Zouk Capital

Zouk Capital is a private equity and venture capital firm established in 1999 and headquartered in London, with an additional office in Singapore. The firm specializes in investments across various stages, including seed and growth capital, with a strong focus on technology, clean technology, renewable energy, and environmental infrastructure. Zouk Capital invests in sectors such as resource efficiency, energy solutions, and environmental services, targeting companies with commercially viable products and revenues between €10 million and €150 million. The firm's investment strategy emphasizes partnerships with management teams to accelerate growth and enhance resource efficiency. It typically invests between €500,000 and €20 million in companies with enterprise values ranging from €20 million to €300 million. Zouk Capital also maintains a dual strategy, combining growth capital investments with infrastructure financing for renewable energy projects. The firm has a global investment focus, particularly in Europe, the Middle East, Asia, and Africa, and aims to achieve exits through IPOs or trade sales, often taking majority stakes in infrastructure investments.

36 past transactions

Zest

Venture Round in 2021
Zest Eco is a London, UK-based EV charging company. It is democratizing EV adoption in the UK by rapidly filling the gaps in the maturing public charging infrastructure.

Readly

Venture Round in 2019
Readly is the new way of reading magazines on tablets and smartphones Readly's mission is simple: To be on the cutting edge of the digital magazine revolution. Our expert management team has more than 25 years of experience in the publishing, digital gaming, and broadcasting industries. Readly has headquarters in Sweden.

Workable

Series C in 2018
Workable is an all-in-one HR platform that helps businesses find great candidates, hire faster, and manage their teams more effectively. With a world-class Applicant Tracking System and a flexible HRIS, it’s your system of record for everything HR. With Workable, you can: 1. Source talent: Post to 200+ job boards and access 400M+ candidate profiles 2. Simplify hiring: Use AI-powered screening, self-scheduled interviews, and automated offer management 3. Manage employees: Automate onboarding, store HR data, and handle performance reviews 4. Track time & attendance: Manage time off, monitor work hours, and generate payroll reports 5. Leverage AI: Source candidates, write personalized emails, and create interview kits effortlessly Workable is designed to be easy to use, with a mobile app for on-the-go management and outstanding customer support. Our software is trusted by over 30,000 companies in more than 100 countries, helping them build high-performance teams.

EO Charging

Private Equity Round in 2018
EO Charging is a designer and manufacturer of smart electric vehicle chargers, headquartered in Stowmarket, United Kingdom. Founded in 2015, the company provides a range of charging solutions for home, work, and various destinations. Its product lineup includes EO home chargers for residential use, EO work chargers for commercial environments, and the eoApp, a smartphone application that allows users to manage their chargers remotely. Additionally, EO Charging offers accessories such as cables and signage to enhance the user experience. By focusing on innovative charging solutions, the company aims to contribute to a cleaner and more sustainable environment.

Readly

Venture Round in 2018
Readly is the new way of reading magazines on tablets and smartphones Readly's mission is simple: To be on the cutting edge of the digital magazine revolution. Our expert management team has more than 25 years of experience in the publishing, digital gaming, and broadcasting industries. Readly has headquarters in Sweden.

Green Hedge

Venture Round in 2017
Green Hedge is a leading developer and operator of low carbon electricity generation and storage projects. Established in 2010, our team have a strong track-record in delivering low carbon energy projects and services. The group’s developer arm has developed over 200 megawatts of renewable energy projects to date, with a focus on large-scale grid connected and on-site generation solar PV systems. In the UK, we are currently developing, building and operating one of the largest pipelines of electricity storage assets in the local market. We also develop and finance "behind the meter" storage installations ("Savings in a Box") for large energy users, helping businesses reduce their cost base and carbon footprint.

Readly

Series B in 2017
Readly is the new way of reading magazines on tablets and smartphones Readly's mission is simple: To be on the cutting edge of the digital magazine revolution. Our expert management team has more than 25 years of experience in the publishing, digital gaming, and broadcasting industries. Readly has headquarters in Sweden.

InstaVolt

Private Equity Round in 2016
InstaVolt is leading the way in EV charging infrastructure, helping to make the UK an easier place to own and operate an electric vehicle. They own, install and maintain rapid electric vehicle charging units all over the country, giving landowners the opportunity to earn a rental income by housing them, and giving EV drivers access to the fastest charging available. They are driven by their passion for protecting the environment. At their core is a mission to improve air quality and reduce carbon emissions. Air quality has reached critical levels in cities across the UK and cars, buses and lorries have been proven as contributing significantly to the problem. Increasing the use of electric vehicles, which emit zero emissions, is an important part of the solution. According to Government statistics, one of the biggest barriers that deters people from buying EVs is range anxiety – the fear of running out of charge. InstaVolt will ensure a rapid charging point is easily accessible to everyone in the country. They believe that charging an electric vehicle should be quick and easy. It’s why, unlike many other companies, they operate an ‘open charger’ model, so anyone can use their charging points on a pay-as-you-go basis. No monthly subscription and no membership cards are required.

Taulia

Series E in 2016
Taulia Inc. is a technology company specializing in supply chain management and financing software solutions, founded in 2009 and headquartered in San Francisco, California. The company offers a range of services for businesses, including dynamic discounting, supply chain finance, cash forecasting, invoice automation, and supplier management. Its platform enables organizations to convert invoices into revenue opportunities by facilitating early payments and providing access to electronic invoicing without imposing fees on suppliers. Additionally, Taulia empowers suppliers through self-service tools, enhancing their operational efficiency. With a presence in various global locations, including offices in the United Kingdom, Germany, and Australia, Taulia has formed a strategic alliance with KPMG to strengthen its offerings in the financial technology sector.

iZettle

Series D in 2015
iZettle is reinventing technologies and banking services that help small-business owners live better, work less and earn more. Based in Stockholm, the financial technology company revolutionized mobile payments in 2010 with the world’s first mini chip card reader and software for mobile devices. Today, small-business owners around the world use iZettle’s powerfully simple services to improve the speed and ease of payments at checkout, business management, sales analytics, customer engagement, and funding

Readly

Venture Round in 2015
Readly is the new way of reading magazines on tablets and smartphones Readly's mission is simple: To be on the cutting edge of the digital magazine revolution. Our expert management team has more than 25 years of experience in the publishing, digital gaming, and broadcasting industries. Readly has headquarters in Sweden.

ip.access

Private Equity Round in 2015
Ip.access solves in-building access problems for mobile operators, opening up new revenue streams while defending existing businesses. Ip.access has been deploying small-cell solutions for over 10 years providing more than 90 customers around the world with the capability to accelerate the introduction of small-cell solutions into their networks irrespective of use case, technology, or deployment model. The company’s success is built upon its ability to provide its Service Provider customers with a range of small cell solutions across all technologies (2G, 3G, and 4G), alongside a deployment philosophy that integrates the small cell access points with converged access gateways and comprehensive network management and performance tools. The methodology and solution capability provided by Ip.access enables its customers to better manage the economic challenges of delivering against ever more demanding coverage and capacity requirements. This, along with the ease of integration to higher order management solutions and the robust and elegant macro network interaction reduces the ‘cycle time’ from installation to commercial service. In addition, Ip.access has focussed diligently on providing the intelligence and application layers to enable its customers to deliver rapid monetization of their small cell deployments and drive new and complimentary revenue streams to further enhance the small cells business case.

Cyphort

Series C in 2015
Cyphort has developed Next Generation Distributed Software Platform to provide the broadest enterprise visibility and accurate detection of advanced threats & evasion techniques, and zero-day attacks by utilizing behavioral analytics, machine learning, and Long-Data Security-Analytics. Cyphort's innovative approach detects the most advanced threats through a highly accurate platform combined with validation and prioritization of threats in context of the organizations eco-system. Through this process Cyphort produces highly customized Actionable Intelligence to users. The Cyphort Distributed Platform has been build with flexibility allowing for seamless integration and detection not only at the edge and network layers but also in virtual infrastructures, cloud environments, and mobile platforms.

Levenseat

Private Equity Round in 2015
Levenseat Limited is a Recycling & Waste Management company based in Central Scotland. With over 25 years’ experience, Levenseat has established a reputation for reliability, accessibility and innovation. We are committed to developing new waste solutions to provide customers with an environmental and economic solution and with the construction of our new plant together with our wider already established facility, we will be delivering to the market Scotland’s largest integrated facility providing treatment and recovery for a wide range of waste materials.

Taulia

Series D in 2015
Taulia Inc. is a technology company specializing in supply chain management and financing software solutions, founded in 2009 and headquartered in San Francisco, California. The company offers a range of services for businesses, including dynamic discounting, supply chain finance, cash forecasting, invoice automation, and supplier management. Its platform enables organizations to convert invoices into revenue opportunities by facilitating early payments and providing access to electronic invoicing without imposing fees on suppliers. Additionally, Taulia empowers suppliers through self-service tools, enhancing their operational efficiency. With a presence in various global locations, including offices in the United Kingdom, Germany, and Australia, Taulia has formed a strategic alliance with KPMG to strengthen its offerings in the financial technology sector.

Huddle

Series D in 2014
Huddle provides version control, tasks, file requests, and mobile working services. They are working in the industries of accounting, consulting, government, marketing, transportation, logistics, media, construction, engineering, utilities, and managed services. They have control of how they can view the documents, and what they can do with them. The transparent tracking of version changes and comments gives a full audit trail.

Zola Electric

Series B in 2014
ZOLA Electric designs renewable energy solutions based on the latest in solar, battery and power electronics technology. Adaptable to energy need and income, ZOLA Electric’s solar systems can be bought over time using PAYGo micro-finance leasing and mobile money payments. ZOLA Electric powers more than 180,000 homes and businesses across Tanzania, Rwanda, Côte d’Ivoire and Ghana. Investors include Tesla, Vulcan Capital, DBL Partners, Helios Investment Partners, EDF, Total and GE Ventures. ZOLA Electric is a recipient of the UN Momentum for Change Award, the Zayed Future Energy Prize and is a member of the Global Cleantech 100.
Lighting Science Group designs, develops, manufactures, and markets general illumination products that use light-emitting diodes. By applying the science of light, their team outperforms the competition and delivers on the promise of LED technology for indoor and outdoor lighting projects. From outer space to major cities and home, Lighting Science products and solutions are environmentally friendly, save money, and increase energy independence.

SpaceTime Insight

Series C in 2013
SpaceTime Insight develops and delivers innovative advanced analytics and IIoT applications for asset-intensive industries. With its software, customers reduce cost and risk, increase capital efficiency, pinpoint theft, spoilage, and shrinkage, lower the frequency and duration of service outages, optimize field crews and operations, ensure regulatory compliance, and more. They understand the entire breadth of their operations in motion, in context, and in real-time, and generate greater returns at lower risk, lower cost, and greater speed. The company's advanced analytics applications help companies realize the full value of their people, processes, and assets. SpaceTime Insight’s software powers mission-critical systems for some of the largest companies around the world in diverse industries including utilities, shipping, manufacturing, and energy.

The Mobility House

Private Equity Round in 2013
Their approach within the world of smart energy is to realize e-mobility - by emphasizing on individual mobility and fueled by energy from regenerative resources. Companies and individuals can easily enter the electric mobility area - in a safe, sustainable and affordable way, thereby walking away from fossil fuel consuming solutions from the past. Ever since 2009, The Mobility House has become one of Europe’s leading providers for electric mobility. Within the fast-growing market environment they specialize on charging solutions and managing the battery pack for energy storage. They stand for an international access to e-mobility – which is safe and customer-oriented. The quality of their products combined with reasonable prices and optimum customer service, ensure satisfaction of their customers and their business partner. Operating b2b with the automotive industry, leasing services and energy utilities, and b2c with EV customers: Fulfilling the customers´ needs is their benchmark for competition within the market.
Lighting Science Group designs, develops, manufactures, and markets general illumination products that use light-emitting diodes. By applying the science of light, their team outperforms the competition and delivers on the promise of LED technology for indoor and outdoor lighting projects. From outer space to major cities and home, Lighting Science products and solutions are environmentally friendly, save money, and increase energy independence.

ffk environment

Venture Round in 2011
ffk environment provides a comprehensive range of waste disposal and secondary raw material production services in the business areas of logistics & disposal, raw material production and raw material trade. The family company was founded in 1992 as a waste logistics company with headquarters in Peitz near Cottbus in Germany. It now employes more than 116 members of staff.

va-Q-tec

Venture Round in 2011
va-Q-tec is a high-tech company established in 2001, specializing in innovative insulation solutions, particularly vacuum insulation panels (VIPs). The company's products are designed to enhance energy efficiency and minimize environmental impact across various sectors. va-Q-tec develops, produces, and sells temperature control and insulation solutions, including heat storage and phase change materials. Its offerings are utilized in the transport of pharmaceutical products, refrigeration and freezer appliances, construction, industrial technology, and mobility sectors such as automobiles and aircraft. The company's operations span Germany, the broader European Union, and other regions, serving diverse markets including healthcare, logistics, appliances, food, and construction.

Anesco

Private Equity Round in 2010
Anesco is a national company dedicated to helping businesses, local authorities, housing associations and homeowners to reduce their carbon emissions. They provide comprehensive energy services, from audits through to recommendations, installations and capital funding plans. Their specialist team has managed some of the UK’s largest and most complex energy efficiency projects.

Trilliant

Series B in 2010
Trilliant is a leader in delivering intelligent networks that enable the transition to the Smart Grid. Trilliant offers a combination of hardware, software and services that serve as the nervous system of the Smart Grid. Since its founding in 1985, the company has been a leading innovator in the delivery and implementation of advanced metering infrastructure (AMI), demand response, and grid management solutions. Trilliant also offers installation, program management and meter revenue cycle services. Trilliant focuses on providing an array of flexible and robust options for utility companies, ranging from meter, network and IT infrastructures to full or hybrid outsource models. Trilliant has more than 100 utility customers including Duke Energy, E.ON US (Louisville Gas & Electric), Hydro One, Hydro Quebec, Jamaica Public Service Company Limited, Milton Hydro, Northeast Utilities, PowerStream, Public Service Electric & Gas, San Diego Gas & Electric, Toronto Hydro Electric System Ltd., and Union Gas. The company is privately owned.

Enviromena Power Systems

Series B in 2010
Enviromena Power Systems designs, finances, installs, and operates solar power plants in the Middle East and North Africa. The company offers turnkey solar power solutions, such as solar system design, supply, solar installation, contracting, and long-term operations and maintenance, as well as consulting services, including LEED, energy efficiency, power purchase agreements, and solar irradiation. Its residential solar solutions include roof mounted or architecturally integrated solar power systems for conscious landlords and homeowners; and utility scale solar solutions consist of financing, design, installation, and operation of utility scale solar projects connected to the local power distribution grid to produce electricity for governments and utilities, and power developers

Trilliant

Series A in 2008
Trilliant is a leader in delivering intelligent networks that enable the transition to the Smart Grid. Trilliant offers a combination of hardware, software and services that serve as the nervous system of the Smart Grid. Since its founding in 1985, the company has been a leading innovator in the delivery and implementation of advanced metering infrastructure (AMI), demand response, and grid management solutions. Trilliant also offers installation, program management and meter revenue cycle services. Trilliant focuses on providing an array of flexible and robust options for utility companies, ranging from meter, network and IT infrastructures to full or hybrid outsource models. Trilliant has more than 100 utility customers including Duke Energy, E.ON US (Louisville Gas & Electric), Hydro One, Hydro Quebec, Jamaica Public Service Company Limited, Milton Hydro, Northeast Utilities, PowerStream, Public Service Electric & Gas, San Diego Gas & Electric, Toronto Hydro Electric System Ltd., and Union Gas. The company is privately owned.

SulfurCell

Private Equity Round in 2008
SulfurCell is a German developer and manufacturer of thin-film, electricity-generating solar modules. Sulfurcell's thin-film modules have demonstrated some of the highest energy conversion efficiencies for thin-film PV. Sulfurcell's product also offers scalability — a crucial component for high-volume supply — bringing the solar industry one step closer to mainstream applications.

Nanotron Technologies

Venture Round in 2008
Nanotron Technologies is a leader in the development of wireless products that combine high speed data transmission and location information at about 1 meter accuracy. Their wireless technology guarantees high signal robustness and low energy consumption. Nanotron's key product nanoLOC delivers both wireless communication and location in one solution. The wireless industry has many technologies for wireless communication and has some solutions for location, but only nanoLOC delivers both in one chip.

SiC Processing

Venture Round in 2007
The SiC Group is one of world's leading service providers in the field of mechanical wet-cutting technologies for the wafer industry, including corresponding logistic solutions. It specializes in preparing cutting fluids that are used to produce wafers for the photovoltaic and semiconductor industries. Cutting fluids are a viscous slurry consisting of solid silicon carbide and fluid glycol.Silicon carbide is used as a sawing agent in the wafer sawing process, where it is applied to the wiresaw in order to give it the necessary specific hardness to saw wafers. The Glycol acts a substrate for the silicon carbide as well as a coolant. Slurry must be replaced after multiple uses and then either properly disposed of or recycled.With the aid of two processes based on hydrocyclone technology, SiC recovers silicon carbide and glycol from the slurry used by wafer producers and conditions these components such that they can be reused in the sawing process. By doing so, SiC provides its customers long-term cost advantages. In addition to the actual recovery and conditioning services, the SiC Group also offers comprehensive logistics services for wafer manufacturers in the field of cutting fluid management. These include transport, storage and procurement of input materials and slurry. SiC currently has four locations worldwide and already has specific plans for setting up an additional production line in and two other production sites in Asia .

Solarcentury

Venture Round in 2007
Established in 1998, Solarcentury is a leading global solar power company that develops, constructs, owns and operates utility-scale solar and smart technology across Europe, Latin America and Africa. Independent and headquartered in the UK, Solarcentury is known internationally for developing and building some of the largest utility-scale solar projects in the UK, the Netherlands, Spain, Kenya and Mexico, including pioneering projects such as the world’s first solar bridge at Blackfriars Station in Central London. Solarcentury’s mission is to make a meaningful difference in the global fight against climate chaos by making solar power the dominant energy source worldwide. During Solarcentury’s 22-year history the business has helped solar power become mainstream, and our projects have generated 6 billion kWh of clean electricity, saving over 1.7 million tonnes of CO2 emissions.

Nanotron Technologies

Venture Round in 2007
Nanotron Technologies is a leader in the development of wireless products that combine high speed data transmission and location information at about 1 meter accuracy. Their wireless technology guarantees high signal robustness and low energy consumption. Nanotron's key product nanoLOC delivers both wireless communication and location in one solution. The wireless industry has many technologies for wireless communication and has some solutions for location, but only nanoLOC delivers both in one chip.

Gas Turbine Efficiency

Private Equity Round in 2006
Gas Turbine Efficiency designs, manufactures and supplies proprietary cleantech energy saving and performance enhancing solutions to the power generation, oil and gas, and aviation industries. The company’s extensive portfolio of patented cleantech solutions save fuel, reduce emissions, increase availability, and extend turbine and parts life.

Orb Energy

Private Equity Round in 2006
Orb Energy provides affordable and renewable energy for off-grid households in India through solar home systems. The company prices its systems at USD 4 per month and reaches low-income customers through its strong retail distribution network. With 90 branches currently in operation, Orb plans to double its branches and employees in the next two years, reaching 250,000 people.

Oplayo

Series C in 2004
Oplayo is a German company that provides its clients with data driven online marketing expertise. It offers a targeted mix of communication tools such as SEO, SEA, Content Distribution Services, and a converting LandingPages. Oplayo is based in Berlin, Munich and Vienna.

AVS Technologies

Series B in 2001
AVS Technologies (AVS) is a technology company developing next generation video distribution technology for both wireless and fixed Internet. AVS solutions work with standard Internet browsers without specific plug-in.
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