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WE ARE B CORP™ CERTIFIED
Creating exceptional interiors, together and responsibly.

As part of Bramling Workshops, becoming B Corp™ Certified represents an important milestone for Denne Joinery and reflects a wider commitment to building a more responsible, accountable and sustainable business.

“B Corp™ Certification marks an important milestone for Denne Joinery and builds on the significant progress we have made in strengthening the business for the future. As a company with over 220 years of craftsmanship behind us, we have a responsibility to protect that heritage while continually improving how we operate. 

I am incredibly proud that our B Corp Certification recognises the progress being made across this business. More importantly, it strengthens our accountability and gives us a shared framework for responsible growth, helping us make better decisions for our people, our clients, our communities and the environment. 

We are proud of what has been achieved, but certification is not an end point or a claim that every challenge has been solved. 

Manufacturing bespoke joinery requires materials, energy, transportation and resources. Our responsibility is to acknowledge those impacts, understand where we can make a meaningful difference and continually look for better ways to work. 

I am delighted that we are continuing to invest in our people and skills, making increasingly responsible choices around materials and manufacturing, reducing our environmental impact and creating exceptional joinery that is made to stand the test of time.” ― Ross Parker, Managing Director at Denne Joinery.

What does it mean to be a B Corp™ Certified company? 

Certified B Corporations™, or B Corps™, are businesses independently assessed against standards covering social and environmental performance, transparency and accountability. 

The assessment considers the business as a whole, looking beyond policies and intentions to examine how decisions affect people, communities and the environment. 

It considers areas including governance, employees, climate action, human rights, environmental stewardship, circularity and the wider role a business plays within society. 

Importantly, B Corp Certification is based on accountability and continuous improvement. It provides a framework for measuring performance, identifying where progress can be made and raising ambitions over time. 

For Denne Joinery, that philosophy sits naturally alongside an approach to craftsmanship that has always valued quality, care and longevity. 

Making considered material choices 

Materials sit at the heart of our craft, making responsible specification and sourcing particularly important to us. 

Our joinery operation uses FSC-certified timber, while our finishing processes prioritise indoor air quality through measures such as the use of water-based lacquer wherever feasible. But responsible material selection goes further than choosing products carrying particular certifications. 

We increasingly consider provenance, durability, maintainability, expected lifespan, embodied impact and the opportunities for materials to be reused, repurposed or responsibly managed at the end of their useful life. 

For our clients, this helps us balance environmental objectives with the realities of performance, aesthetics, programme and budget, creating joinery intended to deliver lasting value. 

Craftsmanship that stands the test of time 

One of the most effective ways to use resources responsibly is to create things well. Quality materials, skilled craftsmanship and considered detailing can all contribute to products and interiors that perform for longer, reducing the need for premature repair, replacement or disposal. That principle has particular resonance for Denne Joinery. 

Established in 1803, our business has seen generations of materials, techniques and technologies evolve. Throughout that history, the fundamentals of good joinery have remained remarkably consistent: understand the material, apply skill and care, and make something that is fit for purpose and built to last. 

Today, we are combining those principles with an increasingly rigorous approach to environmental and social responsibility. 

Reducing waste and making better use of materials 

Bespoke manufacturing gives us an opportunity to think carefully about how materials are specified, ordered, cut and used. Accurate design, detailed production information and efficient workshop processes can help reduce unnecessary material consumption before waste is created. 

Where surplus material does arise, we look for opportunities to reuse or repurpose it wherever practical, before considering appropriate recycling routes. 

Our objective is straightforward: use resources intelligently, minimise avoidable waste and continually improve our understanding of where materials go throughout our manufacturing process. 

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FEATURED
B Corp™: Danielle Bennett, our ESG Manager, explains why B Corp certification has been a priority initiative for Denne Joinery.

Investing in skills and craftsmanship 

Responsibility is also about protecting the skills on which our industry depends. 

Bespoke joinery requires knowledge that is developed over years, combining traditional craftsmanship with modern design, manufacturing technology and production techniques. We believe we have a responsibility to pass that knowledge on. 

Through apprenticeships, training, professional development and engagement with young people considering careers within our industry, we want to help create opportunities for the next generation of craftspeople, designers, technicians and manufacturing professionals. 

It is an investment not simply in Denne Joinery, but in the long-term future of British joinery and manufacturing. 

Supporting people and communities 

The quality of our work depends on the people who create it. 

Creating a responsible business therefore means maintaining high standards for health, safety and wellbeing, supporting development and progression, building strong relationships with suppliers and creating opportunities for our growth to benefit the wider communities around us. 

As part of Bramling Workshops, we are continuing to develop the way we measure and understand these impacts, helping turn responsible intentions into meaningful action. 

Continuing to improve 

Perhaps the most important aspect of B Corp™ Certification is that it creates accountability. It asks businesses not simply to make commitments, but to measure their performance, demonstrate progress and keep looking for opportunities to improve. 

For Denne Joinery, that reflects an approach that feels entirely natural to our craft. There is always another detail that can be refined, another process that can be improved and another opportunity to make a better decision. 

Over 220 years after our story began, we remain committed to evolving how we work while protecting the principles of quality, craftsmanship and responsibility that will take us forward.