Overview
Index Ventures is a venture capital firm with offices in New York, San Francisco, and London [1][2]. The firm invests in founders across industries [1]. Index Ventures' portfolio includes companies focused on artificial intelligence infrastructure, such as Anthropic, Fireworks, and Scale AI [3]. In the second quarter of 2026, Index Ventures ranked among the 10 most active investors in New York City startups, completing 6 deals during that period [4]. The firm's New York investment activity concentrated at the intersection of artificial intelligence and financial services [4].
Leadership & org chart
Alumni
- PMartin MignotPartner
- PSofia DolfePartner
- PAdrianna MaChief Operating Officer
- PVlad LoktevPartner
- PZeya YangInvestor
- PYasmin RazaviInvestor
- Pdominique vidalPartner
Investments
Nourish
Telehealth platform connecting chronic-condition patients with insurance-covered registered dietitians
Garner Health
Data science platform ranking doctors on quality and cost for employer health plans
Taktile
Decision platform letting risk and fraud teams at banks and fintechs build, test and run automated credit and onboarding decision flows with AI.
Frame Security
A cybersecurity platform that trains employees to recognize and respond to AI-powered social engineering, deepfake, and phishing attacks
Crosby
An AI-native law firm that pairs licensed attorneys with proprietary AI software to review commercial contracts at fixed per-document pricing
- MMoment
NYC company founded by Dylan Parker, Dean Hathout and Ammer Soliman, building a fixed-income operating system that automates trading and portfolio management workflows.
Siro
New York company that records and analyzes in-person field sales conversations with AI.
NYC presence
- Ranked among the 10 most active investors in NYC startups in Q2 2026 with 6 deals, concentrated at the intersection of AI and financial services[1]
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