Turquoise International

Turquoise International is a London-based merchant bank established in 2002, specializing in advisory services related to capital raising, mergers and acquisitions, and investment management. The firm focuses on sectors such as energy, technology, and sustainability, offering expertise in Energy, Environment, and Efficiency. Through its tailored services, Turquoise International aims to support clients in navigating complex financial landscapes while promoting sustainable practices in their operations.

Desmond Astley Cooper

Director

Luke Jackson

Senior Associate

Charlie Ramsden

Assistant Director

19 past transactions

Cellexcel

Seed Round in 2024
Cellexcel is a biomaterials research company focused on developing innovative water-resistant biocomposite materials. These materials are designed to serve as alternatives to conventional composites like fiberglass, carbon fiber, and plastics, as well as metals. By enhancing water resistance, Cellexcel aims to help clients reduce their carbon footprint while improving the security of manufacturing supply chains. The company's technology enables the production of bio-composite materials that effectively resist water absorption, providing sustainable solutions for various applications.

GridDuck

Series A in 2023
GridDuck specializes in transforming homes and businesses into components of a smart grid through its innovative energy management system. The company utilizes a Zigbee wireless network to connect its gateway with various plugs, relays, and switches, enabling real-time monitoring of energy consumption. This system not only tracks usage patterns but also assesses grid conditions, allowing for immediate response to commands from the GridDuck gateway. By leveraging the Internet of Things, GridDuck effectively reduces energy wastage by remotely controlling appliances and circuits, helping clients lower their electricity consumption and associated costs through efficient management.

Cellexcel

Seed Round in 2023
Cellexcel is a biomaterials research company focused on developing innovative water-resistant biocomposite materials. These materials are designed to serve as alternatives to conventional composites like fiberglass, carbon fiber, and plastics, as well as metals. By enhancing water resistance, Cellexcel aims to help clients reduce their carbon footprint while improving the security of manufacturing supply chains. The company's technology enables the production of bio-composite materials that effectively resist water absorption, providing sustainable solutions for various applications.

Advanced Electric Machines

Series A in 2023
Advanced Electric Machines Limited specializes in designing and manufacturing advanced traction motors for electric vehicles, including trucks and buses. Founded in 2016 and based in Washington, United Kingdom, the company focuses on creating sustainable and high-performance motor systems that minimize environmental impact. Its flagship product, the ReFITT traction motor solution, features innovative technology that operates with any commercially available inverter and is free from rare earth materials and copper windings. This approach not only lowers costs but also addresses concerns about demagnetization, allowing for the development of lightweight mechanical systems that enhance overall energy efficiency. Advanced Electric Machines aims to position the UK as a leader in the global market for low carbon propulsion technologies while exporting its products worldwide.

weekly.shop

Venture Round in 2023
Weekly.Shop is a shopping basket for groceries and supplies products in refillable containers, which collects, washes, and reuses.Weekly.Shop is a couriering order by electric vehicles to customers in the surrounding areas

Humans Not Robots

Seed Round in 2023
Humans Not Robots is a company that leverages artificial intelligence and big data to enhance the operational efficiency of media and broadcast organizations. By providing an analytics and observability platform, the company enables these organizations to gain insights into their operations, focusing on reducing environmental impact. The platform facilitates operational and financial observability, allowing businesses to analyze key metrics related to power usage, costs, and time. This data-driven approach helps organizations minimize carbon emissions and optimize their technology footprint, ultimately leading to a cleaner, more efficient media supply chain.

Cranfield Aerospace Solutions

Venture Round in 2023
Cranfield Aerospace Solutions is an aerospace company focused on the development of zero-emissions, hydrogen fuel-powered aircraft. The company specializes in complex aircraft modifications and innovative designs, offering advanced solutions to major industry players such as Airbus, Boeing, Rolls-Royce, and Raytheon. Its expertise encompasses the entire lifecycle of aircraft, including trials, data collection, and analysis of environmental characteristics like shock, vibration, and stress. Cranfield Aerospace also supports regulatory certification processes, ensuring that its hydrogen aircraft are commercially viable. Additionally, the company investigates the dynamic structural performance of new systems across various environments, including air, land, and sea, positioning itself at the forefront of sustainable aviation technology.

KiDSiE

Pre Seed Round in 2023
KiDSiE operates a circular marketplace focused on providing a sustainable solution for families seeking children's gear and toys. The platform facilitates the buying and selling of open-box and gently used items, including clothing, shoes, toys, books, furniture, and baby essentials. By enabling users to acquire these products at significantly reduced prices, KiDSiE not only helps families save money but also promotes environmentally friendly practices. The service transforms the shopping experience for parents by offering an accessible and eco-conscious alternative to traditional retail.

VirtTuri

Seed Round in 2023
VirtTuri specializes in the development of AI avatar digital assistants aimed at enhancing user engagement and improving the retention of complex information. The company's platform incorporates text-to-speech functionality, a visual interface tool, and advanced machine learning technology. This allows VirtTuri to address frequently asked questions regarding patients' ailments, providing clients with the ability to deliver contextual and accurate information in multiple languages.

Smartbell

Venture Round in 2023
Smartbell is an integrated automation platform focused on enhancing livestock management through a wearable device designed for farm animals. This technology enables early detection of health issues in livestock, particularly in calves, by monitoring conditions such as pneumonia and scours. The device provides real-time health monitoring, allowing farmers and livestock managers to gain actionable insights and predictive analytics for better farm planning. By optimizing cattle health and minimizing disease risk, Smartbell aims to improve overall productivity in the agricultural sector.

Squished

Seed Round in 2023
Squished is a food and beverage company focused on minimizing fruit farm waste by transforming surplus berries into high-quality snacks. The firm operates a snacks factory that develops a proprietary process to rescue, preserve, and convert these fruits into dried snacks and snack bars. By doing so, Squished not only provides a sustainable solution for farmers, helping them reduce waste, but also offers consumers natural and nutritious snack options. The company's commitment to utilizing ingredients that would otherwise go to waste underscores its dedication to sustainability and the responsible use of agricultural resources.

ARC Aerosystems

Venture Round in 2023
ARC Aerosystems is a company dedicated to transforming air travel through the development of civil hybrid-electric vertical take-off and landing (e-VTOL) aircraft. By integrating advanced aerodynamics, innovative aircraft design, and efficient propulsion systems, ARC Aerosystems aims to redefine the flying experience for both passengers and cargo. The firm specializes in creating hybrid-electric business jets that combine high speed and extended range, utilizing an all-carbon composite airframe and electric prop fans to enhance travel efficiency. Through its focus on clean energy solutions, ARC Aerosystems seeks to revolutionize the way people and goods are transported globally.

Switchd

Seed Round in 2021
Switchd Ltd is a London-based company that offers an automated energy switching platform to help customers find and secure better gas and electricity deals. Founded in 2016 and formerly known as Switched Energy Ltd, the company simplifies the process of switching energy suppliers by collecting customer tariff information and preferences. Switchd continuously searches the energy market, including both large and small suppliers, to ensure that users are always on the best possible deal. This service aims to provide a hassle-free experience for customers, allowing them to save on their energy bills without the need for manual intervention.

Oval Medical Technologies

Equity Crowdfunding in 2014
Oval Medical Technologies Limited, based in Cambridge, United Kingdom, specializes in the design and development of drug delivery devices, including vials, prefilled syringes, and autoinjectors. Founded in 2009, the company focuses on creating next-generation autoinjectors that enable patients of various ages and from different therapeutic areas to self-administer medications safely and effectively. Oval Medical's technology utilizes cyclic olefin plastic, allowing for the delivery of both viscous and non-viscous drugs. The company primarily serves the pharmaceutical and biotechnology industries, providing innovative solutions to enhance drug delivery and patient compliance. As of December 2016, it operates as a subsidiary of SMC Ltd.

Sustainable Marine Energy

Seed Round in 2014
Sustainable Marine Energy Ltd. is a UK-based company specializing in integrated tidal energy generation systems, with a presence in Edinburgh and Bedford, Canada. Founded in 2012, the company focuses on developing innovative platforms for the tidal energy sector, notably the PLATform for Inshore energy (PLAT-I) and the PLATform for Offshore energy (PLAT-O). The PLAT-I is a floating tidal energy power station tailored for river and inshore tidal sites, while the PLAT-O is a submerged platform designed to harness energy from tidal flows. Sustainable Marine Energy aims to provide cost-effective solutions that generate renewable electricity without environmental impact, offering services such as site valuation, engineering, and installation. By addressing the industry's challenges, the company seeks to enhance the competitiveness of tidal energy compared to traditional electricity generation methods.

Caralon Global

Seed Round in 2011
Caralon Global is developing and commercializing an ultra-thin, highly efficient insulation product. The patent-pending technology used to create its Nanotheca® insulation is a uniquely-manufactured vacuum insulated panel that reduces heat transfer better than traditional fiberglass or polyurethane products.

Ellergreen Group

Seed Round in 2010
Ellergreen Group offers a wide range of products and services, including renewable energy solutions.

Proton Motor

Venture Round in 2006
Proton Motor specializes in the development and manufacture of hydrogen fuel cells and hybrid fuel cell systems, having started production in 1994 within the Magnet Motor company. Headquartered in Puchheim, near Munich, Germany, Proton Motor provides comprehensive solutions encompassing production, manufacturing, and customized implementation of fuel cell systems. The company's offerings cater to various applications, including mobile, maritime, and stationary solutions. Additionally, Proton Motor's product range includes original equipment manufacturer (OEM) fuel cell systems, power supplies, and solar battery storage products. The company primarily operates in Europe, with significant revenue generated from markets in the United Kingdom and Germany.

Zeta Petroleum

Seed Round in 2006
Zeta Petroleum is an oil and gas exploration and production company founded in 2005, with its headquarters in Perth, Australia. The company is engaged in the exploration, development, and production of hydrocarbon resources, focusing primarily on projects located in Romania and Eastern Europe. Zeta Petroleum employs comprehensive systems of control and accountability to manage its operations effectively. The company's strategic initiatives aim to enhance its regional footprint and leverage opportunities within the oil and gas sector.
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