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Before co-founding SirTen Associates, Angel led a distinguished career working for world-leading firms such as Heatherwick Studio (2014-2024), Zaha Hadid Architects (2013) and BCho Architects (2010-2011). With over 16 years of industry experience, Angel has overseen award winning projects across the globe. In addition to Angel’s position as Design Director at SirTen Associates, Angel serves as a Course Tutor for the AA DRL MArch Programme at the Architectural Association. In 2023, Angel joined the Design Review Panel for the Borough of Islington, where they provide expert design advice on projects submitted for approval.
Tristan is an accomplished entrepreneur and founder of Tristan D Sirman Ltd, a London-based workplace consultancy. His company leads programs that integrate modern working practices, including designing and constructing offices, warehouses, and workplace environments. Notable projects include the award-winning Auckland Architecture head office for ATEED (2019) and award winning workplace program and London HQ for Lewis Silkin LLP. Beyond workplace consultancy and the design/property industry, Tristan has founded businesses in various sectors, including the circular economy, furniture sales, relocations, medical aesthetics, and consumer sales.
