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Theta

YC X25

San Francisco, US · Founded 2025 · 7 employees · 3 known investors

Theta builds simulation environments and training infrastructure for AI agents specialized to perform enterprise workplace tasks. The company partners with enterprises and research labs to create custom agents that master domain-specific workflows, tools, and decision-making across domains like finance, back office operations, and software development.

Also known as Handler AI · Theta Software

AI & Machine LearningDeveloper ToolsEnterprise SoftwareArtificial IntelligenceReinforcement LearningB2BUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (X25)

Theta was founded in 2025 by Rayan Garg, Tanmay Sharma, and Gurvir Singh.

RGRayan Garg
Rayan Gargin𝕏FounderCofounder of Theta, which builds simulation environments and training infrastructure for AI agents designed to automate enterprise workplace tasks.
TSTanmay Sharma
Tanmay Sharmain𝕏FounderFounder of Theta, which builds simulation environments and training infrastructure for AI agents specialized in enterprise workplace tasks.
GSGurvir Singh
Gurvir Singhin𝕏FounderGurvir Singh is a co-founder at Theta.

Investors · 3

.406 VenturesBoston · $1M – $4M
Scribble VenturesPortola Valley · $750K – $1.5M
Y CombinatorSan Francisco · $500K

Competitors · 1

by search overlap
Stellar5 shared keywordsStellar provides generative AI, large language models, and machine learning integration services to help companies assess AI readiness, identify opportunities, and implement solutions across business operations. The company serves enterprises seeking to improve operational efficiency, revenue, and customer experiences through AI-driven transformation.

Companies competing with Theta for the same Google search keywords, organic and paid, via search-intersection analysis.

In the news

Theta Gold Mines Raises Capital Through Share Placement and Option Exercise - TipRanks.comtipranks.com · Jul 2026Theta raises $27 million to progress TGME - Mining.com.aumining.com.au · Jun 2026Theta Neurotech Raises $1.5M Pre-Seed Funding | Signalbasetrysignalbase.com · Nov 2025Theta Capital Management Launches $200M Blockchain Fund Targeting 10-15 Investmentsfinance.yahoo.com · Sep 2025Theta Capital Management Raises Over $175 Million for Fund-of-Funds Targeting Early-Stage Crypto Startupsnews.bitcoin.com · May 2025Theta: Self-Learning for AI Agentsycombinator.com · May 2025Theta Lake Raises $5 million in Series Seed Funding and Earns Recognition as a RegTech 100 Company for its Compliance AI Platformglobenewswire.com · Jan 2019

Frequently asked questions

What does Theta do?
Theta builds simulation environments and training infrastructure for AI agents specialized to perform enterprise workplace tasks. The company partners with enterprises and research labs to create custom agents that master domain-specific workflows, tools, and decision-making across domains like finance, back office operations, and software development.
Who founded Theta?
Theta was founded by Rayan Garg, Tanmay Sharma, Gurvir Singh in 2025.
Who are Theta's investors?
Theta's investors include .406 Ventures, Scribble Ventures, Y Combinator.
Where is Theta headquartered?
Theta is headquartered in San Francisco, US.