Navigating the initial fundraising stages for a Clean Energy startup in the UK can often feel like trying to harness a new power source – full of potential, but with complex systems to understand and connect. You're not just looking for capital; you're seeking strategic partners who grasp the intricate demands and immense opportunities within the burgeoning clean energy sector.
Angel syndicates are structured groups of angel investors who collectively pool their capital, expertise, and networks to invest in early-stage companies. For Clean Energy ventures in the UK, these syndicates are becoming increasingly vital. The UK market for clean energy innovation is dynamic, driven by significant government targets and growing investor interest, yet securing early-stage investment remains highly competitive. The right angel syndicate can provide more than just funding; it offers invaluable industry connections, mentorship, and operational experience that can significantly de-risk and accelerate your startup's journey.
What distinguishes angel syndicates, and why do they matter specifically for Clean Energy startups? Unlike traditional venture capital, angel investors within syndicates often bring a more hands-on approach and a deeper tolerance for the longer development cycles sometimes inherent in deep tech and clean energy solutions. Many angels in these syndicates are seasoned entrepreneurs or executives from the energy, cleantech, or finance sectors, offering a level of domain-specific insight that is difficult to find elsewhere. They understand the regulatory landscape, the R&D intensity, and the path to commercialization for sustainable technologies. This "smart money" can be crucial for validating your technology, refining your business model, and opening doors to subsequent funding rounds.
When considering angel syndicates, evaluate their track record and focus. Some syndicates specialize in broader technology, while others have a clear mandate for impact investing or specific sectors like renewable energy, energy storage, or sustainable materials. Look for those with a demonstrated history of supporting companies through similar challenges to your own. Understanding their investment thesis, average ticket size, and the level of engagement they offer beyond capital can help you identify the best fit. For example, some syndicates might prefer seed rounds between £100k-£500k, while others may go higher. Their collective due diligence process can also offer an early form of validation for your venture.
The right angel syndicate can indeed be a catalyst, transforming your early fundraising efforts into a faster, smarter path towards impact and growth for your Clean Energy startup.

We are an angel investment syndicate.
Guided by the Triple Bottom Line (profit, people and planet), we support UK and European entrepreneurs solving big problems in Education, Healthcare and Sustainability (what we like to refer to as ‘Quality of Life’ pillars).
We do that by focusing on pre-seed and seed-stage technology companies, where the potential for significant returns is greatest. But HOW and WHERE we generate those returns matters deeply to us.
We are more than just providers of capital. We only invest where we can add value. Our investment philosophy is fully aligned with the ‘Triple Bottom Line’ framework, and as such, we measure success in three key areas: profit, people, and planet.

Raspberry is Europe's fastest growing investment syndicate, bringing together serial-entrepreneurs, corporate executives and angels to invest in high impact European AI and Climate Tech technology companies.
We are transforming the fundraising and investing experience for the founders and private investors in these core verticals. Each month, we review hundreds of investment opportunities and invite Raspberry Syndicate members to join us in investing in 1-2 cherry-picked startups alongside top-performing VC funds.
Our vision is to be the most founder- and private-investor-friendly ClimateTech/AI syndicate in Europe with at least €100m in virtual dry powder deployed annually.

Deepbridge only invests in sectors in which our team has experience. By understanding where, how and why our investee companies operate, we have a better understanding of how to support, mentor and manage those businesses.
We have a unique team of sector luminaries who source review and manage investment opportunities, across the technology, life sciences and renewable energy sectors.
From seed stage, through commercialisation and growth funding, Deepbridge aims to work with investee companies throughout their funding journey in order to ensure that they have the very best opportunity to succeed and ultimately aim to provide our investors with an optimum return.
Investments in unquoted companies carries high risks and investors could lose all funds invested. Investors should not invest if capital is required in the near term. No established market exists for the trading of shares in private companies, making it difficult to sell shares. The value of tax reliefs depend on personal circumstances and may be subject to change in the future. The availability of tax reliefs depends on the Company invested in maintaining its qualifying status. Past performance is not a guide to the future performance of an investment, and investors are encouraged to take independent legal, tax and financial advice before considering an investment.