Semiotic
YC F25San Francisco, US · Founded 2025 · 3 employees · 2 known investors
Find your way into Semiotic
163 people in our graph share verified history with the Semiotic team — schools, employers, funds. One of them is your warm intro.
Jeremy Philipsunlockedknows Brandon Yao · together at Columbia Business School (overlapped)
×4knows the team · via Columbia University
×4knows the team · via Columbia Business School
knows the team · via Commonwealth School
knows the team · via Landor
knows the team · via The Westminster Schools
Semiotic develops AI agents that automatically create landing pages for startups, addressing the gap between poor-quality automated website builders and expensive agency services.
Also known as Mooodboard
Founders & leadership· Y Combinator alumni (F25)
Semiotic was founded in 2025 by Michael Roberson, Bryan Grisales, and Brandon Yao.
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Michael Robersonin𝕏Co-Founder and CEOMichael Roberson studied computer science and cognitive science at Columbia before founding a design studio and serving in UX and brand design roles at Amazon and Landor respectively. He is currently CEO of Semiotic.
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Bryan GrisalesinCofounder and CTOBryan Grisales is CTO at Semiotic, with a background in computer science and mathematics from Columbia University and prior AI research experience at Columbia's Computational Design Lab.
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Brandon YaoinCo-Founder & COOBrandon Yao studied computer science and economics at Columbia. He has conducted research with OpenAI's chief economist and held roles at several YC-backed startups, and now serves as COO at Semiotic.
Investors · 2
Competitors · 2
by search overlapBlockworks3 shared keywordsBlockworks operates a platform for onchain capital markets, connecting investors and businesses and providing data, research, and information to help investors underwrite crypto assets. It also produces market and crypto research and media content such as its "The Breakdown" series.
Symbioticsec3 shared keywordsSymbiotic Flow is a security tool designed to fit into developers' workflows without slowing them down, aiming to reduce the friction that causes security steps to be skipped and risk to accumulate in code. It targets software development teams in the application security space.
Companies competing with Semiotic for the same Google search keywords, organic and paid, via search-intersection analysis.
In the news
Frequently asked questions
- What does Semiotic do?
- Semiotic develops AI agents that automatically create landing pages for startups, addressing the gap between poor-quality automated website builders and expensive agency services.
- Who founded Semiotic?
- Semiotic was founded by Michael Roberson, Bryan Grisales, Brandon Yao in 2025.
- Who are Semiotic's investors?
- Semiotic's investors include Y Combinator, Leonis Capital.
- Where is Semiotic headquartered?
- Semiotic is headquartered in San Francisco, US.