Laura Büchi BSc MSc

Architectural Assistant

Laura is part of the houses and interiors team and is currently working on new-build and refurbishment residential projects in London. Previously, Laura completed her diploma at ETH Zürich with Prof. Adam Caruso. Her master's thesis focused on collective housing as a way of living more sustainably. 

Sophie Campbell BA (Hons) DipArch ARB


Sophie is an architect and part of the houses and interiors team. Sophie is currently working on a residential refurbishment project in North London and an exhibition for the Royal Academy. Prior to joining the Studio, Sophie spent 6 years at Gundry and Ducker working as project architect on a broad range of residential projects across the UK. In her spare time she likes to go hill walking with her Boston terrier.

Ayse Canci BA MArch

Architectural Assistant

Ayse is part of the research and development team and is currently working on various competitions. She graduated from TU Darmstadt before completing her Master’s degree at the Accademia di Architettura in Mendrisio with distinction, where she studied under Valerio Olgiati and Kersten Geers. Her thesis project explored the phenomenon of planned obsolescence while representing the power and limits of architecture as a language. She enjoys cooking and practicing yoga.

Lesley Cheung BSc (Hons)

Architectural Assistant

Lesley is a Part 1 Architectural Assistant and part of the masterplanning and development team, currently working on the Birmingham Smithfield Market. She has recently graduated from the University of Bath with a First-Class Honours, with an Erasmus exchange year at the Technische Universität München. Outside of architecture, Lesley enjoys visiting art galleries and looking after her growing plant collection. 

Jennifer Dyne BSc (Hons) MArch PGDipArch ARB RIBA


Jennifer is an associate and leads the houses and interiors team, with projects in London and Europe; she recently completedRed House. Jennifer has also lead arts projects in the studio, including our shortlisted competition entry for theNational Gallery. Jennifer champions excellence in the studio, leading the design working group. She won the Ambrose Poynter Prize for her thesis on bunkers and has a continued interest in the history of domestic architecture. Jennifer loves exploring new landscapes and renovating her own historic house.

Francis Henderson MA Dip Arch (Cantab) MBA RIBA MAPM

Director of Business & Operations

Francis joined the practice in 2020 as a director and leads on all business and operational matters. Francis is a qualified architect and project manager with a Masters in Business Administration and over twenty years of international creative business leadership experience. Prior to joining the studio, he held senior roles at Populous, Heatherwick Studio and Publica.

James Houston BA (Hons) MPhil ARB


James is an architect and is currently working on Birmingham Smithfield markets. James completed his Masters in Architecture and Urban Design at the University of Cambridge in 2016 where his thesis explored the relationship between identity and the urban fabric in contested cities. Prior to joining the studio, he was a project architect at Citizens Design Bureau working on Theatre and Community projects. In his spare time he enjoys taking photographs and making music.

David Kohn MA DipArch (Cantab) ARB RIBA FRSA

Founding Director

David founded the practice in 2007 and has over 20 years multi-disciplinary team leadership experience and sets the design direction of all projects. He is particularly interested in collaboration, having worked with artists Rosalind Nashashibi, Fiona Banner, Simon Fujiwara and Pablo Bronstein. David is a committed educator and lectures internationally on architecture and design. He is currently a lecturer at the Architectural Association.

Rebecca Liebermann BA DipArch ARB

Architectural Assistant

Rebecca joined the studio as part of the houses and interiors team and is currently working on a residential refurbishment project in North London. She studied at Sheffield School of Architecture and at Aarhus Arkitektskolen. Prior to joining the studio, Rebecca worked on several cultural projects at Haworth Tompkins Architects as well as Berlin-based exhibition design studio Duncan McCauley. In her spare time she enjoys working on small furniture and lighting design projects.

George Mathers BSc (Hons) PDip ARB


George is an Architect and working on the design for Birmingham Smithfield Market. He studied at Queen’s University Belfast and London Metropolitan University, where he won the prize for Best Integrated Design Study. Prior to joining the studio, he worked at Maccreanor Lavington Architects for 3 years and gained experience designing housing in a range of stages and typologies. When he can, George enjoys wild camping and hill walking.

Alessandro Milani BArch DipArch ARB

Senior Architect

Alessandro is a senior architect and leads the studio’s masterplanning and development team. Current projects include Birmingham Smithfield Market and the Greenwich Design District. Alessandro also leads the studio’s research into systems from AI to digital twin. Prior to joining the studio, Alessandro worked for 10 years at David Chipperfield Architects in both London and Shanghai, leading a diverse range of project typologies through different RIBA works stages. He has a passion for motorbikes.

Markus Nurkkala BA (Hons) DipArch ARB

Senior Architect

Markus is a senior architect and leads the education team. He is the project architect for the new quadrangle for New College, Oxford as well as co-leading Birmingham Smithfield Market.He also leads the sustainability working group.Prior to joining the studio, Markus was an associate at Eric Parry Architects. He worked initially on the first building in Birmingham’s Paradise masterplan, One Chamberlain Square, next to the city's Town Hall. He later worked on the Salisbury Square Development for the City of London Corporation, that includes a new 18 courtroom legalbuilding for Her Majesty's Courts and Tribunal Service. He is a keen cyclist.

Paul O'Brien BSc Arch BArch ARB RIAI

Senior Architect

Paul is a senior architect and leads the arts team at the practice. He is currently working on a new private gallery and an exhibition design. Paul gained experience working at Turner Works, DSDHA and Grafton Architects and completed his studies at University College Dublin and KTH Stockholm and Paul is an RCA practice mentor and a visiting critic at a number of architecture schools. He likes to spend his free time on runs with his dog or traveling.

Claire Perrier BA (Hons) MA

Studio and Bid Coordinator

Claire has held various roles within contemporary and performing arts in the last 10 years; from gallery management, communications, arts consultancy, and exhibition production. She has work for public and non-for-profit institutions, galleries, advisories, and private collections in France, Spain and the UK. Claire is our studio and new business coordinator, she leads the culture working group. She enjoys contemporary dance and collects arts and interior gems, from drawings and photography to mid-century furniture.

Tarn Philipp BA MArch


Tarn joined the studio in 2016 and has worked across various projects since, including New College Oxford, the Greenwich Design District and Hasselt Beguinage. He is currently Project Architect for a three-storey residential roof extension in central London, a University Project in Belgium and overseeing completion of a new office building in Greenwich. Outside the office, Tarn has undertaken extensive research on Ethiopian Rock-hewn Churches. He is recipient of the Adam Architecture Travel Scholarship, Venice Biennale Research Fellowship and AJ Small Projects: Sustainable Project Award (2020).

Grace Quah BA (Hons) March ARB


Grace is an Architect and is currently working on Birmingham Smithfield Markets. She has experience working on residential projects including co-living and private houses. She has led technical workshops and has been a guest critic at the Bartlett School of Architecture, UCL. She is currently a Visiting Tutor in architectural design at Birmingham City University. Grace has played guitar since the age of 11 and is part of a weekly guitar ensemble.

Shreya Sarin BSc (Hons)

Architectural Assistant

Shreya is a Part 1 Architectural Assistant and part of the masterplanning and development team, currently working on the Birmingham Smithfield Market. She joined the studio after completing her undergraduate degree from the University of Bath. During her studies, Shreya successfully completed the Passivhaus certification course and carried out research into alternative low-carbon building materials. Her spare time is spent at pottery workshops and classical dance shows.

Harry Thaxter BA (Hons) MArch

Architectural Assistant

Harry is a Part 2 Architectural Assistant and part of the masterplanning and development team. He is currently working on the Birmingham Smithfield Market. Prior to this, Harry completed his diploma at London Metropolitan University where his thesis project explored adaptive reuse in London’s Spitalfields and Brick Lane. Harry enjoys running, cycling and playing rubgy.

Janis Vilcins BSc March PGDip ARB


Janis is an architect and is part of the studio’s education team. He is currently working on the New College Gradel Quadrangles project in Oxford and contributes to the studio’s research into sustainable architecture. Janis graduated from Scott Sutherland School of Architecture in 2016, and his MArch thesis project was nominated for several awards including RIBA Silver Medal as well as published in AJ and Blueprint. Janis is passionate about photography and cycling.