{"id":11339,"date":"2026-07-01T16:50:33","date_gmt":"2026-07-01T14:50:33","guid":{"rendered":"https:\/\/eren-buildings.com\/?page_id=11339"},"modified":"2026-07-01T16:50:33","modified_gmt":"2026-07-01T14:50:33","slug":"about-us","status":"publish","type":"page","link":"https:\/\/eren-buildings.com\/en\/about-us\/","title":{"rendered":"About us"},"content":{"rendered":"
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Our story<\/p>\n

The Eren\nGroup<\/H1>\n <\/div>\n
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Founded in 1979, Eren Groupe (an acronym for \u00c9conomie des REssources Naturelles \u2013 Natural Resource Economics) has established itself over more than 40 years as a pioneer of the energy transition in Europe<\/p>\n<\/div>\n\n

With an entrepreneurial culture rooted in the long term, the group develops and finances concrete low-carbon solutions that reduce emissions and preserve natural resources. With more than \u20ac2 billion in assets under management and around forty holdings in the energy sector, Eren Groupe has a unique investment capacity that enables it to accelerate the roll-out of projects with a strong climate impact, from renewable energy to storage and the decarbonisation of buildings and regions.<\/p>\n<\/div>\n\n

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+40<\/div>\n
years<\/div>\n
OF COMMITMENT TO THE ENERGY TRANSITION<\/div>\n <\/div>\n <\/div>\n \n <\/div>\n
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+60<\/div>\n
companies in the portfolio<\/div>\n <\/div>\n <\/div>\n \n <\/div>\n <\/div>\n \n <\/div>\n <\/div>\n\n <\/div>\n <\/div>\n <\/div>\n<\/section>\n
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Eren Low-Carbon Buildings<\/p>\n

Mission & Commitments<\/H2>\n\n

Eren Low-Carbon Buildings<\/span> is the group\u2019s brand dedicated to the <\/span>long-term performance of buildings<\/span>. Its ambition: to turn its clients\u2019 energy consumption into a genuine <\/span>measurable competitive advantage<\/span>, working site by site or across an entire real estate portfolio. <\/span>The targeted results are ambitious and concrete: <\/span>up to 80% reduction in energy consumption<\/span> and <\/span>95% fewer CO\u2082 emissions<\/span> across an entire building portfolio.<\/span><\/p>\n

Eren Low-Carbon Buildings structures its support around <\/span>five key missions<\/span>:<\/span><\/p>\n<\/div>\n <\/div>\n \n

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Lasting performance <\/h3>\n

Diagnostics, solutions and monitoring on every performance lever, at site or portfolio level.<\/p>\n <\/div>\n\n <\/a>\n \n <\/div>\n

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Increasing asset value<\/h3>\n

Better energy efficiency improves ESG ratings and strengthens long-term asset value.<\/p>\n <\/div>\n\n <\/a>\n \n <\/div>\n

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Reducing occupants\u2019 service charges<\/h3>\n

Lower service charges that make properties more attractive, while guaranteeing thermal comfort and safety.<\/p>\n <\/div>\n\n <\/a>\n \n <\/div>\n

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Decarbonisation and sustainability certifications<\/h3>\n

Support towards compliance with the French Tertiary Decree and HQE, BREEAM and LEED certifications, with measurable and auditable solutions.<\/p>\n <\/div>\n\n <\/a>\n \n <\/div>\n

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Innovation in construction and property management <\/h3>\n

Deployment of advanced solutions such as low-carbon boiler plants, smart BMS, geothermal energy and AI, for both new and existing buildings.<\/p>\n <\/div>\n\n <\/a>\n \n <\/div>\n <\/div>\n \n <\/div>\n <\/div>\n <\/div>\n<\/section>\n

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Eren Low-Carbon Building is thus positioned as the strategic partner for property owners and managers seeking to combine economic performance, regulatory compliance and measurable environmental impact.<\/h2>\n \n \n <\/div>\n <\/div>\n <\/div>\n<\/section>\n
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Geothermal energy<\/h2>\n<\/div><\/div><\/div>\n\n
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Accenta supports every real estate sector in enhancing the value of their assets and reducing their costs through energy and carbon performance. A pioneer of hybrid geo-storage, the brand combines geothermal energy, AI and human expertise to produce decarbonised heating and cooling and to manage buildings intelligently. The result: up to 80% less energy consumption and 95% of CO\u2082 emissions avoided, with or without CAPEX, on a single site or across a portfolio.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n\n\n\n

\n\n \"Esme-solutions\n<\/a>\n\n

BMS & Control<\/h2>\n<\/div><\/div><\/div>\n\n
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An established player for nearly 40 years, Esm\u00e9 Solutions specialises in implementing technical solutions for connected buildings. Its platform centralises all building data in a 3D BIM environment, making it possible to supervise, control and optimise technical installations in real time. The goal: to give commercial and industrial property managers simple means to control their energy spending while guaranteeing comfort and regulatory compliance.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n\n\n\n

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Ice storage<\/h2>\n<\/div><\/div><\/div>\n\n
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Fafco develops ice-based thermal energy storage solutions, making it possible to store energy at night to meet cooling needs during the day. Its technology offers tailored performance and unrivalled control, significantly reducing energy bills and peaks in electricity consumption. With 3,650 MWh installed and 1,470 storage units deployed worldwide, Fafco has established itself as an international benchmark in thermal storage<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div>\n

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Cooling as a Service<\/h2>\n<\/div><\/div><\/div>\n\n
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Water Horizon is a Toulouse-based deeptech company that has developed the world\u2019s first mobile thermal battery. Its patented technology converts industrial waste heat (energy that was previously lost) into renewable cooling or heat, redistributed to another site at another time. In Cooling as a Service mode, the client pays only for the energy consumed, with no upfront investment: Water Horizon sizes, finances and operates the entire infrastructure.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n\n\n\n

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Electrical storage<\/h2>\n<\/div><\/div><\/div>\n\n
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Eren Energy Storage, the result of an alliance between Belgian entrepreneurs and Eren Groupe, offers industrial battery management solutions to optimise energy consumption at industrial and commercial sites. The batteries integrate with photovoltaic panels, charging points and industrial equipment to maximise self-consumption, reduce distribution costs and monetise electricity on the markets. Three financing models are available (from full investment by Eren to the conventional CAPEX model) for savings from the very first year.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n\n\n\n

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Supervision & Renovation<\/h2>\n<\/div><\/div><\/div>\n\n
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Green Energy Service (GES) is a leading French player in energy efficiency, high-performance renovation and building decarbonisation. With comprehensive expertise covering the entire energy value chain, GES helps more than 28,000 clients achieve lasting reductions in their energy consumption: from energy audits and identifying potential savings, through to design, carrying out the works and monitoring performance over time.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n<\/div>\n

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Discover our projects<\/h2>\n \n \n
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