Justin Dangel is Co-Founder and CEO of Subquadratic, a Miami-based frontier AI research company building a new class of large language models on a fully subquadratic architecture.

A graduate of Duke University with a degree in Political Science, Justin first founded Voter.com in 1998, growing it into one of the most popular independent political channels on the internet with over 3.5 million monthly users.

Justin is a five-time founder and CEO with a track record across health tech, insurtech, and consumer goods, having spoken at events including the World Economic Forum in Washington.

His prior ventures include Consumer United (now Goji), named one of the Top 10 Fastest Growing Companies in Insurance by Inc. Magazine in 2012, and Ready Responders (now MyLaurel), a health tech company backed by Founders Fund, as well as a founding role at Firefly Health.

Subquadratic raised $29 million in seed funding at a $500 million valuation, and its flagship model SubQ claims a 1,000x reduction in attention compute at 12 million tokens, outperforming GPT-5.5 on key retrieval benchmarks.