Quantum Ledger
Vol. III·Cohort Profile·SandboxAQ
Palo Alto, CA, USA·Founded 2022·Private
Boulder · Colorado
Analyst note · Software / QEC

SandboxAQ Software / QEC

Alphabet spinoff selling "Large Quantitative Models" for materials/drug discovery/PQC; highest-valued private quantum-adjacent company.

Alphabet spinoff selling "Large Quantitative Models" for materials/drug discovery/PQC; highest-valued private quantum-adjacent company.

— Ledger Desk · analyst thesis

Bull case

upside

Only quantum-branded company with material revenue today, real customer logos (Vodafone, SoftBank, Mount Sinai, MapLight $200M), and a credible bridge from PQC migration to AI-quantum simulation. $5.75B post-money Series E (April 2025). Clear IPO candidate 2026-2027.

Bear case

downside

$5.75B on ~$20-30M revenue is a 200×+ multiple. If "quantum" branding fades and the business is just enterprise AI, comp set is far cheaper.

Ledger Score · SandboxAQ

The Ledger reads constructive

PQC migration + GPS-denied magnetic navigation in one stack — built to monetize quantum's threat and adjacencies before any quantum computer matters.

73
/ 100

PQC migration + GPS-denied magnetic navigation in one stack — built to monetize quantum's threat and adjacencies before any quantum computer matters.

Technology

50

Capital

92

Commercial

75

Government

85

Components are independently scored and weighted. See methodology.

A profile is a snapshot of an argument, not a verdict. The Ledger updates the score nightly; the thesis we revisit only when the facts change.

— analyst-note conventions