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21 Spaces is an award winning multidisciplinary Interior Architecture and Design consultancy based in Dublin.

We are an agency designed for the modern era. Meaning we are lean, responsive, aware and current. Our team, led by John-Henry Boyle has built a strong reputation as one of Ireland and the UK's leading interior architectural practices for the retail & hospitality sectors.

Founded in 2002 and have completed projects in Ireland, UK, Europe, Saudi Arabia, Bangladesh, Dubai, Pakistan and New Zealand.

Our experience extends to hotels, restaurants, FMCG, offices, apparel, jewellery, sports retailers & convenience stores. 

Our Services
Successful design means fully understanding the needs and aspirations of each individual client. Our objective is to develop bespoke solutions that are specific to their requirements. To achieve this, we work in close collaboration with our clients, acquiring a detailed understanding of the project space and its environs. Creativity, innovation, design excellence and the pursuit of quality underpin our approach, irrespective of the scale of the project in hand.

Our professional services include: Site analysis / Design Concept and presentations / Design detail and presentations / Planning & Fire Certificate applications / Roll out management / Project management, supervision H&S / Brand & name creation and management.


21 Spaces Design Limited is registered in Ireland no.392467,VAT  No. IE 6412467B.



John-Henry Boyle

Founding Partner

BA (Hons) Int.Arch. MIDI


Jean Delaney

Project Leader

Senior Interior Architect

M.Arch, Bsc (Hons)

Ian Murtagh

Senior Interior Architect

BA (Hons)

Andrea McVeigh

Project Leader

Senior Interior Architect

BA (Hons) Int.Architecture


Ciara O'Rourke

Senior Interior Architect

BA (Hons)

Huda Jaber

Middleweight Interior Architect

MA, BA (Hons) Architecture 


Dorothy McClintock

Financial Controller