# Advent International: investor

Canonical ID: `66b52048-557e-4d9d-8579-d327e1da135a`

Global private equity firm investing in technology and healthcare companies.

- **Type:** Strategic / corporate

## Portfolio (3)

- [Quantum Systems](https://registry.deploy.report/companies/quantum-systems.md) Series D · 2026-07-02 · $1.2B (reported) · _co lead_
- [Stark Defence](https://registry.deploy.report/companies/stark-defence.md) Series C · 2026-06-23 · $570M (reported)
- [Shield AI](https://registry.deploy.report/companies/shield-ai.md) Series G · 2026-06-15 · $2.0B (reported) · _lead_

## Invests alongside (9)

Other investors that participated in the same funding rounds as Advent International.

- [Balderton Capital](https://registry.deploy.report/investors/balderton-capital.md) · 1 shared round: [Quantum Systems Series D](https://registry.deploy.report/companies/quantum-systems.md#funding-rounds)
- [Blackstone](https://registry.deploy.report/investors/blackstone.md) · 1 shared round: [Quantum Systems Series D](https://registry.deploy.report/companies/quantum-systems.md#funding-rounds)
- [BOND](https://registry.deploy.report/investors/bond.md) · 1 shared round: [Quantum Systems Series D](https://registry.deploy.report/companies/quantum-systems.md#funding-rounds)
- [Founders Fund](https://registry.deploy.report/investors/founders-fund.md) · 1 shared round: [Stark Defence Series C](https://registry.deploy.report/companies/stark-defence.md#funding-rounds)
- [InnovationX](https://registry.deploy.report/investors/innovationx.md) · 1 shared round: [Shield AI Series G](https://registry.deploy.report/companies/shield-ai.md#funding-rounds)
- [JPMorganChase Strategic Investment Group](https://registry.deploy.report/investors/jpmorganchase-strategic-investment-group.md) · 1 shared round: [Shield AI Series G](https://registry.deploy.report/companies/shield-ai.md#funding-rounds)
- [NATO Innovation Fund](https://registry.deploy.report/investors/nato-innovation-fund.md) · 1 shared round: [Stark Defence Series C](https://registry.deploy.report/companies/stark-defence.md#funding-rounds)
- [Sequoia Capital](https://registry.deploy.report/investors/sequoia-capital.md) · 1 shared round: [Stark Defence Series C](https://registry.deploy.report/companies/stark-defence.md#funding-rounds)
- [Wellington Management](https://registry.deploy.report/investors/wellington-management.md) · 1 shared round: [Quantum Systems Series D](https://registry.deploy.report/companies/quantum-systems.md#funding-rounds)

## Sources (5)

1. https://shield.ai/shield-ai-completes-acquisition-of-aechelon-technology/
2. https://www.bloomberg.com/news/articles/2026-06-23/sequoia-founders-fund-back-german-drone-startup-stark-at-3-5-billion-valuation
3. https://www.tectonicdefense.com/stark-raises-e500m-at-e3-5b-valuation/
4. https://thenextweb.com/news/stark-defence-500-million-sequoia-founders-fund-3-5-billion-valuation
5. https://www.reuters.com/business/aerospace-defense/german-drone-maker-quantum-systems-secures-12-billion-funding-2026-07-02/


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