Arjun Thyagarajan, Founder of Solid

Arjun Thyagarajan is the founder of Solid. Solid has raised $81M in total funding. Latest round: Series B. Backed by FTV Capital, Headline, Base10 Partners.

About Arjun Thyagarajan

Arjun Thyagarajan is the Co-founder and CEO of Solid (formerly Wise), a fintech-as-a-service platform founded in early 2019 to provide infrastructure for companies launching fintech products. He led the company through Seed, Series A, and Series B rounds, reaching $10M ARR and profitability before the company filed for Chapter 11 bankruptcy in 2024. As of 2026, he is the Co-founder and CEO of 1eyeAI, having departed Solid after its 2019–2025 tenure.

Arjun Thyagarajan at a glance

More founders in San Mateo, CA (44)

Browse related founder lists (6)

Full founder directory · Investor directory · Company funding database · Fundraising library