Theis and Khan Architects was established in 1995 by husband and wife team Patrick Theis and Soraya Khan.
The award-winning practice carries out a diverse range of work in the community, arts, education, healthcare, religious, commercial and residential sectors.
The practice's latest project, lumen - an exquisitely designed new multi-faith centre for worship and contemplation in London - opened in the new year.
(Photography: Nick Kane)