Seán and Stephen is an architecture practice based in East London. 

We work on a wide range of projects, from domestic extensions and multi-unit residential developments through to affordable co-working spaces, permanent public artworks, temporary museum installations, and high street regeneration projects. 

"I would happily recommend this professional practice to family and friends"  Lauren and Ben, Private Domestic Clients, House with a Slide

"I would recommend Sean and Stephen and would consider using them again for future projects.” - Sam Neal, Programme Manager of Physical Regeneration, A Totem for Walthamstow

The Current Team : Stephen Mackie, Seán McAlister, Matthew Barry, Emilia Golebiewska

Past Members : Maija Viksne, Gary Nash, Lotta Paulus. Toby O'Connor, Jade Tang

Directors Stephen Mackie and Seán McAlister studied together in Dundee. They gained varied experience at different companies in London before establishing the practice together in 2013. They are both ARB registered architects and Seán & Stephen Ltd. is an RIBA Chartered Practice