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Local network

United Kingdom

An active and highly engaged national network, Built by Nature is collaborating in the UK to address specific challenges around perceptions of mass timber – including insurability – while simultaneously promoting its environmental and wellbeing benefits.


Local network solutions

These are the Built by Nature-funded projects and collaborations which address market-specific challenges and needs, with learnings and outcomes relevant to our pan-European network:


Frontrunners are the industry leaders helping to shape the vision and activities of the Built by Nature network and drive transformation of the built environment.



Automated Architecture (AUAR) – ‘our’ for short – is a tech company that is accelerating the mass adoption of timber construction and automation by providing the technological infrastructure for a regenerative, fair and inspiring built environment.


Cromwell Property Group

Cromwell Property Group (Cromwell) is a real estate investor and fund manager with operations on three continents and a global investor base.  As at 31 December 2022, Cromwell had a market capitalisation of $1.8 billion, an Australian investment portfolio valued at $2.8 billion and total assets under management of $12.0 billion across Australia, New Zealand and Europe.

Cromwell’s platform comprises 350+ staff in 20 offices in 15 countries across Australia, New Zealand and Europe. Total Assets Under Management (AUM) are AUD $12.0 / €7.6 billion, diversely spread across a range of sectors including Office (64%), Retail (9%), Industrial/Logistics (20%), Property Securities (3%) and Other (4%). The portfolio comprises 210+ assets let to more than 2,300 tenants.


dRMM Studios

Radical makers of sustainable, socially useful architecture.

Latest solutions


Kiss house

Kiss House turnkey Passivhaus innovative Passivhaus homes, building systems and products for self-builders, developers and housebuilders.



Ramboll is a global architecture, engineering and consultancy company founded in Denmark in 1945, but now operating across 35 countries. Their team of 17,000 create sustainable solutions across Buildings, Transport, Water, Environment & Health, Architecture & Landscape, Energy and Management Consulting.


White Arkitekter

White Arkitekter is one of Scandinavia’s leading architectural practices. They work in an international context with the mission to enable sustainable life through architecture. Their vision is that all our architecture will be climate neutral through design excellence by 2030.

White have offices around the world, including in London, Oslo, Stockholm and Stuttgart. They have been the designers behind some of the most impressive timber buildings constructed to date, including the Sara Kulturhaus in Skelleftea. Their London office is currently working on the Velindre Cancer Centre, a new specialist hospital in Wales for the NHS, who claim this will be the "UK's most sustainable hospital."


Waugh Thistleton Architects

Waugh Thistleton Architects (WTA) is a Shoreditch based architectural practice producing thoughtful and sustainable projects in its own neighbourhood and beyond. The practice is a world leader in engineered timber and pioneer in the field of tall timber buildings. In their home city of London, WTA have designed and delivered exemplar timber residential and commercial buildings, including Dalston Lane, Murray Grove, Orsman Road with their most recent design, for The Office Group, being The Black & White Building, setting a new precedent for all-timber office construction in the UK. 

More broadly Waugh Thistleton has experience in delivering a wide range of building types in multiple geographies, including affordable housing, private residential projects, offices and commercial spaces, and mixed-use, cultural and leisure.

Latest solutions


Human Nature

Human Nature is designing and building the world's best sustainable developments, which are regenerative for society, economy, nature and climate. Its mission is to shape a more optimistic social imagination of what it is to live well in the 21st century and how, together, we might get there. Human Nature is bringing forward the Phoenix project in Lewes, a walkable, low-traffic neighbourhood primarily constructed in sustainable timber and built around a culture of shared living. 



Founded by Arthur Gallagher in Chicago in 1927, Gallagher is one of the largest insurance brokerage, risk management, and human capital consultant companies in the world. With significant reach internationally, the group employs over 43,000 people and its global network provides services in more than 130 countries. Gallagher’s Specialty division offers specialist insurance and risk management services for complex and large risks on a direct and wholesale basis providing bespoke policy wordings, programme design and risk placement solutions, and consulting support across a range of specialisms.

Gallagher's real estate division in London has built expertise in insuring timber buildings, under the guidance of Director of Sustainable Real Estate, Dominic Lion. Dominic has been a part of Built by Nature's UK network since it's inception.



Arup is a British multinational professional services firm headquartered in London that provides design, engineering, architecture, planning, and advisory services across every aspect of the built environment

Latest solutions


Bennetts Associates

Bennetts Associates is an architecture practice formed in 1987 by Rab and Denise Bennetts. They are an employee-owned trust of around 70 people and since 2022, a certified B Corp® with offices in London, Edinburgh and Manchester.

Bennetts have been a leading voice on climate mitigation in the built environment, involving themselves in multiple cross-industry networks in the UK. They are the architects designing Landsec's pioneering Timber Square development in Southwark, a 14 storey part-retrofit part-new build office development. 



Buro Happold

Buro Happold Limited is a British professional services firm that provides engineering consultancy, design, planning, project management, and consulting services for buildings, infrastructure, and the environment.

Latest solutions



Lendlease is a multinational construction and real estate company, headquartered in Barangaroo, New South Wales, Australia. Lendlease's integrated business model includes real estate investment, asset management, development and construction, which includes a €33.3bn urban regeneration pipeline in London & Milan. Lendlease’s global investment management platform spans Europe, Australia, Americas and Asia, and their investment professionals manage approximately €29.5 billion globally in property assets.

Lendlease have collaborated with our UK & Italian networks, playing a pivotal role in bringing together developers to collectively drive forward the adoption of timber. 

Latest solutions



Redevco are a one-stop-shop for real estate management services. In April 2022, Redevco acquired a majority stake in redos, the Hamburg-based large-scale retail and urban logistics property investment specialist, which brought their total Assets under Management to around €9.9 billion. Redevco manage 356 assets in 12 countries across various portfolios for multiple investor clients. These properties comprise almost 4 million m2. of space and represent more than 3,500 tenancies.

Redevco are part of COFRA, a diversified group of companies whose heritage dates back 180 years to the founding of C&A. Today the group also comprises a private equity platform (Bregal), an asset management platform (Anthos Fund & Asset Management), a solar energy business (Sunrock), as well as its retail business (C&A).


Whitby Wood

We are Whitby Wood, a creative team of engineers, working with fantastic clients and visionary architects on imaginative ambitious schemes. We are an international engineering practice working on projects across the UK, Europe, India, the Middle East, south-east Asia, sub-Saharan Africa and the USA — operating from our collaboration hubs in London, Brighton, Bristol, Cambridge, Dubai, Mumbai and Belgrade. Our projects are local, regional and international, and our engineers are highly experienced in the British and international construction industries. We are independent, forward-thinking and we love a challenge.

Latest solutions


Elliott Wood

We are Engineers who deliver on better. Driven by strategic consultancy with creative and technical problem-solving, we act as originators, advisors and doers for the built environment. We inspire clients and organisations to think differently about their spaces – not just aesthetically and commercially – but for the benefit of the planet and the people who use them every day.

The Building Society, 55 Whitfield Street London W1T 4AH
020 7499 5888


Bywater Properties

We are fully committed, investing everything; our energy, our time, our own money to deliver exceptional urban projects with lasting city-scale impact and strong returns for our co-investors.

We are entrepreneurial and curious, content to be challenging and enjoy being challenged.

We focus on limited projects in specific cities we believe in and where we can make a positive sustainable impact.


General Projects

General Projects is a developer and operator of contemporary real estate. We reimagine the built environment to deliver the next generation of future-ready buildings that foster creativity, innovation and wellbeing.

Driven by user experience, our process prioritises outstanding sustainable design and the creation of long-term value for society. Our aspiration is simple - to build places people love.

Our portfolio ranges from HQ grade workspaces to start-up hubs. Film studios to loft apartments. Major urban regeneration projects to digital and data infrastructure.

We are proud to have created over two million square feet of modern-life, mixed-use, metropolitan hubs that have become base camp to some of the world’s pioneering blue-chip businesses, the foundation for hundreds of SMEs and creators, and delivered inspiring homes for families and young professionals.


Gardiner & Theobald

Gardiner & Theobald is an independent construction and property consultancy committed to providing world class service to our clients. We work across the private, public and social sectors to find solutions to complex construction, property and infrastructure challenges that create positive outcomes for our clients and their stakeholders.

We define our success by the value we create for our clients, the fulfilling careers we build for our people, our contribution to the communities we work in and our own long-term business performance. Our business with purpose mission provides a framework for action on the issues that matter. As we deliver on this mission, we take social and environmental responsibility for our actions, operating as one team across our network of UK and US offices.

Central to this mission is attracting, developing and retaining the best people. We do that by striving to create an inclusive and diverse meritocracy that rewards individuals based on their unique abilities, talent and hard work.

Latest solutions

Gardiner & Theobald LLP 10 South Crescent London WC1E 7BD
+44 (0) 20 7209 3000



Marsh is the world’s leading insurance broker and risk advisor. With over 45,000 colleagues operating in 130 countries, Marsh serves commercial and individual clients with data-driven risk solutions and advisory services. Marsh is a business of Marsh McLennan (NYSE: MMC), the world’s leading professional services firm in the areas of risk, strategy and people. With annual revenue over $20 billion, Marsh McLennan helps clients navigate an increasingly dynamic and complex environment through four market-leading businesses: MarshGuy CarpenterMercer and Oliver Wyman.

For more information, visit, follow us on LinkedIn and Twitter.



1 Tower Place West, Tower Place, London EC3R 5BU



TOWN is a profit-with-purpose developer with a mission to build good places for better lives.
With a diverse portfolio of projects across a range of scales under development across the UK, TOWN work with local authorities, landowners, investors and communities to make places that improve people’s quality of life, enable more sustainable ways of living and improve wider places they are part of.


Halliwell Fire Research

Halliwell Fire Research (HFR) focuses on providing expert advice and solutions based on thorough research. Their mission is to tackle technical challenges in fire safety science and engineering through practical, research-based solutions. HFR’s activities encompass preparing expert witness reports, conducting specialist reviews, advising on product development, and undertaking applied research in various fire safety, evacuation, and risk-related areas.

HFR is also actively involved in research and outreach efforts. They fund and drive additional research where industry knowledge could benefit, ensuring continuous improvement and innovation.

HFR is committed to solving technical problems with high-quality, evidence-based research while maintaining professional and ethical standards.


Rosetta Risk Management

Rosetta Risk Management (RRM) aggregates construction risk performance data for the benefit of insurance. By leveraging reality capture systems, project management platforms and other relevant IoT devices, RRM offers insurance for mass timber projects in the UK. RRM was founded by its CEO Philip Callow. Philip has been in the construction insurance market for over 20 years and is co-author of the Mass Timber Insurance Playbook. Developers and Contractors who are keen to understand more about the RRM offering are encouraged to reach out to RRM directly or via their appointed insurance broker.


Undivided Ventures

Undivided Ventures, an impact-focused venture capital firm, invests in early-stage companies that are developing solutions to address sustainability and resilience challenges within the built environment sector. Our investment portfolio spans a broad spectrum of technologies for buildings and infrastructure, including but not limited to, materials, and data- and software-based solutions. Our investment strategy includes five areas of focus: decarbonisation, climate adaptation, circularity, nature positivity, and social value. Based in Asia, we operate across Asia, Europe, and beyond. Our mission is twofold: to generate financial returns for our investors and to create a positive impact by supporting early-stage companies in their growth and international scaling efforts. Leveraging our extensive networks and diverse expertise, Undivided supports innovators and companies as they develop innovative solutions with tangible and measurable impact and assists them in bringing these solutions to market.