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Industry | Artificial intelligence |
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Founded | 2023 (age) |
Founders | • Charles Kantor • Laurent Sifre • Daan Wiestra • Karl Tuyls • Julien Perollat |
Headquarters | Paris , France |
Key people | • Charles Kantor (Founder and former CEO) • Laurent Sifre (CTO) |
Number of employees | 80 (2025) |
Website | company |
H Company, also known simply as H, is a French artificial intelligence startup founded in 2023 by Charles Kantor, dubbed "the French Sam Altman" by Le Point. [1] The company develops "action-oriented" artificial intelligence agents for enterprise automation and productivity. According to Kantor in Forbes France, "we create AI agents capable of acting, not just responding." [2] In May 2024, under Kantor's leadership, H Company closed a record-setting $220 million Series B—at the time the largest AI raise in Europe [3] —drawing attention from major US tech media including TechCrunch and SiliconANGLE. [4] This landmark fundraise was publicly congratulated by President Emmanuel Macron on social media. [5]
H Company was created by Charles Kantor in 2023, after gathering four DeepMind veterans as founding researchers—Laurent Sifre who participated in the AlphaGo research program (now H CTO), Daan Wiestra, a founding member of Google DeepMind, Karl Tuyls, a specialist in multi-agent systems, and Julien Perollat, also specialized in multi-agent systems and game theory. [3]
In May 2024, the firm secured what was then the largest European AI seed round, totaling $220 million led by US investors including Eric Schmidt (former Google CEO), Amazon, and backed by Accel, Bpifrance, UiPath, Eurazeo, Xavier Niel, Yuri Milner, Bernard Arnault, Samsung and others. President Emmanuel Macron publicly congratulated the achievement on social media. [5] Crowdfund Insider said the raise would "simplify AI utilisation" for enterprise clients, [6] while La Tribune called it a record "levée de fonds qui défie Mistral et OpenAI", [7] SiliconANGLE highlighted the breadth of backers, [4] and Tech Funding News stressed H's focus on "action-oriented AI". [8]
By August 2024 three founding researchers—Wiestra, Tuyls and Perollat—had to depart over operational disagreements. [9]
In November 2024 H launched Runner H, its first agentic-API platform. The debut was applauded by TechCrunch, [10] Yahoo News, [11] Usine Digitale, [12] and Le Figaro, [13] and summarised as making "agentic AI a reality". [14]
In June 2025 the company unveiled three new agentic models—called the future core of its ecosystem by Euronews [15] and "next-generation autonomous AI agents" by Business Wire. [16] Forbes France wrote that the agents "act autonomously, not merely respond", [17] Journal du Net said H had entered "the big league of AI", [18] and Le Point argued Europe could "become a leader in agentic AI". [1]
Later that month, founder-CEO Charles Kantor stepped down amid a strategic clash over his fully funded, billion-dollar in-house AI infrastructure project for H, as detailed in a Sifted profile. [19] He was succeeded by former Palantir France delegate director Gautier Cloix to pivot H Company toward an "agentic services" model. Kantor remains principal shareholder.[ citation needed ]
In July 2025, H Company introduced Surfer-H-CLI, an open-source, web-native Chrome agent designed for browser-based automation—able to search, scroll, click, and type on behalf of users and controllable via any visual language model (VLM). When paired with its June 2025 open-sourced 3B-parameter Holo-1 model, Surfer-H-CLI achieved 92.2% WebVoyager benchmark accuracy. [20]
H Company is building the next generation of enterprise software powered by AI agents that observe, decide, and act. H products are autonomous by design, turning high-level goals into real execution across complex workflows.
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