Top 25 Oil and Gas Startup Investors in France (October 2026)

Portfolio highlights

• Cube — Cube is a French accelerator for tech startups, particularly in Web3, blockchain, and innovation, rebranded from Cube3. It provides a 9-month program combining strategic mentoring, customized funding, media production, and investor networking to scale promising ventures.
• Ostrea — OSTREA is a pioneering company in the creation of high-performance materials based on bio-minerals: seashells.
• NeoXperiences — NeoXperiences develops technological solutions that bring audiences together around fun and interactive experiences.

Portfolio highlights

• GravitHy — We produce low-carbon iron from hydrogen to offer a new value chain and accelerate the decarbonization of the steel industry.
• ClimeFi — ClimeFi partners with leading companies to build and manage high-quality, de-risked carbon removal portfolios built for long-term impact.
• ExerGo Sàrl — We provide sustainable, affordable, and efficient heating and cooling services for cities, utilities, and private companies. Learn more.

Portfolio highlights

• Geolinks — We are a deep tech start up in Geosciences. Our mission is to develop sustainable geophysical monitoring solutions using ambient-noise based technology.

Portfolio highlights

• Faradae — Faradae originates, develops, owns, and operates solar generation, powering hospitality, health care, and office buildings.
• CHARBONE — CHARBONE Hydrogen operates as a green hydrogen company.

Portfolio highlights

• Ekstere — Ekstere facilitates selling and purchasing verified-quality used bicycles at a reasonable price.
• Flexvelop — Flexvelop is a fintech transforming the way businesses finance essential business equipment. "Flexing" is an innovative combination of leasing, renting and bank-financing terms offering a kind of Hardware-as-a-Service solution. Embedded as a payment solution, partnered manufacturers, vendors and brands are actively offering"Flexing" to their b2b customers for financing new business equipment right at the point of sale and in online shops. Flexvelop is operating in the verticals of office-it, hospitality equipment, medical devices or fitness equipment throughout Germany. Well-known manufacturers like Lenovo, WMF, or LaMarzocco are using Flexing openly or as a white-label solution. SMB customers flex equipment to grow flexibly without the usual investment risk – saving liquidity, tax and a clean balance sheet. Flexvelop is using its patented in-house financing technology, promoting a more sustainable circular economy in the same time. Flexing becomes the new standard for business equipment procurement for SMBs throughout Germany, Europe and beyond.
• Presto Engineering — We enable companies imagine and implement microelectronics solutions in high-value markets such as Industrial, Automotive, Communication and Medical.

Portfolio highlights

• Patrowl — Identify and harden your External Security Posture with Patrowl, the leader. Let us manage time-consuming tasks and focus on remediation.
• Exeliom — Exeliom is a clinical-stage biopharmaceutical company tackling the use of commensal bacteria as drugs. Their mission is to harness the therapeutic potential of gut microbiota to enable people to lead longer and healthier lives. They are committed to developing the next generation of probiotics: innovative microbial therapies.Exeliom develops anew class of medicines called Live Biotherapeutics based on their growing understanding of the central role of the microbiota in the immune system.The company was founded in 2016 and is headquartered in Dijon, France.
• Vade Secure — Vade is a global leader in predictive email defense, protecting 1 billion inboxes worldwide. AI-based email security for Microsoft 365.

Portfolio highlights

• Encavis — The Encavis AG is listed in the SDAX segment of the German stock exchange and is a producer of electricity from renewable energy sources. As one of the leading independent power producers, They acquire and operate solar and wind parks throughout Europe. Their plants generate stable returns and make an important contribution to safe and clean energysupplies.
• Vinfast Vietnam JSC — Vinfast Vietnam is a subsidiary of Vinfast.
• Encompass — Award-winning EC360 CDI platform and EC solutions for fast, flawless, and frictionless corporate client identity validation and verification.

Portfolio highlights

• CuspAI — CuspAI is a revolutionary AI startup that is developing a platform for next-generation materials to address global sustainability and renewable energy concerns. CuspAI uses cutting-edge generative AI, deep learning, and molecular simulation to accelerate the material design process. Their platform works similarly to a search engine for materials,allowing users to request certain properties for new materials on demand.
• Kayrros — Kayrros is the leading advanced data analytics company that helps traders, investors, operators and governments make better decisions.
• Venterra — We engineer, build and support the operation of multiple offshore wind farms through our portfolio of specialist operators providing reliable, high-quality services to the offshore wind industry.

Portfolio highlights

• Kheops — Kheops is a tool that shops and producers use to search and order local products.
• ENGO Eyewear — engo3 is a next generation heads up display built for endurance athletes. Instant, frictionless, hands free access to performance metrics with long battery life and an ultra lightweight form factor. Unlock your data, and experience an entirely new way to train and compete
• Elixir Aircraft — Discover Elixir Aircraft, manufacturer of 4th generation light aircraft focusing on safety, savings, versatility, and sustainability in general aviation.

Portfolio highlights

• Calicéo — Calicéo operates as a family group of aquatic fitness and beauty-massage spaces.
• K-Motors — One device replacing contactors, fuses, current sensors and precharge lines.
• Voltalia — The Investor Relations website contains information about Voltalia's business for stockholders, potential investors, and financial analysts.

Portfolio highlights

• PanGenetics — PanGenetics B.V. develops monoclonal antibodies for the treatment of immune mediated diseases.PanGenetics is a clinical development company that specializes in taking antibodies from the late research stage through to clinical proof of concept. The company is based in Utrecht, the Netherlands with an office in Cambridge, UK. PanGenetics employsa lean business model with manufacturing and clinical development activities outsourced to specialist providers. Apart from PG110, the other clinical program of PanGenetics is PG102, a CD40 antagonist for treatment of autoimmune diseases which is currently being evaluated in a clinical study in psoriatic arthritis patients
• Acutus Medical — Acutus Medical develops medical technologies to treat complex cardiac arrhythmia. The company's platform displays the heart’s true activation pattern, turning the chaos of a complex arrhythmia into a clear vision for electrophysiologists.Acutus Medical is a privately funded company founded in 2011 and based in Carlsbad, California. Itsproducts are co-developed in the U.S. and Europe with an exceptional team of medical scientists, biomedical engineers, and other professionals.It was founded in 2011 and headquartered in Carlsbad, California.
• The Cambridge Satchel Company — Beautiful leather satchels and music bags in a variety of sizes, colours - backpack or shoulder strap styles. Made in England, the traditional school satchel is back and looking better than ever.

Portfolio highlights

• Virtuix — With over 4000 Omnis shipped to date, the patent protected Omni system is the leading and most popular omni-directional treadmill on the market.
• Wound Care Technologies — DermaClose specializes in fasciotomy closures with their continuous external tissue expander. Contact DermaClose today at 1-800-896-0436 to learn more.
• Fairway Medical Technologies — Fairway designs, develops and manufactures innovative new medical device technologies.

Portfolio highlights

• iNGage — iNGage is a manufacturer of high-performance inertial MEMS navigation sensors for high-volume autonomous mobility markets
• STELLARIA — Stellaria is a 200 MWe molten salt reactor with 20-year autonomy, delivering safe, sustainable nuclear power without refueling.
• STELLARIA — Stellaria is reimagining sustainable rapid neutron nuclear energy.

Portfolio highlights

• Amarris — Amarris Groupe : expertise comptable innovante pour freelances, entrepreneurs, RH et investisseurs immobiliers.
• Starway — Starway is speciaized in the designing and marketing of electric bicycles.
• Easy Cash — Easy Cash is a marketplace that offers a broad range of used and refurbished products includes electronics, house appliances, and telephony.

Portfolio highlights

• Kynogon — Autodesk game middleware products, including Beast, Navigation, HumanIK and Scaleform, will no longer be available for purchase.
• Voluntis — Voluntis design digital therapeutics to people across multiple areas to self-manage their treatment improving real-world outcomes.
• DBV Technologies — DBV Technologies is a global clinical stage biopharmaceutical company founded by pediatricians who believed that food allergies could one day be treated safely and effectively.

Portfolio highlights

• ICTYOS — Ictyos is a startup that creates marine leathers using a circular and sustainable economy logic. It recycles fish skins from the culinary and catering industries.
• Upciti — Upciti provider of precise, localized and real-time data for smart cities and smart retailers. we produce and make available data at the service of man to make cities smarter and more pleasant to live for all on a daily basis.
• Hyperplan — Digital agriculture platform for enterprise agribusiness teams. Field-level crop intelligence & in-season signals to size markets, manage risk, and act faster.

Portfolio highlights

• ACEN —
• Globe Telecom — Globe Telecom is a provider of mobile telephony and broadband services.
• Bloomberry Resorts — Bloomberry Resorts is an integrated resort developer and operator. The company strives to enhance overall value through sound, prudent, and effective management, an efficient and effective management information system, effective risk management, and more.

Portfolio highlights

• ManoMano — ManoMano is an online marketplace for DIY, home improvement, and gardening products. It is a website of a community of home and DIY lovers that enables them to exchange tips and advice on their DIY or gardening projects. In addition to this expert advice, ManoMano puts clients in touch with a helping hand who will help them achieve their DIYprojects.ManoMano was founded in 2013 and is headquartered in Paris, Ile-de-France, France.
• TISSIUM — TISSIUM is creating the future of tissue reconstruction. Learn more about our novel solutions based on our proprietary platform of biomorphic programmable polymers.
• Presto Engineering — We enable companies imagine and implement microelectronics solutions in high-value markets such as Industrial, Automotive, Communication and Medical.

Portfolio highlights

• MagREEsource — MagREEsource is to link the circular economy by providing a green metallurgical solution through short loop recycling of NdFeB magnets to stabilise and diversify the supply of Rare Earth permanent magnets.
• HALIAS Technologies — HALIAS Technologies is an IT firm that offers digital services and solutions for commercial and industrial firms.
• My Digital Buildings — My Digital Buildings is a software platform for producing and analyzing geographical building data, including 3D point clouds, 2D blueprints, BIM models, and virtual tours.

Portfolio highlights

• HIKOB — In a world with limited resources and confined space, the understanding and exploitation of our physical assets, capital goods, infrastructures, industrial equipments and machinery, is a crucial challenge for years to come. During the life cycle of these assets, the acquisition of data is essential and is a key factor in the process of: -Knowledge & understanding: It consists in a better understanding to create and innovate. - Exploitation & maintenance: It consists in a better use to reduce costs and make it last. However to be useful and data has to be captured at the source on these assets in their real life conditions and in their real context of use: - Outdoor environment - Large natural spaces - Harsh or regulated environments - Mobility contexts HIKOB’s mission is to develop and provide wireless autonomous multi-points data acquisition system to capture information on the field and learn from reality, in all contexts and conditions. Provided as a fully integrated hardware and software platform, HIKOB systems collect complex data and support advanced data processing algorithms. Quick and easy to install, long lasting, HIKOB systems enable not only the multiplication of measurement points but also deployments in all contexts and all type of fields, while avoiding the installation and maintenance costs of traditional wired systems. HIKOB technologies are a key enabler and a result booster for businesses in their development and innovation process as well as for operations and maintenance.
• ARGOSIM — Powerful Tools for a Simulation-Driven Design Process.
• BiBOARD — BiBOARD is a Grenoble based business intelligence company. The company has established itself as a key player in this market. It also managed to bring on-board some big name clients, including Orange, Clarins, and Domaines Barons de Rothschild (Lafite), and key partners including BULL and ATOS. In addition to providing comprehensive and dynamicvisualization of data, one of the things BiBOARD also brings to the market is a collaborative aspect, where users can communicate with their clients, partners, and suppliers via a secure hypertext link.The company was founded in 2008 and was acquired by Econocom on 2017.

Portfolio highlights

• DataBank — DataBank provides scalable and secure data center solutions for enterprises, offering colocation, cloud, and managed services. Our expert team ensures 24/7 support and maximum uptime for your critical IT infrastructure.
• IntelePeer — With IntelePeer's conversational ai platform, you'll increase revenue, improve customer interactions & make better business decisions.
• BeZero Carbon — The Carbon Ratings Agency | BeZero Carbon

Portfolio highlights

• MORFO — We combine local seeds, biological symbioses, drones and artificial intelligence to sustainably reforest and fight global warming around the world.
• Spinergie — Unlock Sustainable Energy with Spinergie: Transform operational and maritime data into actionable insights to reduce your carbon footprint and increase efficiency. Start your maritime green journey today!

Portfolio highlights

• Goodvest — Goodvest is an investment app (life insurance) that builds a better world, in line with your values and promoting performance.
• Jimmy — Jimmy is a supplier of carbon-free industrial heat to industrialists. The company designs and markets turnkey thermal generators, connected to the heating circuits of factories. These generators rely on a nuclear micro-reactor to create heat.
• One Biosciences — One Biosciences leverages single-cell technologies to identify new therapeutics for difficult-to-treat diseases. Magali Richard, David Schilansky, and Céline Vallot co-founded the company in Paris, Ile-de-France, France.

Portfolio highlights

• Spinergie — Unlock Sustainable Energy with Spinergie: Transform operational and maritime data into actionable insights to reduce your carbon footprint and increase efficiency. Start your maritime green journey today!
• Arkadia Space — Arkadia Space provides design, develop and commercialise engines and propulsion systems based on green propellants; the best alternative.

Portfolio highlights

• Packfleet — We serve millions of Londoners, combining a top-notch delivery service with advanced technology to offer a carbon-neutral delivery experience like no other.
• Spinergie — Unlock Sustainable Energy with Spinergie: Transform operational and maritime data into actionable insights to reduce your carbon footprint and increase efficiency. Start your maritime green journey today!
• Crisp — Crisp is app-only supermarket for ultra-fresh food. The marketplace stocks >2000 products from more than 650 farmers, growers and makers and runs on proprietary software enabling zero-inventory and negative working capital. Order today, is delivered next day in a 1-hour timeslot. Launched in April 2018 in the Netherlands, backed by the largestseed funding in the Benelux in the last 3 years. In 2019 and 2020 Crisp raised follow-on rounds.Crisp is founded by Tom Peeters, Michiel Roodenburg and Eric Klaassen with the mission to make better quality food available to more people.