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    We are a family of builders building amazing spaces across the US, Canada, UK, Ireland, and the Netherlands.

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    Founded in 1971, we have grown into an organization made up of over 5,700 employees across 54 offices.

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    ST. PATRICK`S CATHEDRAL

    St. Patrick’s Cathedral, a New York City landmark building and one of the most revered Catholic Churches in the United States, underwent a major restoration and conservation project.

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Structure Tone London Archives | STO Building Group (STOBG)
Structure Tone is a global leader in construction management and general contracting services with offices located in the US, UK, and Ireland. Founded in 1971, the company is among the world’s top twenty construction companies worldwide, responsible for more than $3.5B in annual construction volume.
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Structure Tone London Tag
Modern glass-and-steel office towers rise against a bright blue sky in a dense urban business district. ?>

Success at scale – getting the big build right

September 8, 2026
in London
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By Andrew Elliott, Project Director, Structure Tone LondonCentral London remains an attractive market for commercial investment, providing opportunities for businesses of all scales. After an initial ‘scale-down’ response post-covid, we’ve since seen...

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A step-by-step guide to CLT staircases

August 27, 2026
in London, Mass Timber
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By Nathan Bowen, Senior Project Manager Statement staircases can give an office a clear sense of identity, creating a natural point for movement and interaction while anchoring the wider space. Delivering these features in a...

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Will early contractor engagement make or break your Design and Build project?

August 21, 2026
in London
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By Manuela Nardulli, Divisional Design Manager Design and Build programmes aren’t new. But the way we approach them should be. With a market underpinned by constant change and highly specific regulatory requirements, early contractor involvement...

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A crane lifts a large mass timber panel into place within a steel building frame as workers guide the installation from below, viewed from directly overhead. ?>

Trusting in timber: what commercial tenants should consider in hybrid CLT buildings

July 24, 2026
in London, Mass Timber
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By Cam Hummerston, Divisional Director, Structure Tone Mass timber is on the rise in commercial real estate; we explore how occupiers can incorporate this sustainable building typology into their operational strategy and maximise its...

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Northeastern University’s London campus

April 20, 2026
in Education, Life Sciences, London
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A transatlantic journey of collaboration and precision delivers a new London home for one of America’s leading universities. Northeastern University’s London campus is growing fast and its...

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James Reidy Named COO of Structure Tone International

April 6, 2026
in Dublin, London
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DUBLIN, Ireland (April 6, 2026) – STO Building Group (STOBG) has named James Reidy the Chief Operating Officer of Structure Tone International, which includes Structure Tone’s operations in Dublin, London, Amsterdam, and other European locations.  Reidy has served...

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Learning, earning and leading with our apprentices

February 19, 2026
in London
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By Alice Bodill-Maher, Marketing Manager, Structure Tone LondonOn Thursday 12 February, we celebrated National Apprenticeship Week! Welcoming individuals across the business for a Connect and Lunch event.[vc_single_image image="56398" img_size="full" alignment="center"...

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The stay vs. go office debate: six things to consider if you’re choosing stay

January 28, 2026
in London
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By Cam Hummerston, Divisional Director, Structure Tone LondonWhen it comes to deciding the best location for office space, ‘Stay...

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What do Our BIM Experts Say About the Human vs. AI Debate?

November 7, 2025
in London, Technology
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By Alice Bodill-Maher, Marketing Manager, Structure Tone London Our Digital Lead Francesca Lofiego headed to Dublin to speak at the annual BIM Gathering Conference, hosted by CitA – a key player in the digital construction...

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Is Our Industry Fit (Out) for Purpose?

October 24, 2025
in London, Sustainability
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By Alice Bodill-Maher, Marketing Manager, Structure Tone London While base build performance has moved steadily up the agenda, driven by policy and building regulation, fit outs remain a significant and often underestimated source of embodied...

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STO Building Group (STOBG) is a Family of Builders.

STO Building Group (STOBG) is a leader in commercial construction management. We draw on each other’s strengths to deliver expert services in preconstruction, sustainable construction, virtual design and construction, and more.

 

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