2026
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2022
Hychor
Hychor develops electrochemical systems that produce green hydrogen directly from seawater, enabling deployment at coastal and remote sites without freshwater or centralised infrastructure. Unlike traditional methods, Hychor’s electrolysers can return seawater to the ocean without removing salts or introducting additives, avoiding the generation of corrosive by-products.
Snugg
Snugg believe that making your home energy efficient should be simple and affordable. But too many people find the process of researching and improving their home’s efficiency to be complicated and expensive. That's why they’re building an easy-to-use online platform that does all the hard work.
Arra Energy
The M&A platform for renewables – Arra is a marketplace with fully-verified asset data and due-diligence platform, purpose-built for renewables. Valuate and bid on verified assets, host exclusivity, and streamline due-diligence.
Reboxed
Reboxed is a UK‑based circular‑tech company that enables people and businesses to buy, sell, trade‑in or recycle refurbished smartphones, tablets, laptops and accessories, offering quality‑checked “pre‑owned” devices at lower cost while aiming to reduce e‑waste and promote sustainability.
Regeno Ltd
Regeno Ltd is a Scottish company that builds modular, recyclable wind‑turbine systems and aims to deliver low‑cost, easy‑to‑install renewable energy, especially for businesses and rural communities, using a “stackable” (Lego‑style) design that avoids heavy cranes and large installation barriers.
Forge Minerals
Forge Minerals is a UK-based cleantech company that permanently captures CO₂ emissions by chemically converting them into high‑purity, carbon‑negative mineral products, minerals that can then be used in industries like pharmaceuticals, chemicals, construction and manufacturing.
Ventrix Labs
Ventrix Labs is a London‑based cleantech startup developing modular carbon‑capture units that retrofit into existing buildings to recover waste CO₂, creating a decentralised CO₂ supply chain to make CO₂ cheaper, more reliable and easier to reuse or permanently sequester.
Demeter Bio
Demeter Bio is a biomaterials company developing sustainable high-performance ingredients for multiple industries. Their flagship material, MelioShield, supports the transition away from non-biodegradable compounds like PFAS, UV filters and microplastics.
NUUV
NUUV designs and supplies innovative sensors and water disinfection systems that improve the world’s water cycle, and provides Professional Services to the water sector.
The company’s products solve many of the significant challenges currently facing the industrial and municipal water management sectors. These include accurate water quality measurement, chemical free disinfection and micro pollutant treatment.
Clyde Hydrogen
Clyde Hydrogen is advancing decoupled electrolysis technology to generate green hydrogen, with the goal of facilitating a transition to zero carbon emissions. Their method involves splitting water into hydrogen and oxygen through electrolysers that are powered by renewable energy sources.
Future Greens
Future Greens use modular, high-performance anaerobic digesters to leverage the power of microbes to turn your waste into power onsite generating green energy from the by products of the food industry.
SmartResilience
SmartResilience have developed a climate analytics platform that empowers professionals to build organisational resilience in the face of climate change.
Carbon Cell
Carbon Cell is dedicated to providing a sustainable alternative to traditional polymer-based foams. Their high-performance expandable foam is fully compostable and locks in carbon for centuries.
Komodo Energy
Komodo Energy connect heat storage to energy markets. Their platform seamlessly utilises heat pumps and hot water tanks to help balance the grid and earn revenue – without affecting operations.
Xworks Tech
Xworks is your solution, streamlining waste handling, trading, and more. Say goodbye to daily frustrations and hello to efficient, confident networking.
Anzen Walls
Novel technology offers forced blown convection and natural convection with a surface temperature of 50°C and cooling air temperature of 16°C.
Work with us
Whether you are an investor looking for opportunities in the climate and environmental sector or an entrepreneur seeking investment for your business an idea you can expect a first rate and professional experience.
The OPC syndicate
OPC Syndicate is open to investors and family offices and those whose circumstances do not for whatever reason suit a fund structure. We will be accepting applications for our syndicate from the start of January 2024.