Nathaneo Johnson is Co-Founder and CEO of Series, an AI-powered social network that facilitates warm introductions through iMessage. He is a Yale University senior studying Computer Science and Economics.

Nathaneo co-founded BullMont Capital, a student investment fund and venture studio for college founders, during his freshman year at Yale. He also created The Founder Series Podcast, interviewing entrepreneurs and accumulating over 500,000 views.

At age 8, Nathaneo created a walking stick for the visually impaired, and later built award-winning apps including Prowledge, which won recognition from Princeton. He developed Mix26, a social app that gained popularity at Yale.

Series raised $3.1M in pre-seed funding in just 14 days in April 2025, followed by an additional $5.1M pre-seed round in April 2026 from investors including Reddit CEO Steve Huffman, Venmo co-founder Iqram Magdon-Ismail, Pear VC, and GPTZero founder Edward Tian. The platform operates on over 750 campuses with an 82% Day 30 retention rate.

Series has processed over 32,000 messages and pioneered conversational social networking entirely through iMessage. Johnson is recognized as part of the next generation of AI-first founders, challenging traditional Silicon Valley norms and advocating for democratized access to high-value networks.