Chalfen Ventures

Chalfen Ventures is a venture capital firm founded in 2019 and based in London, United Kingdom. The firm focuses on backing early-stage technology and software startups that aim to grow and dominate emerging and unconventional markets. Mike Chalfen, the firm's founder, operates as a solo venture capitalist, allowing him to work closely and collaboratively with the entrepreneurs he supports. Chalfen Ventures typically invests from the seed stage through to Series A funding, often leading investment rounds while maintaining flexibility to adapt to the needs of the startups.

Mike Chalfen

Partner

19 past transactions

Kraaft

Series A in 2025
Kraaft is a communication application designed specifically for the construction industry, focusing on site monitoring for various public works trades, including roads and networks. The app enables site workers to send messages efficiently through audio, video, and photos, facilitating real-time communication among team members. Kraaft supports the generation of site reports and the ability to raise reservations on plans, thereby enhancing collaboration and ensuring that construction professionals can deliver high-quality projects within deadlines.

Stackfix

Seed Round in 2024
Stackfix is a software comparison platform that helps businesses find and select customized software products. Utilizing artificial intelligence, the platform offers personalized recommendations, allowing users to compare various software options tailored to their specific requirements. By streamlining the software buying process, Stackfix aims to simplify decision-making for organizations seeking the right tools to enhance their operations.

Deblock

Seed Round in 2024
Deblock is a financial service provider focused on cryptocurrency users, offering a non-custodial crypto wallet tailored for individuals with significant cryptocurrency assets. The company's software facilitates the access, storage, and exchange of cryptocurrencies, allowing users to effectively manage their holdings. Additionally, Deblock assists clients in cashing out their cryptocurrency investments, thus streamlining the process of converting digital assets into fiat currency.

Polar Analytics

Series A in 2024
Polar Analytics is a developer of a software-as-a-service (SaaS) platform that enables e-commerce merchants to consolidate their marketing data from various advertising platforms, analytics tools, customer relationship management systems, and sales channels. By providing a seamless integration of these disparate data sources, the platform allows users to analyze their key performance indicators and monitor metrics in real time. This functionality empowers businesses to make informed, data-driven decisions quickly and efficiently. By streamlining data analytics and insights into a single application, Polar Analytics supports businesses in enhancing their operational effectiveness and strategic planning.

Cogna

Series A in 2024
Cogna is a technology company that specializes in developing custom software solutions using artificial intelligence. It focuses on identifying and addressing operational challenges in specific industries, such as utilities and manufacturing, by delivering tailored software within a short timeframe. The company's AI-powered platform simplifies complex processes, optimizes resource allocation, and enhances productivity, thereby reducing development time and costs for its clients.

General Index

Series A in 2024
General Index is a provider of commodity price data, focusing on transparency and accuracy rather than journalism. The company uses an algorithmic approach to calculate daily energy prices by analyzing thousands of trades from over 170 data partners, adhering to a consistent methodology that complies with regulatory standards. General Index offers more than 3,000 daily prices across various markets, including crude oil, refined products, biofuels, hydrogen, and carbon. Its commitment to customer-centric service positions it as a competitive pricing provider in the industry. Major market players, including Shell, BP, and ExxonMobil, utilize General Index's benchmarks for their trading and analysis needs. The company's services aim to meet the demand for transparency in pricing while providing long-term price certainty and cost efficiency for firms seeking reliable data.

Upciti

Venture Round in 2023
Upciti specializes in providing precise, localized, and real-time data for smart cities and retailers through advanced multi-purpose sensor technology. The company employs artificial intelligence for image analysis, enabling the characterization and optimization of the flow of goods and people in urban environments. This technology supports local authorities in enhancing the efficiency of urban systems, contributing to the development of smarter and more livable cities. By delivering actionable insights, Upciti aims to improve conditions for residents and enhance the overall experience within urban areas.

Kraaft

Seed Round in 2023
Kraaft is a communication application designed specifically for the construction industry, focusing on site monitoring for various public works trades, including roads and networks. The app enables site workers to send messages efficiently through audio, video, and photos, facilitating real-time communication among team members. Kraaft supports the generation of site reports and the ability to raise reservations on plans, thereby enhancing collaboration and ensuring that construction professionals can deliver high-quality projects within deadlines.

Translucent

Seed Round in 2023
Translucent is a developer of advanced accounting software tailored for multi-entity finance teams. The company provides a comprehensive financial platform that consolidates financial data, offering a suite of applications such as Group Reporting, Business Intelligence and Analytics, Live Sheets, and Financial Close. These tools are designed to enhance accuracy, automate reconciliations, and provide businesses with greater control over their financial information. By leveraging consolidated data, Translucent aims to streamline financial processes and improve operational efficiency for its users.

AtomicJar

Series A in 2023
AtomicJar is an integration testing platform founded on March 2, 2021, in Newark, New Jersey, by Sergei Egorov. The company focuses on creating developer tools that simplify the process of automated testing, particularly for unit and domain testing. AtomicJar's platform allows developers to build databases and web frameworks using containers, facilitating easier integration with various dependencies in production environments. By streamlining these testing processes, AtomicJar aims to enhance the overall software development cycle, providing developers with more efficient and effective tools for their work.

Levity

Seed Round in 2022
Levity is a software company based in Berlin, Germany, that offers a no-code AI workflow automation platform designed for non-technical users. Founded in 2020, the platform allows individuals to create custom AI-powered workflows without any coding expertise. By utilizing AI blocks, which comprise a modular set of capabilities, users can quickly build and implement various applications. The platform integrates natural language processing and computer vision, enabling automation of diverse processes such as user sign-ups and data predictions, which can be accomplished in as little as five minutes. Levity's focus on user-friendly design empowers companies to leverage artificial intelligence effectively, enhancing operational efficiency without the need for specialized knowledge.

Luminovo

Seed Round in 2022
Luminovo GmbH, founded in 2017 and based in Munich, Germany, specializes in providing artificial intelligence consulting and solutions tailored for the electronics industry. The company offers hybrid processing services designed to simplify and expedite the development and production processes of electronic products. Luminovo's innovative software facilitates data-driven insights for electronics designers, enhancing their ability to manage supply chains effectively. It empowers manufacturers by automating quoting and procurement processes, thereby fostering collaboration within the supply chain. This approach not only accelerates the path to market for electronic products but also promotes cost efficiency and sustainability in product development. Through its comprehensive offerings, Luminovo aims to reduce the time and resources required for bringing market-ready electronic products to fruition.

Opply

Seed Round in 2022
Opply operates a fully automated supply chain platform that digitizes the sourcing process for food and beverage brands worldwide. The platform features a self-learning matching algorithm that connects sellers with suitable suppliers based on their specific needs. By automating quote requests and facilitating communication with suppliers, Opply streamlines documentation and payment processes. This enables small consumer goods brands to efficiently access a global network of suppliers, simplifying the sourcing and ordering experience.

Reveal

Series A in 2022
Reveal, formerly known as Sharework, is the free platform for Partnership, Marketing, and Sales teams to generate revenue through their ecosystem. Reveal allows you to connect with companies from your ecosystem, securely compare your CRM data, and multiply up to 3X your win rate thanks to your ecosystem’s insights.

Amenitiz

Series A in 2022
Amenitiz is a technology company that provides an all-in-one platform tailored for independent hoteliers. Its mission is to simplify and enhance the management of vacation properties, making it easier for hotel owners to attract guests, manage bookings, and create exceptional experiences. The platform centralizes essential tools, allowing users to build conversion-optimized websites and streamline operations. By focusing on accessibility and efficiency, Amenitiz aims to empower hoteliers worldwide, from urban centers to remote locations, ensuring they can achieve success and profitability in the competitive hospitality market.

Lokalise

Series B in 2021
Lokalise is a fully remote startup founded in 2017 by Nick Ustinov and Petr Antropov, specializing in cloud-based software that simplifies translation and localization processes for businesses. The platform facilitates collaboration among developers, designers, translators, and project managers, serving as a centralized resource for managing copy and translations. Lokalise provides a range of tools, including APIs, SDKs, and plug-and-play connectors, to automate data input from prototyping platforms to final products. Catering to a diverse clientele of 2,000 customers across more than 80 countries, including both startups and Fortune 500 companies, Lokalise offers a comprehensive solution that streamlines and enhances localization efforts for varying content needs.

General Index

Seed Round in 2021
General Index is a provider of commodity price data, focusing on transparency and accuracy rather than journalism. The company uses an algorithmic approach to calculate daily energy prices by analyzing thousands of trades from over 170 data partners, adhering to a consistent methodology that complies with regulatory standards. General Index offers more than 3,000 daily prices across various markets, including crude oil, refined products, biofuels, hydrogen, and carbon. Its commitment to customer-centric service positions it as a competitive pricing provider in the industry. Major market players, including Shell, BP, and ExxonMobil, utilize General Index's benchmarks for their trading and analysis needs. The company's services aim to meet the demand for transparency in pricing while providing long-term price certainty and cost efficiency for firms seeking reliable data.

Sedna

Series B in 2021
Sedna is comprised of two products - Stream and Pulse - providing a data-driven communication platform specifically designed to transform the shipping and supply chain industry. By effectively managing complexity, it streamlines processes and enhances efficiency. Through integrating with the existing ecosystem, Sedna enables decision-making and drives commercial success, building the foundation for our ultimate vision to make trade go faster.
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