# Operator Partners' AI Investments: 34 Startups in Its Portfolio (2026) > The 34 AI startups Operator Partners has backed, by stage: $1.6B raised between them. From the rounds we track; updated nightly. Source: https://millionrounds.com/portfolio-maps/operator-partners-ai-portfolio (Millionrounds; every figure on the page links to its filing or article) ## Series A 13 - [Sandstone](https://millionrounds.com/company/sandstone) - [*L* Lorikeet](https://millionrounds.com/company/lorikeet) - [*BH* Blossom Health](https://millionrounds.com/company/blossom-health) - [Arya Health](https://millionrounds.com/company/arya-health) - [Predoc](https://millionrounds.com/company/predoc) - [Composio](https://millionrounds.com/company/composio) - [Bold Security](https://millionrounds.com/company/bold-security) - [PactFi](https://millionrounds.com/company/pactfi) - [Velotax](https://millionrounds.com/company/velotax) - [Modern Life](https://millionrounds.com/company/modern-life) - [Anagram](https://millionrounds.com/company/anagram) - [Lightdash](https://millionrounds.com/company/lightdash) - [Streamline AI](https://millionrounds.com/company/streamline-ai) ## Pre-seed and seed 11 - [Harmony](https://millionrounds.com/company/harmony) - [Enigma](https://millionrounds.com/company/enigma) - [*H* Highlight](https://millionrounds.com/company/highlight) - [Noetive](https://millionrounds.com/company/noetive) - [Arya](https://millionrounds.com/company/arya) - [Haven](https://millionrounds.com/company/haven) - [Prequel](https://millionrounds.com/company/prequel) - [Worknet](https://millionrounds.com/company/worknet) - [Reclaim.ai](https://millionrounds.com/company/reclaim-ai) - [Cavalry AI](https://millionrounds.com/company/cavalry-ai) - [Curee AI](https://millionrounds.com/company/curee-ai) ## Series B 5 - [Quartermaster](https://millionrounds.com/company/quartermaster) - [Crosby](https://millionrounds.com/company/crosby) - [MetaMap](https://millionrounds.com/company/metamap) - [Broccoli AI](https://millionrounds.com/company/broccoli-ai) - [Vendia](https://millionrounds.com/company/vendia) ## Stage not reported 3 - [Formlogic](https://millionrounds.com/company/formlogic) - [Prefect](https://millionrounds.com/company/prefect) - [Slipstream](https://millionrounds.com/company/slipstream) ## Series C and later 2 - [Spring Health](https://millionrounds.com/company/spring-health) - [Sensi AI](https://millionrounds.com/company/sensi-ai) ## Segment by segment ### Series A 13 startups · $380M raised - [**Sandstone**](https://millionrounds.com/company/sandstone) Sandstone is a software company based in New York that offers an AI-native legal operations platform tailored for in-house legal departments. United States $80M - [*L* **Lorikeet**](https://millionrounds.com/company/lorikeet) Australia $40M - [*BH* **Blossom Health**](https://millionrounds.com/company/blossom-health) Complimentary health clinic in Eltham. United States $38M - [**Arya Health**](https://millionrounds.com/company/arya-health) SaaS, Healthcare, EHR, EMR United States $36M - [**Predoc**](https://millionrounds.com/company/predoc) Predoc is a New York-based health information management company founded in 2022 by clinicians. United States $30M - [**Composio**](https://millionrounds.com/company/composio) Composio is a San Francisco-based AI infrastructure startup founded in 2023. United States $29M - [**Bold Security**](https://millionrounds.com/company/bold-security) Bold is a cybersecurity company that develops AI software to monitor device activity and detect unusual behavior linked to security threats. United States $28M - [**PactFi**](https://millionrounds.com/company/pactfi) PactFi is a New York-based financial technology company focused on the private credit market. United States $25M ### Pre-seed and seed 11 startups · $628M raised - [**Harmony**](https://millionrounds.com/company/harmony) Discover founder-led capital and responsible growth support for UK businesses. United States $304M - [**Enigma**](https://millionrounds.com/company/enigma) We are an open platform with blockchain-based technology and simple tools for artists and creators to grow alongside fans, investo United States $166M - [*H* **Highlight**](https://millionrounds.com/company/highlight) United States $51M - [**Noetive**](https://millionrounds.com/company/noetive) Intelligence of Record for the physical economy. United States $41M - [**Arya**](https://millionrounds.com/company/arya) Arya's AI concierge makes it radically easy for couples to invest in their relationship and love life, inside and outside the bedroom. United States $33M - [**Haven**](https://millionrounds.com/company/haven) Haven is an AI-powered front desk to handle resident inquiries via phone, SMS, and email. United States $13M - [**Prequel**](https://millionrounds.com/company/prequel) Prequel is a photo and video editing app that goes beyond generic industry functionality with tools created using cutting-edge technology. United States $8.5M - [**Worknet**](https://millionrounds.com/company/worknet) Worknet.ai Inc. United States $5.0M ### Series B 5 startups · $415M raised - [**Quartermaster**](https://millionrounds.com/company/quartermaster) Quartermaster is a maritime technology company focused on enhancing real-time maritime domain awareness. United States $183M - [**Crosby**](https://millionrounds.com/company/crosby) Crosby is a pioneering hybrid AI-powered law firm based in New York, founded in 2023 by Ryan Daniels and John Sarihan. United States $80M - [**MetaMap**](https://millionrounds.com/company/metamap) MetaMap is a customer identity platform that helps merchants discover untapped potential by customizing to any data and workstream need. United States $70M - [**Broccoli AI**](https://millionrounds.com/company/broccoli-ai) Broccoli AI is a technology company that specializes in AI-powered voice assistant solutions for home service businesses. United States $52M - [**Vendia**](https://millionrounds.com/company/vendia) Vendia is a San Francisco-based company founded in 2020 that specializes in real-time data sharing through its serverless, AI-powe United States $30M ### Stage not reported 3 startups · $34M raised - [**Formlogic**](https://millionrounds.com/company/formlogic) Formlogic is an autonomous manufacturing company that uses machine learning and physics simulation to precision parts. United States $20M - [**Prefect**](https://millionrounds.com/company/prefect) Prefect Technologies, Inc. United States $14M - [**Slipstream**](https://millionrounds.com/company/slipstream) Slipstream is a real estate company. United States $20K ### Series C and later 2 startups · $182M raised - [**Spring Health**](https://millionrounds.com/company/spring-health) Spring Health is a global mental health company founded in 2016 and based in New York City. United States $106M - [**Sensi AI**](https://millionrounds.com/company/sensi-ai) Sensi.AI is an AI-powered Care Intelligence platform designed for home care agencies. United States $76M **How this map is made.** Every startup here works in AI and has raised money in a round we track that names Operator 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) [Sector portfolio **Operator Partners' Fintech portfolio** 10 startups · $349M](https://millionrounds.com/portfolio-maps/operator-partners-fintech-portfolio)[Portfolio map **Operator Partners portfolio map** 77 startups · $3.4B](https://millionrounds.com/portfolio-maps/operator-partners-portfolio-map)[Co-investors **Who invests with Operator Partners** 67 co-investors](https://millionrounds.com/portfolio-maps/operator-partners-co-investors)[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) ## Raising from investors like Operator Partners? 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