SandboxAQ
Venture capital · Palo Alto, California, United States
Portfolio collected from the firm’s website, last checked Jul 26, 2026.Raises and exits come from each company’s own SEC and company records.
3Deep-tech portfolio1 active
2Portfolio exitsAcquired or listed
1Raises, 12 monthsLatest: Quantinuum
21Co-investorsShare a portfolio company
Portfolio · 3 companies
| Company | Sector | Status | Latest raise | Raised |
|---|---|---|---|---|
| Post-Quantum | Cybersecurity | Active | — | — |
| Quantinuum | Quantum | Public | Nov 14, 2025 | $645.8M |
| IonQ | Quantum | Public | Jul 27, 2017 | $14.0M |
Peer ranks
Portfolio size#136
Portfolio exits#103
Raises, 12 months#22
Co-investors#101
Co-investors
- Northrop GrummanVenture capital2 shared
- RaytheonVenture capital2 shared
- United States Space ForceVenture capital2 shared
- ARCH VentureVenture capital1 shared
- Breakthrough Energy VenturesVenture capital1 shared
- HoneywellVenture capital1 shared
- IntelVenture capital1 shared
- IonQVenture capital1 shared
- Lockheed Martin VenturesVenture capital1 shared
- New Enterprise AssociatesVenture capital1 shared
Sectors
- Quantum2
- Cybersecurity1
Portfolios are collected from investors’ own websites and matched to tracked deep-tech companies by name; duplicate listings of the same firm are merged. Exits and raises come from each company’s own record: Form D through the latest filing.