05 // CHARTERED ARCHITECTURAL PRACTICE · EST. ZURICH & KYOTO
Four Principals. Four Commissions Per Year. 100-Year Material Permanence.
We reject speculative trend cycles in favor of quarry-selected travertine, heartwood timber tectonics, passive geothermal envelopes, and direct founding-partner authorship.
Inquire With Our Partners →
ETH Zurich Dipl. Arch · Ex-Zumthor Atelier
Soren Halvorsen, RIBA / SIA
Founding Principal · Masterplanning & Tectonics
Leads site feasibility, structural stone massing, and alpine/coastal masterplans. 22 years authoring private residences across Switzerland, Scandinavia, and California.
Harvard GSD M.Arch · NY & CA Registered Architect
Clara Conti-Vane, AIA
Managing Partner · Interior Architecture & Materiality
Directs interior spatial choreography, Italian quarry stone selection, custom bronze hardware, and museum-grade art collection lighting.
Tokyo University of the Arts · First-Class Kenchikushi
Kenjiro Sato, JIA
Partner · Timber Joinery & Sanctuary Hospitality
Leads Kyoto studio, bespoke hinoki/cedar joinery systems, acoustic dining & spa pavilions, and landscape threshold integration.
AA School of Architecture London · Certified Passive House
Margaux Delacroix, ARB
Director of Technical Delivery & Passive Envelopes
Oversees RIBA Stages 4–6 technical detailing, Minergie-P / Net-Zero geothermal engineering, quantity surveyor tender control, and on-site execution.
ATELIER HAVEN
RIBA, AIA & SIA chartered architectural practice crafting monolithic stone, timber, and net-zero private sanctuaries across Zurich, Los Angeles, and Kyoto.
© 2026 ATELIER HAVEN ARCHITECTURE & INTERIORS · RIBA / AIA / SIA CHARTERED PRACTICE
ZURICH · LOS ANGELES · KYOTO · 4 COMMISSIONS / YEAR