# Zetta Venture Partners' AI Investments: 22 Startups in Its Portfolio (2026) > The 22 AI startups Zetta Venture Partners has backed, by stage: $572M raised between them. From the rounds we track; updated nightly. Source: https://millionrounds.com/portfolio-maps/zetta-venture-partners-ai-portfolio (Millionrounds; every figure on the page links to its filing or article) ## Pre-seed and seed 10 - [Boltz](https://millionrounds.com/company/boltz) - [Sumble](https://millionrounds.com/company/sumble) - [Jimini Health](https://millionrounds.com/company/jimini-health) - [Phylo](https://millionrounds.com/company/phylo) - [Guardrails AI](https://millionrounds.com/company/guardrails-ai) - [Featureform](https://millionrounds.com/company/featureform) - [Argilla](https://millionrounds.com/company/argilla) - [Cleric](https://millionrounds.com/company/cleric) - [Pimloc](https://millionrounds.com/company/pimloc) - [Cervo AI](https://millionrounds.com/company/cervo-ai) ## Stage not reported 5 - [Domino Data Lab](https://millionrounds.com/company/domino-data-lab) - [LILT](https://millionrounds.com/company/lilt) - [Falkonry](https://millionrounds.com/company/falkonry) - [Gridspace](https://millionrounds.com/company/gridspace) - [Nanite](https://millionrounds.com/company/nanite) ## Series A 4 - [Noetik](https://millionrounds.com/company/noetik) - [Nebulock](https://millionrounds.com/company/nebulock) - [Workhelix](https://millionrounds.com/company/workhelix) - [Aptology](https://millionrounds.com/company/aptology) ## Series B 3 - [Weaviate](https://millionrounds.com/company/weaviate) - [Focal Systems](https://millionrounds.com/company/focal-systems) - [Constructor](https://millionrounds.com/company/constructor) ## Segment by segment ### Pre-seed and seed 10 startups · $266M raised - [**Boltz**](https://millionrounds.com/company/boltz) Boltz PBC develops open-source AI models and software platforms for biomolecular design. United States $125M - [**Sumble**](https://millionrounds.com/company/sumble) Sumble is a San Francisco-based AI-powered sales intelligence platform designed for Go-To-Market (GTM) and enterprise sales teams. United States $69M - [**Jimini Health**](https://millionrounds.com/company/jimini-health) Jimini's mission is to radically improve the efficacy of mental health care across the world, through Sage, the world's first AI United States $25M - [**Phylo**](https://millionrounds.com/company/phylo) Phylo offers specialized babysitting and guidance to children with psychiatric problems. United States $14M - [**Guardrails AI**](https://millionrounds.com/company/guardrails-ai) Guardrails AI empowers humanity to harness the unprecedented capabilities of foundation AI models. United States $7.5M - [**Featureform**](https://millionrounds.com/company/featureform) Featureform specializes in developing an open-source virtual feature store. United States $5.5M - [**Argilla**](https://millionrounds.com/company/argilla) Argilla provides an AI and cloud-based open-source platform for data-centric natural language processing. Spain $5.5M - [**Cleric**](https://millionrounds.com/company/cleric) Cleric is a San Francisco-based AI startup founded in 2023, focusing on Site Reliability Engineering (SRE). United States $5.5M ### Stage not reported 5 startups · $109M raised - [**Domino Data Lab**](https://millionrounds.com/company/domino-data-lab) Domino Data Lab is a software company based in San Francisco, founded in 2013. United States $54M - [**LILT**](https://millionrounds.com/company/lilt) LILT is the complete enterprise AI platform for content translation and creation United States $35M - [**Falkonry**](https://millionrounds.com/company/falkonry) Falkonry is an Industrial AI software company that provides automated data analysis to the manufacturing and defense industries. United States $13M - [**Gridspace**](https://millionrounds.com/company/gridspace) Gridspace is a technology company based in Los Angeles that specializes in contact center automation. United States $5.7M - [**Nanite**](https://millionrounds.com/company/nanite) Nanite is a non-viral gene delivery company of the next generation. United States $1.8M ### Series A 4 startups · $95M raised - [**Noetik**](https://millionrounds.com/company/noetik) Noetik is an AI-native biotechnology company based in South San Francisco, California, founded in 2022. United States $41M - [**Nebulock**](https://millionrounds.com/company/nebulock) Nebulock is a cybersecurity startup founded in 2024 by Damien Lewke, who has extensive experience in the security industry. United States $31M - [**Workhelix**](https://millionrounds.com/company/workhelix) Workhelix is a private AI software company founded in 2021 and based in Beaverton, Oregon. United States $15M - [**Aptology**](https://millionrounds.com/company/aptology) Aptology is a people intelligence platform that helps companies increase revenue, retention, and diversity and inclusion. United States $8.4M ### Series B 3 startups · $101M raised - [**Weaviate**](https://millionrounds.com/company/weaviate) Weaviate is an Amsterdam-based company that specializes in open-source vector databases. Netherlands $50M - [**Focal Systems**](https://millionrounds.com/company/focal-systems) Focal Systems is an AI-powered retail automation company based in San Francisco, CA. United States $26M - [**Constructor**](https://millionrounds.com/company/constructor) Constructor is an AI-powered product search and discovery platform designed for enterprise ecommerce retailers. United States $25M **How this map is made.** Every startup here works in AI and has raised money in a round we track that names Zetta Venture Partners as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Portfolio map **Zetta Venture Partners portfolio map** 35 startups · $922M](https://millionrounds.com/portfolio-maps/zetta-venture-partners-portfolio-map)[Sector portfolio **Techstars' AI portfolio** 336 startups · $4.9B](https://millionrounds.com/portfolio-maps/techstars-ai-portfolio)[Sector portfolio **Alumni Ventures' AI portfolio** 302 startups · $36B](https://millionrounds.com/portfolio-maps/us-strategic-tech-fund-an-alumni-ventures-fund-ai-portfolio)[Sector portfolio **Andreessen Horowitz's AI portfolio** 259 startups · $426B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-ai-portfolio)[Sector portfolio **General Catalyst's AI portfolio** 226 startups · $179B](https://millionrounds.com/portfolio-maps/general-catalyst-ai-portfolio)[Sector portfolio **Sequoia Capital's AI portfolio** 209 startups · $543B](https://millionrounds.com/portfolio-maps/sequoia-capital-ai-portfolio) ## Raising from investors like Zetta Venture Partners? 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