Léon Grosse Impact positif

We are convinced that to preserve a viable world, we must have a positive impact, at our own level

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That's why we're perpetuating a business model that empowers every employee to get involved.

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A responsible and empowering model that promotes trust and collective intelligence

We are committed to working with you on a wide range of projects

Thanks to 5 complementary areas of expertise to support you on all your challenges.

Construction
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Construction

We act to be responsible builders. Aware of the challenges of our sector, we develop low-carbon solutions and work to reduce the nuisances of our construction sites to be useful and proactive on your operations. We empower our employees to commit by fostering close and trusting relationships with our clients.

Energy Renovation
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Energy Renovation

We deploy concrete solutions to accelerate ecological and societal transitions. Our global expertise allows us to take into account every dimension of your project to reduce its carbon footprint. Whether in occupied site renovation or energy renovation, we can apply our integrated solutions of ultra-performing systems and renewable energy production.

Facade - Weclad
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Facade - Weclad

We adorn buildings with lasting brilliance. The Weclad alliance brings together 4 European experts – Kyotec, Rinaldi, Techniwood and De Groot en Visser – to create custom-made prefabricated facade solutions. Innovative and committed, we develop architectural envelopes with low carbon impact, combining design and energy efficiency to support the ecological transition of your buildings.

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Heritage
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Heritage

We possess extensive expertise and genuine expertise in the restoration of historical buildings. Our craftsmen, passionate about their work, know that every detail counts, that quality is not only expected but essential. Each project is unique and represents an opportunity to demonstrate the expertise and quality of the work carried out by our teams.

Real Estate
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Real Estate

We care for society, the environment, and all project stakeholders. Our commitment drives us to put the uses and well-being of residents at the heart of our mission and to prioritize urban regeneration. We implement concrete solutions by making energy sobriety our priority.

Our key figures

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Léon Grosse's mission statement

Our Mission Statement

We are committed to building a legacy to be proud of everyday. That's why we commit ourselves every day to act as responsible builders. We deploy concrete solutions to accelerate ecological and societal transitions. We develop positive-impact real estate that takes care of the city and its users. Together, we are changing the present.

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Our engagements

Reducing environmental impacts

Companies want to rise to the challenge of climate change. It is a moral obligation and an entrepreneurial challenge. That's why the Group is committed to reducing the environmental impact of its activities.

Enabling everyone to get involved

Inspired by our history, our culture is family-oriented, friendly and respectful. We support every employee to enable them to fulfil their potential within a more inclusive company.

Become a trusted partner

We are convinced that collective intelligence and collaboration are necessary to meet the challenges of our sector. We achieve this by working closely with our partners to build long-term relationships based on trust.

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Our values

Deeply human

Enabling everyone to get involved, develop and express their potential

Sincerely ethical

Embodying a virtuous world of building and real estate that listens to both its users and its employees

Naturally innovative

Constantly reinventing themselves, being agile by nature, passionate about technology and driven by a pioneering spirit

Rejoindre Léon Grosse

Join us

Léon Grosse, a company on a human scale

Take a look at our job offers and apply!