Isai
Venture capitalParis · Pre-Seed–Late Stage · 18 people tracked
Investment thesis
ISAI positions itself as the investment fund of tech entrepreneurs, bringing together investors and founders. It operates across several strategies spanning the company lifecycle: early-stage venture capital, corporate venture capital, growth and buyout, and growth lending. The firm emphasizes an entrepreneur-driven approach and incorporates ESG considerations into its activity.
Source: firm website, verified Aug 3, 2026.
Team · 18 people
from public directories
What they invest in
from 13 of 114 portfolio companiesAI & Machine Learning ×10Enterprise Software ×10Deep Tech ×4Data & Infrastructure ×3Developer Tools ×3Advanced Manufacturing ×2Cloud Computing ×2SaaS ×2
HQs:United States×6France×2
Investments · 114 tracked
founders shown can be your intro pathAxeptio develops a consent management platform (CMP) that allows businesses to create customizable, branded consent experiences while ensuring compliance with international data protection regulations like GDPR, CCPA, and others.
AdTechCloud ComputingEnterprise SoftwareMarketing TechSaaSParis, FR
Romain Bessuges-Meusy(CEO & Co-founder)Delphine Dorseuil(Chief Financial Officer & Co-founder)Christophe Landat(Chief Legal Officer & Co-founder)
Pasqal is a quantum computing company that develops high-performance quantum systems using neutral atom technology and software for optimization, simulation, and artificial intelligence applications across industry, science, and government sectors.
AI & Machine LearningDeep TechEnterprise SoftwareQuantum ComputingFrance, FR
Alain Aspect(Founder)
Alation builds a data catalog platform with machine learning and generative AI capabilities that helps enterprises find, understand, and trust their data.
AI & Machine LearningData & InfrastructureEnterprise SoftwareRedwood City, US
Satyen Sangani(Founder)Dr. Venky Ganti(Founder)Dr. Feng Niu(Founder)Aaron Kalb(Founder)
Blackshark.ai builds AI infrastructure that converts satellite and drone imagery into operational intelligence for understanding the physical world.
AI & Machine LearningData & InfrastructureDeep Tech<UNKNOWN>
Citrine provides an AI platform for product development used across organizations, with expertise in materials discovery and advanced manufacturing optimization.
Advanced ManufacturingAI & Machine LearningDeep TechEnterprise SoftwareNew MaterialsRedwood City, US
Greg Mulholland(Co-founder & CEO)inRahim Lakhani(Executive Officer)inBryce Meredig(Executive Officer, Director)
BoardScott Brady(Director)Mark Cupta(Director)Amar Hanspal(Director)
Devo provides cybersecurity threat detection and response solutions, along with IT data management capabilities, for global enterprises.
CybersecurityData & InfrastructureEnterprise Software
Oyefunke Fayoyin(Chief Information Security Officer)inMike(Chief Financial Officer)inTom Pucciarella(Chief Customer Officer)inIngo(General Counsel)inTim(Vice President of Corporate Strategy, Marketing and Operations)in
Fiddler provides an AI control plane that offers monitoring, guardrails, and governance for enterprise AI agents and compound AI systems.
AI & Machine LearningDeveloper ToolsEnterprise Software
Krishna Gade(Founder & CEO)in
Frequently asked questions
- What stage does Isai invest at?
- Isai invests at the Pre-Seed, Seed, Series A, Series B, Series C, Growth, Late Stage stages.
- What is Isai's typical check size?
- Isai typically writes checks of $108K – $54M.
- What sectors does Isai focus on?
- Isai focuses on Sector Agnostic.
- Where is Isai located?
- Isai is headquartered in Paris, FR.
- Does Isai lead rounds?
- Isai typically participates in rounds rather than leading them.
Media · Podcasts & interviews
featuring the team“Le succès de la FrenchTech enrichit le retraité du Texas.” - Jean-David Chamboredon (ISAI)
Matthieu Laulan - A Poil et Sans Filet · Jean-David Chamboredon
#13 Christophe Poupinel : entrepreneur et financier - Ooreka, ISAI, Share it - EPISODE COMPLET
Sapians · Christophe Poupinel
Jean-David Chamboredon, ISAI :"je devais faire le lien entre les anglais et les américains"
BFM Business · Jean-David Chamboredon
Jean-David Chamboredon (ISAI) : Bouygues lance un fonds d'investissement pour les start-up
BFM Business · Jean-David Chamboredon
Jean-David Chamboredon (ISAI) : ISAI propose une offre de prêt aux start-up
BFM Business · Jean-David Chamboredon
Dans un Fauteuil avec Jean-David Chamboredon | ISAI & France Digitale
H7 LYON · Jean-David Chamboredon
Images
Co-investors · 35
XAnge is a European early-stage venture capital firm that has backed over 200 startups over more than 20 years, supporting founders from seed stage to global scale.
Serena is a France-based venture capital firm founded in 2008 by entrepreneurs to support founders, with more than half of its team being operators who have founded or led companies.
Elaia is a venture capital firm that partners with entrepreneurs from company inception through to market leadership, supporting them across their growth journey.
Axeleo Capital (AXC) is a European venture capital firm that works closely with founders, publishing sector research including quarterly Cybersecurity and Urban Tech indices while backing startups across their lifecycle.
Partech is a global investment firm that supports founders at every stage through dedicated teams and multiple funds across several continents.
50 Partners is a French startup accelerator and investor run by entrepreneurs, operating multiple acceleration programs across tech, impact, health, and Web3, alongside dedicated funds.
Lightspeed Venture Partners is a global venture capital firm known for backing AI and technology founders, emphasizing deep, hands-on partnerships with the companies it funds.
Notion Capital is a European early-stage venture investor focused on business software companies, run by a team of former entrepreneurs and operators.
Alven is an independent early-stage venture capital firm that has been investing for 25 years, positioning itself as a straightforward, hands-on partner to entrepreneurs.
Rodrigo Sepúlveda Schulz is a senior technology executive and investor who leads the international expansion of Stratio.ai, an AI-powered decision intelligence platform for enterprises and governments, while serving as president of his family office, Sepulveda Capital. He has participated in over 100 financing transactions with a track record including three billion-dollar exits and extensive advisory work across technology ventures.
Silicon Badia is a venture capital firm that partners with entrepreneurs to solve major global problems, having invested in over 100 startups across more than 15 tech industries since 2012.
Kurma Partners is a European healthcare-focused investment firm that co-founds and finances biotech and healthcare companies, working closely with research centers to translate scientific discoveries into high-tech companies.
▶23 more co-investors
Air Street CapitalDaphniAnkaa VenturesAccelIndex VenturesAtomicoCota CapitalEQT VenturesEntrepreneur FirstLead Edge CapitalMosaic VenturesAmadeus Capital PartnersMMC VenturesVoyager CapitalSingularBeyond CapitalRed Sea VenturesFounders Future360 CapitalSeventure PartnersElephant PartnersChausson FinanceLeFonds by FrenchFounders
Firms observed investing alongside Isai, from public investor directories. Shared companies are the overlap with Isai's recorded portfolio.
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