SandboxAQ Raises $150 Million in Series E

by Kay Aloha Villamor in April 7th, 2025

SandboxAQ, a Palo Alto, CA-based enterprise AI and quantum technology company, has raised an additional $150 million in funding, bringing its total Series E funding to over $450 million. 

Investors 

The round saw participation from prominent investors, including Google, NVIDIA, BNP Paribas, Ray Dalio, and Horizon Kinetics. This brings SandboxAQ's total raised amount to over $950 million, with a valuation of $5.75 billion. 

SandboxAQ Use of Funds 

The company will use the funding to advance its Large Quantitative Models (LQMs), expand its AI platforms across multiple scientific and industrial domains, accelerate R&D, and expand strategic partnerships. 

About SandboxAQ 

Founded and led by CEO Jack Hidary, SandboxAQ is a B2B technology company that spun off from Alphabet, dedicated to delivering cutting-edge AI and advanced computing solutions.  The company integrates AI with quantum technology to provide advanced solutions across industries like life sciences, financial services, and cybersecurity. SandboxAQ's Large Quantitative Models (LQMs) are designed to process vast numerical datasets, conduct complex calculations, and perform advanced statistical analysis.  

Funding Details 

Company: SandboxAQ 

Raised: $150.0M 

Round: Series E 

Funding Date: April 2025 

Investors: Ray Dalio, Horizon Kinetics, BNP Paribas, Google, NVIDIA 

Company Website: https://www.sandboxaq.com/  

Software Category: Enterprise AI / Quantitative 

Source: https://www.reuters.com/technology/artificial-intelligence/ai-startup-sandboxaq-adds-nvidia-google-backers-raises-additional-150-million-2025-04-04/, https://www.prnewswire.com/news-releases/sandboxaq-closes-series-e-round-with-expanded-investor-base-302420501.html 

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