Claridges Hotel Extension
Mayfair, London
Four floor extension onto Claridges Hotel.

Setanta Ltd · Company NI044495
Active, accounts up to date·main contractor & developer & consultant·Head office Magherafelt
Setanta Construction specialises in designing and building award-winning, energy-efficient homes engineered to stand the test of time. With over six decades of experience, their bespoke timber frame and modular construction solutions are trusted for their exceptional quality, reliability, and performance. They cater to architects, developers, housing associations, local authorities, and landowners, aiming to deliver sustainable projects on time, on budget, and to the highest standards.
As accredited Passive House Designers, Setanta Construction is committed to creating zero-carbon rated and energy-efficient homes. They focus on achieving the utmost in energy-efficient construction, adapting specifications to suit budget requirements. Their services include bespoke full house building, private developments, and off-site modular construction.
Notable projects include the four-floor extension onto Claridges Hotel in Mayfair, London, and providing off-site constructed components for the Richard Rogers Art Gallery in the South of France, for which they won a 'Commercial/Public Sector Project Award' in 2023. Their off-site solutions involve designing and constructing building components at their factory in Magherafelt, which are then delivered and installed on-site as complete units. They also offer multifunctional modular builds and cottage homes, providing speedy and efficient solutions.
Setanta Construction works with a dedicated in-house design team and collaborates with reliable and reputable tradesmen and sub-contractors, many of whom have long-standing relationships with the company.
Mayfair, London
Four floor extension onto Claridges Hotel.
Chateau la Coste, South of France
Providing off site constructed components for the prestigious Richard Rogers Art Gallery.
architects, housing association, local authority, landowner, business partners.
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Setanta Construction designs and builds award-winning, energy-efficient homes using bespoke timber frame and modular construction. With over six decades of experience, they focus on quality, reliability, and sustainability. Their listed services include Design & build, Modular & offsite construction, Timber frame and House builder.
Setanta Construction is registered at Ronan Valley Business Park, 58 - 60 Ballyronan Road, Magherafelt, BT45 6EW, in Northern Ireland.
Setanta Construction states that it works across Northern Ireland.
Accounts filed for the year to 2025 report 16 employees, which places the company in the 10-49 employees band.
Companies House lists Setanta Construction as active, with accounts most recently made up to 2025-04-30.
Setanta Construction displays Passive House Designers on its website.
Setanta Construction works in Residential and Commercial.
Setanta Construction was incorporated on 2002-10-22.
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