Marathon Venture Capital

Marathon Venture Capital is a venture capital firm established in 2017 and located in Athens, Greece. It specializes in seed-stage investments, focusing on ambitious technology startups within the Greek market. The firm is dedicated to supporting founders who strive to innovate and redefine industries despite significant challenges. Marathon's team has extensive experience in building communities and companies, often collaborating with entrepreneurs who are tackling substantial obstacles. The firm's investment strategy typically involves seed rounds ranging from €1 million to €1.5 million for 15-20% equity stakes. Marathon's success is measured by its ability to attract follow-on investments from leading investors.

Alex Alexakis

Analyst

Thaleia Misailidou

Principal

Panos Papadopoulos

Partner

34 past transactions

Progressive Robotics

Seed Round in 2025
Progressive Robotics is a deep-tech university spin-off that has developed a patent-pending solution to easily teach robots how to perform packing and palletizing tasks in the manufacturing industry with AI, in just a few seconds. Based on our research on robotics and deep learning, we are bridging the best of two worlds to make robots smarter for the entire manufacturing industry, including SMEs.

Delian Alliance Industries

Seed Round in 2023
Delian Alliance Industries is a seed-stage company focused on developing autonomous technology aimed at addressing national security challenges within the EU and its allies. By infusing the military industry with the innovative culture of venture-capital-funded startups, the company is creating a framework for future platforms dedicated to civil defense and protection. Delian Alliance Industries has developed an advanced autonomous surveillance system that utilizes artificial intelligence to enhance mission-critical applications, reconnaissance, and situational awareness. This system analyzes, fuses, and geolocates diverse sensor data in real-time, allowing defense and civil engineers to integrate information from various sources, such as cameras and radars, into a coherent operational view.

Bota Systems

Seed Round in 2023
Bota Systems AG, based in Zurich, Switzerland, specializes in the development and manufacture of advanced sensors for robotic applications. Incorporated in 2020, the company produces a range of products including force torque sensors, load cells, and robotic grippers designed to enhance the functionality of robotic arms, exoskeletons, prosthetic devices, and surgical platforms. Bota Systems' offerings include the Rokubi and SensONE force torque sensors, which facilitate safe and efficient interactions between robots and their environments. By providing high-quality and cost-effective components, the company aims to meet the growing demand for automation technology, enabling clients to implement integrated robotic solutions that streamline processes and improve productivity.

Causaly

Series B in 2023
Causaly Inc. specializes in developing an artificial intelligence-based platform aimed at enhancing biomedical research by uncovering hidden evidence and causal relationships in scientific literature. Founded in 2017, the company provides a semantic AI tool that utilizes linguistic and statistical models to validate causal claims and generate research hypotheses. This platform allows users to conduct deep searches across vast corpora of scientific articles, significantly reducing the time required to find answers to complex research questions. In addition to its core capabilities in causal analytics and hypothesis generation, Causaly offers features such as semantic search and natural language processing. Its technology is designed to amplify human cognitive abilities in biomedicine, enabling researchers to make informed decisions and accelerate their discovery processes. Headquartered in Wilmington, Delaware, Causaly also maintains offices in London and Athens.

Ariadne

Series A in 2023
Ariadne is a next-generation people flow analytics platform for physical retail stores, Shopping malls, Airports, and Smart cities that provides real-time people flow analytics throughout the entire shopper journey. Ariadne's solution uses signals emitted from smartphones carried by shoppers, without requiring any opt-in, and determines their exact location and journey in real-time with up to 30cm accuracy. Ariadne's solution offers several benefits to physical store businesses, such as understanding shelf and display effectiveness, optimizing category adjacencies and layout to increase conversion rates, real-time A/B testing of signage and point of sale material, enhancing the shopping experience with the right amount of employees at the right time and location, targeted staff scheduling, navigation offered to shoppers, and targeted push notifications about discounts, promotions and navigation in-store. Moreover, Ariadne's solution provides additional solutions such as ERP integration, conversion tracking, workforce management, catchment area, asset tracking, loyalty rate, and more. The platform provides accurate and certified GDPR privacy and can transform itself into a powerful omnichannel marketing and navigation tool when shoppers opt-in.

SMPnet

Seed Round in 2023
SMPnet is a developer of real-time optimization and control technology aimed at facilitating the energy transition. Its platform supports the efficient management of energy systems by integrating renewable energy sources and enhancing power grid management. This technology is designed to assist energy service companies, utilities, and local energy network providers in delivering effective and sustainable asset management. By promoting efficient operations, SMPnet enables its clients to adapt to the evolving energy landscape and improve the profitability of their energy distribution and integration efforts.

Velos Rotors

Seed Round in 2023
Velos Rotors is a manufacturer specializing in unmanned aerial vehicles (UAVs), helicopters, and drones designed for commercial applications. The company focuses on providing advanced aircraft equipped with a fully redundant drivetrain and significant payload capacity. These aircraft serve a variety of purposes, including geographic mapping, industrial inspections, aerial video photography, surveying, surveillance, and deliveries. By integrating innovative technology, Velos Rotors aims to support diverse industries with efficient and reliable aerial solutions.

Hack The Box

Series B in 2023
Hack The Box Ltd. is an online platform founded in 2017, based in Folkestone, United Kingdom, that focuses on enhancing skills in penetration testing and cybersecurity for individuals, organizations, and educational institutions. The platform offers a variety of guided and exploratory learning experiences, allowing users to improve both offensive and defensive security skills. Through challenges that simulate real-world scenarios and capture-the-flag style tasks, Hack The Box enables users to learn new techniques and refine their hacking abilities, thereby preparing them for various cybersecurity challenges. This makes it a valuable resource for professionals seeking to advance their expertise in the rapidly evolving field of cybersecurity.

Delian Alliance Industries

Seed Round in 2022
Delian Alliance Industries is a seed-stage company focused on developing autonomous technology aimed at addressing national security challenges within the EU and its allies. By infusing the military industry with the innovative culture of venture-capital-funded startups, the company is creating a framework for future platforms dedicated to civil defense and protection. Delian Alliance Industries has developed an advanced autonomous surveillance system that utilizes artificial intelligence to enhance mission-critical applications, reconnaissance, and situational awareness. This system analyzes, fuses, and geolocates diverse sensor data in real-time, allowing defense and civil engineers to integrate information from various sources, such as cameras and radars, into a coherent operational view.

Connectly.ai

Seed Round in 2022
Connectly.ai is a conversational commerce company that focuses on simplifying how small and medium-sized businesses harness their customer messages to transform connections into revenue. Its business solution drives sales for message-first SMBs by running all stages of the customer support and marketing funnel, enabling campaign activation and retargeting, and removing the friction from message-driven sales by treating customers like people, not tickets.

Cube RM

Series A in 2021
Cube RM specializes in revenue management and optimization software tailored for large enterprises. The company's offerings include a user-friendly tender management and configure price quote (CPQ) system, enhanced by integrated pricing guidance. Utilizing advanced technologies such as natural language processing and machine learning, Cube RM's software streamlines the creation and evaluation of sales quotes and tender proposals. This allows businesses to identify optimal pricing strategies effectively. Additionally, the platform supports sophisticated workflows and audit capabilities, enabling organizations to manage all stages of the tendering process with efficiency and accuracy.

Ariadne

Seed Round in 2021
Ariadne is a next-generation people flow analytics platform for physical retail stores, Shopping malls, Airports, and Smart cities that provides real-time people flow analytics throughout the entire shopper journey. Ariadne's solution uses signals emitted from smartphones carried by shoppers, without requiring any opt-in, and determines their exact location and journey in real-time with up to 30cm accuracy. Ariadne's solution offers several benefits to physical store businesses, such as understanding shelf and display effectiveness, optimizing category adjacencies and layout to increase conversion rates, real-time A/B testing of signage and point of sale material, enhancing the shopping experience with the right amount of employees at the right time and location, targeted staff scheduling, navigation offered to shoppers, and targeted push notifications about discounts, promotions and navigation in-store. Moreover, Ariadne's solution provides additional solutions such as ERP integration, conversion tracking, workforce management, catchment area, asset tracking, loyalty rate, and more. The platform provides accurate and certified GDPR privacy and can transform itself into a powerful omnichannel marketing and navigation tool when shoppers opt-in.

Avrio

Pre Seed Round in 2021
Sharing research and insights is messy. Avrio is here to change that. With Avrio you can transform your customer conversations, data analysis, and scattered knowledge into insights that drive growth for your business. Avrio gives you the tools to bring all your qualitative and quantitative data sources together to give your team the full picture and help you maximize your collective knowledge. With Avrio you can: - Upload, transcribe, and analyze user interviews, - Create shareable highlight clips directly from the transcripts, - Capture data from around the web with the Avrio Chrome extension, - Centralise your feedback with our Zapier Integration, - Update your team and save knowledge directly in Slack with our Slack integration, - Build a research repository to take advantage of your team's collective knowledge, - Promote your findings with a research Library, website Pins, and more.

Code BGP

Seed Round in 2021
Code BGP is a cloud-based platform focused on enhancing network security and visibility. It specializes in monitoring and detecting border gateway protocol (BGP) hijacking, providing real-time mitigation solutions to network operators. The platform offers software that facilitates automation and resource tracking, enabling efficient policy verification. By delivering real-time routing metrics and alerting systems, Code BGP helps organizations protect their networks from potential threats and streamline their operations.

Causaly

Series A in 2021
Causaly Inc. specializes in developing an artificial intelligence-based platform aimed at enhancing biomedical research by uncovering hidden evidence and causal relationships in scientific literature. Founded in 2017, the company provides a semantic AI tool that utilizes linguistic and statistical models to validate causal claims and generate research hypotheses. This platform allows users to conduct deep searches across vast corpora of scientific articles, significantly reducing the time required to find answers to complex research questions. In addition to its core capabilities in causal analytics and hypothesis generation, Causaly offers features such as semantic search and natural language processing. Its technology is designed to amplify human cognitive abilities in biomedicine, enabling researchers to make informed decisions and accelerate their discovery processes. Headquartered in Wilmington, Delaware, Causaly also maintains offices in London and Athens.

Hack The Box

Series A in 2021
Hack The Box Ltd. is an online platform founded in 2017, based in Folkestone, United Kingdom, that focuses on enhancing skills in penetration testing and cybersecurity for individuals, organizations, and educational institutions. The platform offers a variety of guided and exploratory learning experiences, allowing users to improve both offensive and defensive security skills. Through challenges that simulate real-world scenarios and capture-the-flag style tasks, Hack The Box enables users to learn new techniques and refine their hacking abilities, thereby preparing them for various cybersecurity challenges. This makes it a valuable resource for professionals seeking to advance their expertise in the rapidly evolving field of cybersecurity.

Augmenta

Series A in 2021
Augmenta, founded in 2017 in Athens, Greece, by George Varvarelis and Dimitris Evangelopoulos, provides an innovative agricultural technology that enhances farm efficiency and productivity. The company's flagship product, the Field Analyzer, is a plug-and-play device compatible with any tractor. It analyzes the specific needs for fertilizers, fungicides, and pesticides across different areas of a farm in real-time, allowing for precise application that optimizes crop yield while minimizing waste. The Field Analyzer can also control agricultural machinery automatically, applying the correct amounts of chemicals without requiring farmer intervention. Additionally, Augmenta offers a user-friendly web platform called the field-viewer, which provides visual data analytics for farmers to track field performance and make informed, data-driven decisions tailored to their specific needs. After successful pilots in 24 fields over two years, Augmenta is currently collaborating with food companies and has partnered with NVIDIA to further develop its advanced deep learning technology.

Connectly.ai

Seed Round in 2021
Connectly.ai is a conversational commerce company that focuses on simplifying how small and medium-sized businesses harness their customer messages to transform connections into revenue. Its business solution drives sales for message-first SMBs by running all stages of the customer support and marketing funnel, enabling campaign activation and retargeting, and removing the friction from message-driven sales by treating customers like people, not tickets.

Hack The Box

Funding Round in 2020
Hack The Box Ltd. is an online platform founded in 2017, based in Folkestone, United Kingdom, that focuses on enhancing skills in penetration testing and cybersecurity for individuals, organizations, and educational institutions. The platform offers a variety of guided and exploratory learning experiences, allowing users to improve both offensive and defensive security skills. Through challenges that simulate real-world scenarios and capture-the-flag style tasks, Hack The Box enables users to learn new techniques and refine their hacking abilities, thereby preparing them for various cybersecurity challenges. This makes it a valuable resource for professionals seeking to advance their expertise in the rapidly evolving field of cybersecurity.

Causaly

Series A in 2019
Causaly Inc. specializes in developing an artificial intelligence-based platform aimed at enhancing biomedical research by uncovering hidden evidence and causal relationships in scientific literature. Founded in 2017, the company provides a semantic AI tool that utilizes linguistic and statistical models to validate causal claims and generate research hypotheses. This platform allows users to conduct deep searches across vast corpora of scientific articles, significantly reducing the time required to find answers to complex research questions. In addition to its core capabilities in causal analytics and hypothesis generation, Causaly offers features such as semantic search and natural language processing. Its technology is designed to amplify human cognitive abilities in biomedicine, enabling researchers to make informed decisions and accelerate their discovery processes. Headquartered in Wilmington, Delaware, Causaly also maintains offices in London and Athens.

Augmenta

Seed Round in 2019
Augmenta, founded in 2017 in Athens, Greece, by George Varvarelis and Dimitris Evangelopoulos, provides an innovative agricultural technology that enhances farm efficiency and productivity. The company's flagship product, the Field Analyzer, is a plug-and-play device compatible with any tractor. It analyzes the specific needs for fertilizers, fungicides, and pesticides across different areas of a farm in real-time, allowing for precise application that optimizes crop yield while minimizing waste. The Field Analyzer can also control agricultural machinery automatically, applying the correct amounts of chemicals without requiring farmer intervention. Additionally, Augmenta offers a user-friendly web platform called the field-viewer, which provides visual data analytics for farmers to track field performance and make informed, data-driven decisions tailored to their specific needs. After successful pilots in 24 fields over two years, Augmenta is currently collaborating with food companies and has partnered with NVIDIA to further develop its advanced deep learning technology.

Netdata

Series A in 2019
Netdata, Inc. is a company that specializes in health monitoring and performance troubleshooting solutions for infrastructure. Incorporated in 2018 and headquartered in Redwood City, California, Netdata's software automatically detects various metrics and provides real-time insights into systems and applications through interactive visualizations and health alarms. The platform is designed to monitor a wide range of environments, including physical and virtual servers, cloud deployments, Kubernetes clusters, and edge devices. It collects metrics with high resolution per second and offers low-latency dashboards that scale efficiently from a single server to thousands. Netdata features unsupervised anomaly detection, powerful visualization tools, and pre-configured alerts to identify common issues promptly. The solution is automated, requiring minimal maintenance, and supports integration with various monitoring systems, making it a versatile choice for organizations seeking to enhance the performance and health of their distributed systems.

Lenses.io

Series A in 2019
Lenses.io Ltd is a data operations platform provider established in 2016 and headquartered in London, United Kingdom. The company focuses on enhancing visibility and confidence in real-time data projects, facilitating collaboration among organizations. Its products simplify data pipelines over Kubernetes, connecting Apache Kafka with external systems and managing data clusters. Lenses.io serves over 40,000 developers, helping them integrate real-time data into applications while adhering to high governance standards. The platform enables engineers to govern, find, explore, process, and integrate data from various streaming technologies, including Confluent and AWS MSK. With tools designed for monitoring, control, debugging, and security, Lenses.io empowers engineering and data teams to optimize their development processes, reducing both time and costs associated with data management.

LearnWorlds

Seed Round in 2019
LearnWorlds Ltd is a London-based company founded in 2014 that offers a cloud-based e-learning platform designed for creating, selling, and marketing online courses. The platform serves over 10,000 organizations and entrepreneurs across more than 130 countries, providing them with a comprehensive suite of tools for course creation. These tools include features for interactive learning, customizable interfaces, advanced analytics, and a sales engine tailored to enhance the selling process. LearnWorlds aims to simplify the online course development experience for professionals, entrepreneurs, and training managers, while also offering online training solutions for corporate clients.

Hack The Box

Seed Round in 2019
Hack The Box Ltd. is an online platform founded in 2017, based in Folkestone, United Kingdom, that focuses on enhancing skills in penetration testing and cybersecurity for individuals, organizations, and educational institutions. The platform offers a variety of guided and exploratory learning experiences, allowing users to improve both offensive and defensive security skills. Through challenges that simulate real-world scenarios and capture-the-flag style tasks, Hack The Box enables users to learn new techniques and refine their hacking abilities, thereby preparing them for various cybersecurity challenges. This makes it a valuable resource for professionals seeking to advance their expertise in the rapidly evolving field of cybersecurity.

Netdata

Seed Round in 2019
Netdata, Inc. is a company that specializes in health monitoring and performance troubleshooting solutions for infrastructure. Incorporated in 2018 and headquartered in Redwood City, California, Netdata's software automatically detects various metrics and provides real-time insights into systems and applications through interactive visualizations and health alarms. The platform is designed to monitor a wide range of environments, including physical and virtual servers, cloud deployments, Kubernetes clusters, and edge devices. It collects metrics with high resolution per second and offers low-latency dashboards that scale efficiently from a single server to thousands. Netdata features unsupervised anomaly detection, powerful visualization tools, and pre-configured alerts to identify common issues promptly. The solution is automated, requiring minimal maintenance, and supports integration with various monitoring systems, making it a versatile choice for organizations seeking to enhance the performance and health of their distributed systems.

norbloc

Convertible Note in 2019
norbloc AB, founded in 2016 and based in Stockholm, Sweden, specializes in developing blockchain-based platforms aimed at improving Know-Your-Customer (KYC) compliance for the banking and consulting sectors. The company's flagship product, Fides, along with its digital onboarding platform Sancus, addresses challenges such as lack of digitization and data duplication by enabling institutions to aggregate data sources and streamline customer data collection and validation in a fully digital format. These platforms leverage digital ledger technology to facilitate secure data sharing between institutions, allowing them to collaborate on KYC validation efforts and potentially monetize these processes. This innovative approach can lead to significant cost savings, exceeding 50% of traditional KYC compliance budgets. All of norbloc's solutions are designed to comply with GDPR regulations, ensuring secure document storage and sharing across various industries, including governmental and health sectors.

Centaur Analytics

Seed Round in 2018
Centaur Analytics, Inc. is a company based in Ventura, California, that specializes in providing wireless sensors and a cognitive services platform to monitor and improve the storage conditions of food products. Founded in 2016, the company focuses on enhancing the quality and safety of stored agricultural goods through the use of advanced sensors, artificial intelligence, and predictive modeling. By offering innovative solutions for visibility and insights into crop conditions, Centaur aims to support farmers, grain traders, and food processing companies in maintaining post-harvest quality while reducing costs associated with compliance and food safety standards. The company's mission is to create sustainable supply chains that minimize waste and loss, ultimately transforming the food industry into a more efficient and trusted quality chain.

Causaly

Seed Round in 2018
Causaly Inc. specializes in developing an artificial intelligence-based platform aimed at enhancing biomedical research by uncovering hidden evidence and causal relationships in scientific literature. Founded in 2017, the company provides a semantic AI tool that utilizes linguistic and statistical models to validate causal claims and generate research hypotheses. This platform allows users to conduct deep searches across vast corpora of scientific articles, significantly reducing the time required to find answers to complex research questions. In addition to its core capabilities in causal analytics and hypothesis generation, Causaly offers features such as semantic search and natural language processing. Its technology is designed to amplify human cognitive abilities in biomedicine, enabling researchers to make informed decisions and accelerate their discovery processes. Headquartered in Wilmington, Delaware, Causaly also maintains offices in London and Athens.

Augmenta

Seed Round in 2018
Augmenta, founded in 2017 in Athens, Greece, by George Varvarelis and Dimitris Evangelopoulos, provides an innovative agricultural technology that enhances farm efficiency and productivity. The company's flagship product, the Field Analyzer, is a plug-and-play device compatible with any tractor. It analyzes the specific needs for fertilizers, fungicides, and pesticides across different areas of a farm in real-time, allowing for precise application that optimizes crop yield while minimizing waste. The Field Analyzer can also control agricultural machinery automatically, applying the correct amounts of chemicals without requiring farmer intervention. Additionally, Augmenta offers a user-friendly web platform called the field-viewer, which provides visual data analytics for farmers to track field performance and make informed, data-driven decisions tailored to their specific needs. After successful pilots in 24 fields over two years, Augmenta is currently collaborating with food companies and has partnered with NVIDIA to further develop its advanced deep learning technology.

InAccel

Seed Round in 2018
InAccel specializes in developing hardware accelerators that enhance performance on the Amazon AWS F1 platform. By offering accelerators-as-a-service, the company enables customers to significantly accelerate machine learning and analytical workloads on Apache Spark, achieving speed improvements of 2 to 10 times with little to no modifications required in existing application code. This not only boosts performance but also helps reduce cloud costs for users. The company's innovative approach allows organizations to harness advanced computing power efficiently, making it an attractive solution for businesses seeking to optimize their data processing capabilities.

Cube RM

Seed Round in 2018
Cube RM specializes in revenue management and optimization software tailored for large enterprises. The company's offerings include a user-friendly tender management and configure price quote (CPQ) system, enhanced by integrated pricing guidance. Utilizing advanced technologies such as natural language processing and machine learning, Cube RM's software streamlines the creation and evaluation of sales quotes and tender proposals. This allows businesses to identify optimal pricing strategies effectively. Additionally, the platform supports sophisticated workflows and audit capabilities, enabling organizations to manage all stages of the tendering process with efficiency and accuracy.

Lenses.io

Seed Round in 2017
Lenses.io Ltd is a data operations platform provider established in 2016 and headquartered in London, United Kingdom. The company focuses on enhancing visibility and confidence in real-time data projects, facilitating collaboration among organizations. Its products simplify data pipelines over Kubernetes, connecting Apache Kafka with external systems and managing data clusters. Lenses.io serves over 40,000 developers, helping them integrate real-time data into applications while adhering to high governance standards. The platform enables engineers to govern, find, explore, process, and integrate data from various streaming technologies, including Confluent and AWS MSK. With tools designed for monitoring, control, debugging, and security, Lenses.io empowers engineering and data teams to optimize their development processes, reducing both time and costs associated with data management.

norbloc

Seed Round in 2017
norbloc AB, founded in 2016 and based in Stockholm, Sweden, specializes in developing blockchain-based platforms aimed at improving Know-Your-Customer (KYC) compliance for the banking and consulting sectors. The company's flagship product, Fides, along with its digital onboarding platform Sancus, addresses challenges such as lack of digitization and data duplication by enabling institutions to aggregate data sources and streamline customer data collection and validation in a fully digital format. These platforms leverage digital ledger technology to facilitate secure data sharing between institutions, allowing them to collaborate on KYC validation efforts and potentially monetize these processes. This innovative approach can lead to significant cost savings, exceeding 50% of traditional KYC compliance budgets. All of norbloc's solutions are designed to comply with GDPR regulations, ensuring secure document storage and sharing across various industries, including governmental and health sectors.
Spot something off? Help us improve by flagging any incorrect or outdated information. Just email us at support@teaserclub.com. Your feedback is most welcome.