Who Owns assistant-ui?
Updated onUse this page to find the assistant-ui owner and explore the full ownership hierarchy. See the owner of assistant-ui, the parent company, holding structures, and ultimate controllers.
assistant-ui
Open-source React toolkit for building production AI chat experiences.
Starts at $0
AgentbaseAI
Open-source infrastructure and a managed cloud platform for building and deploying production-grade AI chat and agent experiences.
Starts at $0 / MAU / month
assistant-ui
Open-source React toolkit for building production AI chat experiences.
Starts at $0
AgentbaseAI
Open-source infrastructure and a managed cloud platform for building and deploying production-grade AI chat and agent experiences.
Starts at $0 / MAU / month
Major Shareholders
assistant-ui
Major Shareholders
| Name | Type | Ownership | As of |
|---|---|---|---|
Simon Farshid Founder and CEO of assistant-ui (publicly listed as the active founder on the company's YC profile and website). Exact equity stake not publicly disclosed. | Founder | - | Apr 2026 |
Y Combinator Assistant‑ui is listed as 'Backed by Y Combinator' (YC Winter 2025). Specific ownership percentage from YC is not publicly disclosed. | Institutional | - | Apr 2026 |
AgentbaseAI
Major Shareholders
| Name | Type | Ownership | As of |
|---|---|---|---|
Simon Farshid Founder and CEO (publicly listed as the founder on the company's site and Y Combinator profile). | Founder | - | Apr 2026 |
Y Combinator (YC) Backer (company lists ‘Backed by Y Combinator, W25’ on its website / YC company page). | Institutional | - | Apr 2026 |
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