Briyan Cessac

Chief Operating Officer @Kerria | Partner @50Partners | Investor | Advisor

📍 France🔄 Updated September 2026💼 7 investments📅 2 years investing🗓 Last invested Dec 2024
VC🌍 France
7
Total investments
3
Early stage
1
Mid stage
1
Late stage
2y
Years active

Portfolio

7 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Investor & Advisor
Dec 2024
#UpcomingSeed #Marketplace #Vault #Grading #TCG #Collectibles #NFT #Tech #Retail #Fintech #DeFi #D.App #Web3.0 #FrenchTech Découvrez Thunder, le premier intermédiaire qui facilite lachat et la vente dobjets de collection emblématiques. Actuellement en Open Beta depuis mi-janvier : > 3500 utilisateurs avec un CAC de 0, > Plus de 25 000 actifs stockés et tokenisés Plus de 25 000 actifs stockés et tokenisés, > Plus de 30 000 euros de volume de transaction mensuel total. Thunder propose un catalogue de services haut de gamme pour les collectionneurs du monde entier : - Banking : Thunder Vault, un système de stockage ultra-sécurisé, - Bourse : Thunder Market, une place de marché où 100% des actifs sont authentifiés, évalués et tokenisés, - Certification : Thunder Cards Grading, une expertise unique au monde pour certifier et pré-grader les actifs des utilisateurs de la plateforme, Thunder is the first player in Europe to offer an all-inclusive approach with tailor-made services for collectors and private investors! Our hybrid application enables enthusiasts from all over the world to interact in a reliable and accessible environment. Backed by blockchain technology, we put our authentication skills at the service of an innovative model, enabling us to certify every asset sent to us before authorising them to be put up for sale on our platform. A unique approach that uses cutting-edge technology to benefit as many people as possible! Whether youre a collector or an investor, our application is the perfect tool to support you! Coming soon on Mobile, with new utility functions available exclusively on Thunder! Go to www.thunder-stock.com to take part! Over 600 users in 4 months of private Beta ⭐️ Over 3,500 users in 12 months of Open Beta ⭐️ Heading for the stars in 2023 ⭐️
Investor
Oct 2024
Cominty transforms how professionals handle everyday data-driven tasks—searching, consolidating information from multiple sources, producing documents, and automating workflows. Unlike traditional retrieval tools, Cominty leverages advanced Agentic Intelligence to go beyond finding information. It actively synthesizes insights, connects teams to in-house experts, and delivers actionable solutions tailored to your unique needs. Seamlessly integrating with enterprise tools like Slack, Salesforce, and SharePoint, Cominty provides instant access to internal data, human expertise, and trusted web sources—all within a secure, LLM-agnostic platform. By turning fragmented knowledge into actionable intelligence, Cominty bridges the gap between data, people, and processes. Designed to empower both knowledge workers and decision-makers, Cominty helps you accomplish in seconds what once took hours—securely, efficiently, and intelligently. This isn’t just the future of work—it’s a smarter, faster way to work than ever before.
Investor
Sep 2024
Bubblemaps makes blockchain data transparent, accessible, and playful. We aim to substitute traditional block explorers, allowing users to easily analyze complex patterns and connections. Through cutting edge visuals, we are disrupting crypto research and due diligence, bringing fundamental data to millions of DeFi users. Our tool is endorsed by multiple blockchains to enhance their security standards. Most notably, we partnered with BNB Chain, Fantom, Avalanche, and Cronos. Our iframes have been natively integrated on leading DeFi platforms like Gemxyz, DEX Screener, and DEXTools.
Investor & Advisor
Sep 2024
Revolutionizing Digital Asset Management Equisafe is at the forefront of the digital transformation of financial assets through blockchain technology. We offer innovative solutions for the tokenization, management, and transfer of assets, making transactions more transparent, secure, and accessible. Our Mission To democratize access to investments by simplifying the process of issuing, managing, and transferring digital assets. We believe in blockchain as an essential tool for achieving global financial inclusion. Our Services - Asset Tokenization : Convert your traditional assets into digital tokens for better liquidity and accessibility. - Asset Management and Transfer : Easily and securely manage and transfer your assets through our intuitive platform. - Compliance and Security : Ensure all your transactions comply with current regulations with advanced security solutions.
Investor
Jul 2024
Kamea Labs is a fintech company empowering stakeholders, by bridging the gap between investors, asset managers and entrepreneurs. Kamea Labs develops tools leveraging self custody and tokenisation, to liberate capital and reshape the investment landscape. Kamea Labs is creating a fundamental building block for the next investment infrastructure that will enable finance to better serve the economy.
Investor
Apr 2024
OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. AI is an extremely powerful tool that must be created with safety and human needs at its core. OpenAI is dedicated to putting that alignment of interests first — ahead of profit. To achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity. Our investment in diversity, equity, and inclusion is ongoing, executed through a wide range of initiatives, and championed and supported by leadership. At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology.
Investor
2024
Were an AI research company that builds reliable, interpretable, and steerable AI systems. Our first product is Claude, an AI assistant for tasks at any scale. Our research interests span multiple areas including natural language, human feedback, scaling laws, reinforcement learning, code generation, and interpretability.
Experience · 11 entries
All (11)
Investments (7)
Founder (3)
2024
Investor & Advisor
Dec 2024
#UpcomingSeed #Marketplace #Vault #Grading #TCG #Collectibles #NFT #Tech #Retail #Fintech #DeFi #D.App #Web3.0 #FrenchTech Découvrez Thunder, le premier intermédiaire qui facilite lachat et la vente dobjets de collection emblématiques. Actuellement en Open Beta depuis mi-janvier : > 3500 utilisateurs avec un CAC de 0, > Plus de 25 000 actifs stockés et tokenisés Plus de 25 000 actifs stockés et tokenisés, > Plus de 30 000 euros de volume de transaction mensuel total. Thunder propose un catalogue de services haut de gamme pour les collectionneurs du monde entier : - Banking : Thunder Vault, un système de stockage ultra-sécurisé, - Bourse : Thunder Market, une place de marché où 100% des actifs sont authentifiés, évalués et tokenisés, - Certification : Thunder Cards Grading, une expertise unique au monde pour certifier et pré-grader les actifs des utilisateurs de la plateforme, Thunder is the first player in Europe to offer an all-inclusive approach with tailor-made services for collectors and private investors! Our hybrid application enables enthusiasts from all over the world to interact in a reliable and accessible environment. Backed by blockchain technology, we put our authentication skills at the service of an innovative model, enabling us to certify every asset sent to us before authorising them to be put up for sale on our platform. A unique approach that uses cutting-edge technology to benefit as many people as possible! Whether youre a collector or an investor, our application is the perfect tool to support you! Coming soon on Mobile, with new utility functions available exclusively on Thunder! Go to www.thunder-stock.com to take part! Over 600 users in 4 months of private Beta ⭐️ Over 3,500 users in 12 months of Open Beta ⭐️ Heading for the stars in 2023 ⭐️
Investor
Oct 2024
Cominty transforms how professionals handle everyday data-driven tasks—searching, consolidating information from multiple sources, producing documents, and automating workflows. Unlike traditional retrieval tools, Cominty leverages advanced Agentic Intelligence to go beyond finding information. It actively synthesizes insights, connects teams to in-house experts, and delivers actionable solutions tailored to your unique needs. Seamlessly integrating with enterprise tools like Slack, Salesforce, and SharePoint, Cominty provides instant access to internal data, human expertise, and trusted web sources—all within a secure, LLM-agnostic platform. By turning fragmented knowledge into actionable intelligence, Cominty bridges the gap between data, people, and processes. Designed to empower both knowledge workers and decision-makers, Cominty helps you accomplish in seconds what once took hours—securely, efficiently, and intelligently. This isn’t just the future of work—it’s a smarter, faster way to work than ever before.
Investor
Sep 2024
Bubblemaps makes blockchain data transparent, accessible, and playful. We aim to substitute traditional block explorers, allowing users to easily analyze complex patterns and connections. Through cutting edge visuals, we are disrupting crypto research and due diligence, bringing fundamental data to millions of DeFi users. Our tool is endorsed by multiple blockchains to enhance their security standards. Most notably, we partnered with BNB Chain, Fantom, Avalanche, and Cronos. Our iframes have been natively integrated on leading DeFi platforms like Gemxyz, DEX Screener, and DEXTools.
Investor & Advisor
Sep 2024
Revolutionizing Digital Asset Management Equisafe is at the forefront of the digital transformation of financial assets through blockchain technology. We offer innovative solutions for the tokenization, management, and transfer of assets, making transactions more transparent, secure, and accessible. Our Mission To democratize access to investments by simplifying the process of issuing, managing, and transferring digital assets. We believe in blockchain as an essential tool for achieving global financial inclusion. Our Services - Asset Tokenization : Convert your traditional assets into digital tokens for better liquidity and accessibility. - Asset Management and Transfer : Easily and securely manage and transfer your assets through our intuitive platform. - Compliance and Security : Ensure all your transactions comply with current regulations with advanced security solutions.
Investor
Jul 2024
Kamea Labs is a fintech company empowering stakeholders, by bridging the gap between investors, asset managers and entrepreneurs. Kamea Labs develops tools leveraging self custody and tokenisation, to liberate capital and reshape the investment landscape. Kamea Labs is creating a fundamental building block for the next investment infrastructure that will enable finance to better serve the economy.
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