Capital A | ARCHITECT in EDINBURGH

Architect in Edinburgh

Specialising In Modern House Extensions and Contemporary Interiors in Edinburgh, The Lothians and Fife.

Capital A is an award winning Architecture practice based in Edinburgh specialising in contemporary house extensions and modern interiors. Covering all aspects of domestic property from conversions of Listed Buildings, to House Extensions and Modern Self Build Homes, Capital A has a track record of delivering complicated projects on challenging sites. Our work has been recognised as being of the highest quality by RIAS, The Scottish Design Awards and Urban Realm Magazine, who have included Capital A among their Top 100 Architects in Scotland six times, including 2023.

Capital A is dedicated to providing a bespoke, flexible and professional service which offers value for money.


If your property is in Edinburgh, The Lothians or Fife and you are thinking of altering or extending, Capital A offer Free Consultations. Please do not hesitate to get in touch.

Architect in Edinburgh

Capital A Architecture Ltd. is owned and run by Níall Hedderman, an Architect based in both Edinburgh and Fife. Níall trained at the University of Dundee, where he focused on contemporary and modern design. Níall has worked in Edinburgh since 2004, at a number of Architects practices in the city where he gained experience on projects in a variety of sectors, from schools and healthcare, to commercial offices and listed buildings.

Níall's main area of expertise is residential and domestic design, from one-off dwellings and house extensions to conversions of old buildings into modern homes. You can read his thoughts about this kind of work on the Real Life Architect blog.

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Professional Bodies

Níall is regulated by the Architects Registration Board


A chartered member of the Royal Institute of British Architects

A chartered member of the Royal Incorporation of Architects in Scotland

Níall is a member, and former chairman, of the Edinburgh Chartered Architects Network.

Capital A are listed by Sharpscot.co.uk as one of the Top Five Architects in Edinburgh and ThreeBestRated.co.uk included us in their Top Three Architects in Edinburgh
Book A Free Consultation With An Architect
Capital A offer a free, no obligation consultation if your property is in Edinburgh, The Lothians, Fife or Dundee. Our email and phone details are on the Contact Page.
REGISTERED OFFICE: Capital A Architecture Ltd. 8 Cameron Drive, Falkland, Fife, KY15 7DL. Registered as a Company in Scotland. Company Number SC374502.
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