Hannah Seal
Principal/Partner @ Index Ventures
London, United Kingdom
Hannah Seal is a Series A investor at Index Ventures in London focused on Software and Artificial Intelligence. Hannah Seal is based out of London and is the partner of Index Ventures. Hannah previously worked at eBay as the Head of the C2C Marketplace. Hannah Seal attended the University of Cambridge.
- Total investments:
- 44
- Last investment:
- Lead investor:
- 57%
Last updated:
For AI agents: llms.txt
Industries Hannah Seal invests in
Stages Hannah Seal invests in
Countries Hannah Seal invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
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Investment Focus
Industry
- Software 6 (14%)
- Artificial Intelligence 5 (11%)
- SaaS 4 (9%)
- FinTech 3 (7%)
- Enterprise Software 3 (7%)
Stage
- Series A 14 (32%)
- Seed 10 (23%)
- Series B 8 (18%)
- Series C 5 (11%)
- Venture - Series Unknown 2 (5%)
Country
- United Kingdom 13 (30%)
- Israel 1 (2%)
- Mexico 1 (2%)
- Ireland 1 (2%)
- United States 1 (2%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Wonderful develops an enterprise AI platform that helps organizations build, deploy, manage, and improve AI agents and applications for business workflows. Its platform supports multiple AI models, data sources, communication channels, and use cases, allowing agents to operate across customer service, employee support, and back-office processes.Wonderful provides tools for agent development, reusable skills, evaluations, guardrails, knowledge integration, monitoring, and governance. The company also offers AI infrastructure through its AI Gateway, which manages model access, permissions, usage, costs, and routing across an organization’s AI stack. Its services include deployment support and strategic guidance for applying AI to workflows in sectors such as banking, telecommunications, healthcare, retail, utilities, and insurance. | $550M / Series C / Sep 02, 2026 | ||
| Advanced legal AI for in house legal teams | $14M / Series B / Aug 05, 2026 | ||
| Advanced legal AI for in house legal teams | $70M / Series B / Jun 03, 2026 | ||
| Fonoa is a tax technology company that develops a global tax automation platform for digital businesses, marketplaces, SaaS providers, and multinational enterprises. The company helps organizations manage indirect tax compliance by automating processes such as tax calculation, tax ID validation, invoicing, e-invoicing, reporting, and tax returnpreparation across multiple jurisdictions. Its platform is designed to reduce the complexity of complying with constantly changing VAT, GST, sales tax, and other indirect tax regulations worldwide. The company provides a modular, API-first platform that integrates with existing finance, ERP, payment, and operational systems. Its solutions enable businesses to automatically determine the correct tax treatment for transactions, validate customer and supplier tax IDs, generate locally compliant invoices, and meet country-specific e-invoicing and digital reporting requirements. Fonoa supports tax operations across more than 190 jurisdictions and processes hundreds of millions of transactions annually. | $110M / Series C / May 28, 2026 | ||
| Multiverse is a tech startup that seeks to provide an alternative to university training. Multiverse ensures young people have access to the best career-focused apprenticeships on offer.Multiverse empowers and supports people to create their own realities as they journey through a fulfilling career. Multiverse is a true alternative to a one-trackuniversity route and often uninspiring corporate training. | $70M / Series E / May 15, 2026 | ||
| Wonderful develops an enterprise AI platform that helps organizations build, deploy, manage, and improve AI agents and applications for business workflows. Its platform supports multiple AI models, data sources, communication channels, and use cases, allowing agents to operate across customer service, employee support, and back-office processes.Wonderful provides tools for agent development, reusable skills, evaluations, guardrails, knowledge integration, monitoring, and governance. The company also offers AI infrastructure through its AI Gateway, which manages model access, permissions, usage, costs, and routing across an organization’s AI stack. Its services include deployment support and strategic guidance for applying AI to workflows in sectors such as banking, telecommunications, healthcare, retail, utilities, and insurance. | $150M / Series B / Mar 12, 2026 | ||
| Ankar AI operates as a next-generation AI Intellectual Property platform. | $20M / Series A / Dec 16, 2025 | ||
| Wonderful develops an enterprise AI platform that helps organizations build, deploy, manage, and improve AI agents and applications for business workflows. Its platform supports multiple AI models, data sources, communication channels, and use cases, allowing agents to operate across customer service, employee support, and back-office processes.Wonderful provides tools for agent development, reusable skills, evaluations, guardrails, knowledge integration, monitoring, and governance. The company also offers AI infrastructure through its AI Gateway, which manages model access, permissions, usage, costs, and routing across an organization’s AI stack. Its services include deployment support and strategic guidance for applying AI to workflows in sectors such as banking, telecommunications, healthcare, retail, utilities, and insurance. | $100M / Series A / Nov 11, 2025 | ||
| Introducing nexos.ai — a powerful model gateway that delivers game-changing AI solutions. With advanced automation and intelligent decision making, nexos.ai helps simplify operations, boost productivity, and accelerate business growth. | $35.2M / Series A / Sep 29, 2025 | ||
| Wonderful develops an enterprise AI platform that helps organizations build, deploy, manage, and improve AI agents and applications for business workflows. Its platform supports multiple AI models, data sources, communication channels, and use cases, allowing agents to operate across customer service, employee support, and back-office processes.Wonderful provides tools for agent development, reusable skills, evaluations, guardrails, knowledge integration, monitoring, and governance. The company also offers AI infrastructure through its AI Gateway, which manages model access, permissions, usage, costs, and routing across an organization’s AI stack. Its services include deployment support and strategic guidance for applying AI to workflows in sectors such as banking, telecommunications, healthcare, retail, utilities, and insurance. | $29M / Seed / Jul 02, 2025 | ||
| See all 44 investments → | |||
Co-Investors
About Index Ventures
Index Ventures is a venture capital company that provides investment capital and strategic support to early-stage and growth-stage technology enterprises across sectors such as software, fintech, healthcare, and consumer services. It engages with entrepreneurial teams to assess business models, support scaling efforts, and provide guidance through successive development phases. The company’s services include sourcing investment opportunities, conducting due diligence, structuring financing deals, and offering ongoing advisory interactions with portfolio founders. Index Ventures also maintains a network of industry relationships and resources aimed at facilitating connections between founders, investors, and market opportunities. Its focus spans from initial seed rounds through later financing stages to help portfolio companies pursue expansion and market entry efforts.
Index Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Georgia Stevenson
Partner
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Gerald Rimer
Team Member
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Hannah Seal
Principal/Partner
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Jan Hammer
Investor & Partner
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Julia Andre
Principal/Partner
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FAQ
What does Hannah Seal invest in?
Hannah Seal invests primarily in Software, Artificial Intelligence and SaaS startups, most often at Series A and Seed stage. Most of the 44 investments tracked by Shizune back companies in United Kingdom. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Hannah Seal?
Public channels for Hannah Seal include LinkedIn and X (Twitter). For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Hannah Seal last invest?
The most recent investment recorded for Hannah Seal closed in Sep 2026. Shizune tracks 44 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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