Basel Agency for Sustainable Energy (BASE)

Established in 2001, BASE is a Swiss foundation and Specialized Partner of United Nations Environment.

Established in 2001, BASE is a Swiss not-for-profit foundation and a Specialized Partner of United Nations Environment. BASE develops innovative, actionable financial strategies and market-driven solutions to unlock investment in sustainable energy and to tackle climate change.

Around the world, BASE works with all markets and segments including those that are challenging and underserved. The organisation combines expertise in technology, markets, economics, finance and business development to deliver effective solutions for every project. BASE builds bridges between sectors and actors at the nexus between sustainable energy, finance and international development. BASE envisions a world where markets are transformed, and sustainable energy and climate change solutions are the norm, not the exception.

Latest news and articles

Finance in Flux: a new reading of the resilience and adaptation finance landscape

A new joint paper from the Global Resilience Partnership and RAKSHA Intelligence Futures, published as the Global Partnerships Conference opens in London, argues that the binding constraint on resilience and adaptation finance now sits in the gap between knowing and acting.

Call for proposals for innovations across the Global South now open

We are launching an Innovation Challenge call to support bold, locally led solutions that strengthen resilience, protect ecosystems, and create sustainable opportunities for communities.

Protecting shea trees: Securing women’s livelihoods

Learn how protecting shea trees sustains livelihoods, strengthens rights, and empowers women

Advancing women’s rights to strengthen shea enterprises

In northern Ghana, digital mapping and access to finance are helping women shea producers like Adisah Zakaria turn invisible work into recognised assets, unlocking income, efficiency, and opportunity.

Bridging the gap: Scaling climate-resilient agriculture

Bridge funding helps transform RAIN innovations into scalable solutions that drive resilience and sustainable growth