Dr. Jan Kattein studied architecture at the Bartlett where he was awarded a diploma with distinction and an MArch with commendation. His PhD thesis The Architecture Chronicle: Diary of an Architectural Practice was supervised by Prof. Jonathan Hill and Dr. Penelope Haralambidou. The thesis was short-listed for a RIBA Research Award. Before setting up on his own he worked for Jestico & Whiles and Peter Barber Architects where he was in charge of several award-winning housing projects including the Tanner Street Urban Renewal Project in the Thames Gateway and the competition winning entry for the Innovation in Housing Competition run by the Architecture Foundation and Circle 33. The project received a Housing Design Award, an RIBA Award and an AIA Award. While practising Jan Kattein has always maintained a close link to the university. He is unit master of design unit 3 at The Bartlett and external examiner at the University for the Creative Arts. He is regularly invited as a guest critique and lecturer.

Chrysanthe Staikopoulou studied at South Bank University, The Bartlett and the Royal College of Art. She has worked at Ant Architecture and East Architects where she was involved in writing the Transport for London Streetscape Guidance and ran public realm projects in the Thames Gateway.

Anna Mill studied architecture at the Bartlett, during which time she became Oxford University paper aeroplane champion, despite not attending that university, and went on to become UK champion 2008. She worked at conservation practice Peter Inskip and Peter Jenkins Architects before moving to Mumbai to work on world heritage sites such as the 2BC Ajanta Caves for Abha Narain Lambah Associates. She joined Jan Kattein Architects after returning to London, and won second place in the Observer Graphic Short Story Prize 2010 for her drawings.

Negin Moghaddam studied architecture at the Bartlett where she was awarded a KPF bursary for outstanding design work. She has worked on a number of award-winning housing projects at Peter Barber Architects.

Anthony Staples studied architecture at the Bartlett. He was awarded a Merit in his MArch Thesis, exploring the opportunity presented by climate change to diversify local communities, generate new economies and transform our inhabited landscape. Tony has worked with JKA since 2009. Prior to joining the practice he worked for Svendborg Architects in Copenhagen and Metaphor in London, where he was responsible for the design and build of specialist exhibitions at the Victoria & Albert Museum and part of the design team for the Stirling Prize nominated Ashmolean Museum, Oxford.

Madiha Ahmad is studying architecture at the Bartlett. Her student work has been driven by experimentation and testing of innovative organic construction materials. She has worked on numerous projects for graphic designer Nazima Ahmad before joining Jan Kattein Architects.