The Consultants Directory

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The Cleantech Directory

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City Science

We enable data-driven decision making, providing insights and tools to make cities fit for the demands of modern living. Working with our partner cities we use data to develop new solutions, identify efficiency opportunities and inform policy options. (more…)

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3:00 PM

3pm has been helping employers achieve sustainable commuting and business trips since 2013. We develop tailor-made mobility policies for every organization. From a vision on mobility to travel schemes, fees and facilities. We also calculate the costs and benefits and help implement solutions and stimulate behavioral change.


We move people towards a more sustainable society. We do this as an advisor and (re-)designer of services, systems and organisations. Advier works on breakthroughs towards a Sustainable & Smart Society based on clear insights, a tangible impact, connecting people, locations and innovative initiatives Our focus: transformation of mobility, space and organizations.

AMP Clean Energy

AMP Clean Energy is a distributed energy business focused on Net Zero customer solutions to decarbonise heat; and grid solutions to enable the decarbonisation of electricity.


The data-driven Green Monitor helps municipalities realize their ambition to further green the physical living environment. Based on photos and smart algorithms, the development of natural (living) greenery in the municipality is automatically monitored. Where necessary, the municipality is enabled to take appropriate measures in good time to preserve or improve the natural greenery.

Antea Group

Antea Group is an international engineering and environmental consulting firm. We specialize in full-service solutions in the fields of environment, infrastructure, urban planning and water.

Bouygues Energies & Services

Our clients face numerous energy challenges, with strategic issues ranging from increasing energy costs to security of supply. These challenges require diverse solutions and expertise, ensuring effective management, control and mitigation. Bouygues Energies & Services provides a suite of energy solutions, delivering carbon and cost reduction, and key supply-chain support.

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