Cousins & Cousins, founded in 2012 by Ben and Jelena Cousins, is an architecture and interior design studio based in London.

The firm's team of 20 work across the residential, workplace, commercial and cultural sectors, with projects including holiday homes, permanent residences and offices both locally and abroad.

The studio prioritises using materials, light and detail to craft spaces that promote wellbeing for the people that inhabit them.

Pictured above is Cousins & Cousins' South Kensington House project, which involved the refurbishment, remodelling and extension of the Grade II listed family home.

Cousins & Cousins is featured in the Dezeen Jobs Top Companies 2026 list, highlighting studios that set new standards in workplace culture, inclusivity, wellbeing and professional growth. Find out more about the initiative here.