Consultancy and Expertise

Under the supervision and guarantee of the French Parliament, the Caisse des Dépôts is Europe’s only state-protected financial institution in Europe. This unique status grants it both independence and autonomy. As a public group, it is composed of a public establishment and its subsidiaries.

Since 1816, its core mission has been to "receive, safeguard, and return the assets entrusted to it."

Adapting to the country’s evolving needs, the Caisse des Dépôts undertakes public-interest missions in support of national and local policies. These include financing social housing, fostering business development, and driving ecological and energy transitions.

Above all, the group is committed to the economic development of France and all its regions. Its unique approach is to allow innovation and sustainable growth the time they need to thrive.

Its capacity to innovate and to develop new forms of cooperation with partners and clients allows the Group to anticipate, support, and accelerate France’s major societal transformations, particularly those requiring substantial investment.

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Energieagentur Mittelbaden (Mittelbaden Energy Agency) is a neutral, non-profit organisation. Its funding partners include the Rastatt district, the City of Baden-Baden, and several regional municipal utilities. We provide expert advice focused on sustainability, the implementation of CO₂-neutral solutions, and the efficient use of resources, serving as a central point of contact for citizens, businesses, municipalities, and schools.

Our mission is to help create a climate-friendly, energy-efficient world, guided by the principles of sustainability. To achieve this, we encourage as many target groups as possible to engage in the energy transition, collectively strengthening climate protection and improving resource efficiency. We also place growing emphasis on climate adaptation and the development of a zero-CO₂ green economy.

We draw on our broad expertise and a network of scientific experts and practitioners to carry out our activities effectively.

Since 1982, ENCO has advised public authorities and organisations on the development and implementation of forward-looking, sustainable energy policies. Its work focuses on municipal energy management, energy efficiency, renewable energies, climate adaptation, and both national and international cooperation and networking. ENCO helps cities and municipalities develop tailored energy roadmaps, transforming them into energy-smart communities. It supports climate action planning and enhances resilience to climate impacts. The agency also applies its expertise in municipal energy management to global projects, assisting cities and governments in transitioning to sustainable energy.

Overall, ENCO prioritises long-term solutions and integrated strategic development, engaging relevant stakeholders beyond sectoral or hierarchical boundaries. Drawing on extensive experience in implementing strategies and practical projects, it offers holistic, actionable consultation and solutions that respond effectively to current energy and climate challenges.

Climate protection is a collective responsibility for society. Through its work, the Ortenauer Energieagentur helps the region contribute to a climate- and energy-friendly future, guided by sustainability principles.

The Ortenauer Energieagentur serves as a neutral and independent information centre for individuals, businesses, trade, municipalities, housing providers, associations, and religious institutions. Its key services include:

• Initial impartial advice and specialised information on funding opportunities
• On-site energy consulting, energy audits, and energy concept development
• Energy management support for municipalities
• Energy campaigns and initiatives
• Awareness-raising in schools
• Workshops, lectures, seminars, public relations, and networking

Ortenauer Energieagentur is a limited liability company whose shareholders include Landkreis Ortenaukreis, Kreishandwerkerschaft, the plumbing and heating guilds of Achern/Offenburg/Wolfach and Kehl/Hanauerland/Lahr, the electricity and IT guild of central Baden, the glaziers' guild of Ortenau, the painters and varnishers' guild of Ortenau, the carpenters' guilds of Offenburg and Wolfach, E-Werk Mittelbaden, badenova, and the municipal services of Oberkirch.

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SEM Calorie Kehl-Strasbourg (CKS) is a French cross-border semi-public company. Its shareholders include, the Eurométropole of Strasbourg, the city of Kehl, the state of Baden-Württemberg and the Grand Est Region. As private partners, Banque des Territoires (Caisse des Dépôts) and Badische Stahlwerke also hold stakes in the company, whose capital amounts to €4.2 million.

Climate protection and energy transition are key priorities for all shareholders, who aim to lead the cross-border region toward carbon neutrality. CKS is responsible for financing, planning, building, and operating a cross-border heat network – a unique project in Europe for the transnational use of waste heat from Badische Stahlwerke GmbH.

About Energie Consulting GmbH (ECG):

Founded in 1986 and based in Kehl, Energie Consulting GmbH (ECG) is the largest independent energy consultancy in Germany and in Europe. The company manages the use and procurement of nearly 20,000 kWh of electricity and around 15,000 kWh of natural gas.

ECG serves over 2,000 clients across Germany and Europe, primarily medium-sized manufacturing companies. Its client portfolio also includes major industrial firms such as Henkel, Axel-Springer Berliner Zeitungsverlag, and Wieland-Werke. With around 50 employees, ECG generates an annual turnover of €5 million. The company is led by Wolfgang Hahn, Jürgen Joseph, and Jörg Scheyhing.

More information about ECG can be found at: www.energie-consulting.com

The Rhineland-Palatinate Energy Agency (Energieagentur Rheinland-Pfalz) supports municipalities, public institutions, businesses, and citizens in implementing energy transition initiatives across Rhineland-Palatinate. It provides expert advice and develops projects in renewable energy, energy efficiency, and energy-saving measures. Local offices serve as direct points of contact, helping to deliver regional projects. Through these efforts, the agency directly contributes to achieving the state’s energy policy and climate protection goals.

Founded in 2012 as a state-affiliated institution, the Energieagentur Rheinland-Pfalz offers impartial and independent consultancy services.

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Sterr-Kölln & Partner mbB is an interdisciplinary consultancy specialising in renewable energy and energy efficiency, with offices in Freiburg, Paris, Strasbourg, and Berlin. For over 20 years, the firm has supported clients in shaping a sustainable future across Germany, France, and through cross-border initiatives.

The advisors at Sterr-Kölln & Partner work closely with clients to map out clear options action plans. They then guide clients through all stages of implementation, including:

• Development strategy
• Establishment of subsidiaries
• Joint ventures
• Mergers & acquisitions
• Financing
• Grant advisory services
• Due diligence
• Accounting expertise and Franco-German tax assistance

The Energieagentur Regio Freiburg is committed to transforming the Südbaden region into a model energy region.

It provides expert advice to municipalities, districts (Landkreise), medium-sized companies, construction firms, and private individuals on all projects related to energy efficiency and renewable energy use.

The agency develops energy and climate protection strategies for both public and private clients and supports them in implementing measures and managing energy use. It also designs climate protection campaigns and organises tailored events for specific audiences.

Energieagentur Regio Freiburg offers a wide range of training programmes for architects, planners, tradespeople, and energy consultants, aimed at spreading technical knowledge in energy efficiency and renewable energy. Educational programmes for younger generations are also part of the agency’s services.

Operating as an independent, entrepreneurial company, Energieagentur Regio Freiburg GmbH is owned by shareholders including the City of Freiburg, the "Förderverein Energie- und Solaragentur" (fesa), and "Klimaschutzpartner im Handwerk."

New member. More details coming soon.

EnergieSüdwest is not only dedicated to supporting the energy transition but also actively promotes its progress. The company is the main regional provider of water and energy in Landau and the surrounding area, with operations spanning electricity, natural gas, water and heat.

Today, EnergieSüdwest produces as much green electricity in its own facilities as it supplies to households. Its primary focus is on photovoltaics and wind power. Among its key partners are local utilities (Stadtwerke) and municipalities. The company in Landau also encourages the repurposing of disused oil wells for heat generation. In addition, EnergieSüdwest supports a range of social, ecological and sporting projects within the region.

aXconda specialises in operational consulting and the management of complex, cross-border projects in Germany, France and Switzerland.

With experience in leadership roles within large corporations as well as in infrastructure projects, Félix BUCHE brings a bicultural perspective and an agile approach to ensure the success of your business in industry, construction and B2B services.

Our values have always been guided by an unwavering ethical standard and a strong commitment to our own energy transition, through which we have pledged to reduce CO₂ emissions by 80% by 2025.

Enerchange, a name derived from "Energy" and "Change", is committed to transforming the way energy is produced and consumed. Its mission is clear: 100% renewable and 100% efficient. Enerchange is an event creation agency specialising in renewable energy and sustainable energy consumption. Its activities are diverse, ranging from organising specialist conferences and creating and maintaining information portals, to producing specialised publications either under its own name or on behalf of other organisations. Enerchange provides comprehensive support for strategically focused communication in sectors like geothermal energy, wind power, biomass and solar energy.

For example, Enerchange has been organising the International Geothermal Conference (IGC) and the "Energy-Autonomous Municipalities" congress for several years. TRION-climate supports these events, adding an international dimension to their impact.

GOJO BEYOND supports businesses in the long-term reduction of their greenhouse gas emissions.

Depending on each company’s priorities, this decarbonisation process is grounded in either:

• Profitability, or
• Sustainability (Comprehensive Accounting in Respect of Ecology, or C.A.R.E.).

Specialising in intrinsic decarbonisation (excluding reliance on offsetting, outsourcing, carbon capture, storage, or the purchase of carbon credits and emission allowances), GOJO BEYOND provides both conceptual (e.g., evolving business models, production processes, and supply chains) and technical solutions (e.g., improving energy and material efficiency). We also coordinate the necessary service providers to achieve these goals.

Our scope of work is flexible, ranging from specific projects to comprehensive strategic and operational updates for businesses. The ultimate aim is to empower companies to independently manage and minimise their emissions over time.

The Environment and Energy Agency of the Karlsruhe District (UEA) supports municipalities, individuals, and businesses on all matters related to energy, climate protection, and the energy transition. As an independent and impartial organisation, it provides information, advice, and guidance to its clients in planning and implementing energy-saving measures, the use of renewable energy, and sustainable solutions.

The UEA takes a holistic approach to climate protection, working across renewable energy for electricity and heat supply, sustainable construction, mobility, public awareness, and funding advice. It also serves as the central point of contact for implementing the climate goals of the Karlsruhe district.