

TAILORED APPROACH

Every S+A project begins with a single question: what makes this place, this client, and this guest experience genuinely distinct? We resist the temptation of formula or the pursue of any style.
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S+A Clients

OUR CLIENTS

Over the years, leading local and international organizations have entrusted S+A to carry out their projects to successful completion, many of whom repeatedly.
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WHERE WE OPERATE