Founded2011 OfficesZürich · London Practice14 architects AwardsMies van der Rohe shortlist, 2024

Buildings that earn
the ground they stand on.

Voss & Hallam is a small architecture practice. We work slowly, on a small number of buildings at one time — residential, civic, and cultural. We're interested in mass, material, and the question of what should be left alone.

Selected Work → Begin A Project
Project — 042Haus an der Sihl LocationZürich, CH Completed2025 PhotographyAriane Diestel
№01— Selected Work

A short list of buildings, completed and ongoing.

Fourteen years, forty-three completed projects. Below, the twelve we return to most often. Full portfolio available on request.
№042 · Featured
Haus an der Sihl
Residential · Zürich · 2025
№039
Konstanz Cultural Centre
Public · 2024
/041
Casa BergaSingle-family residence
Residential
Maloja, CH
2025
→
/040
King's Cross StudiosAdaptive reuse — 12 ateliers
Commercial
London, UK
2024
→
/038
Bregenz ChapelMountain chapel, 60 seats
Civic
Bregenz, AT
2024
→
/037
Apartment Forest HillListed Victorian conversion
Interior
London, UK
2023
→
/035
Falke VineyardWinemaking facility + cellar
Commercial
Wallis, CH
2023
→
/034
House № 4 — EngadinHoliday house, larch + concrete
Residential
Engadin, CH
2022
→
14+
Years in practice
43
Buildings completed
9
Awards received
2
Offices
№02— Practice

Four areas
of practice.

Each project begins with a written brief and a site visit. We take on between four and six commissions a year.
/ 01

Residential

Single-family houses, holiday houses, and listed conversions. The longest commitments we make.

  • Concept
  • Planning
  • Construction
  • Furniture
/ 02

Civic & Cultural

Chapels, libraries, cultural centres, and modest civic buildings. Won three open competitions.

  • Competitions
  • Public realm
  • Civic projects
/ 03

Commercial

Workplaces, hospitality, and adaptive reuse — particularly listed and industrial buildings.

  • Hospitality
  • Workplace
  • Adaptive reuse
/ 04

Interior

Standalone interior commissions, often for previous residential clients moving rooms or homes.

  • Apartments
  • Restaurants
  • Object design
№03— Studio

A practice
of fourteen.

Founded by Karin Voss and Edward Hallam in 2011. Karin leads the Zürich office; Edward leads London. We work in close, deliberate teams.
Karin Voss
Founding Partner · Zürich
Edward Hallam
Founding Partner · London
Léa Tessier
Senior Associate
Marko Petrović
Senior Associate
— Featured in The Architectural Review Domus El Croquis Wallpaper* Dezeen Frame
№04— Begin A Project

A conversation
first.

We respond personally to every inquiry within five working days. Please tell us about the site, the brief, and the timeline as best you can.

Zürich Office
Bäckerstrasse 52
8004 Zürich
London Office
14 Boundary Street
London E2 7JE
Correspondence
studio@voss-hallam.com