MentionFox lists 158 Cloud infrastructure companies. Of them, 148 are Y Combinator companies (the newest batch here is Fall 2026, with 8); 5 filed a Form D notice with the SEC; 5 won an SBIR or STTR award.
Companies158
Y Combinator148
Form D filers5
SBIR/STTR winners5
By year
- 2026: 42 companies (36 Y Combinator, 5 Form D filers, 1 SBIR/STTR winner); median amount sold $24.8M across 5 Form D notices
- 2025: 23 companies (20 Y Combinator, 3 SBIR/STTR winners)
- 2024: 19 companies (18 Y Combinator, 1 SBIR/STTR winner)
- 2023: 20 companies (20 Y Combinator)
Cloud infrastructure startups from other years
Companies from before 2020, or from a year with fewer than 15 of them. Every other year has its own full list, linked above.
| Company | What it does | Date | Amount | Round / stage | Record |
|---|---|---|---|---|---|
| Diversion | A scalable, cloud-native Perforce and Git alternative | Summer 2022 | Y Combinator batch | Y Combinator listing | |
| HyperDX | Open-source, dev-friendly observability. | Summer 2022 | Y Combinator batch | Y Combinator listing | |
| PrimeVault | Infrastructure powering stablecoin and digital finance | Summer 2022 | Y Combinator batch | Y Combinator listing | |
| Sunpia | Deploy serverless without rewriting code | Summer 2022 | Y Combinator batch | Y Combinator listing | |
| Beam | AI-Native Cloud Platform | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| BotCity | Observability and Governance for AI-Generated Python scripts. | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Brainboard | Visually design and manage cloud infrastructures. | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Cerebrium | Serverless Infrastructure Platform for AI | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Jamsocket | Run compute-intensive apps in a browser | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| mutable.ai | Artificially Intelligent Corporations | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Netmaker | Automated WireGuard networks for distributed systems and Kubernetes | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Ravion | The easiest way to use AWS for agents and humans | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| RDash | AI Powered Construction Management Software | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Strong Compute | 10x-1000x faster compute for Neural Network training | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Cloudthread | Eliminate Cloud Waste | Summer 2021 | Y Combinator batch | Y Combinator listing | |
| Tavus | Building the human layer of AI | Summer 2021 | Y Combinator batch | Y Combinator listing | |
| Telmai | Automated data observability and quality for Data Lake | Summer 2021 | Y Combinator batch | Y Combinator listing | |
| Arpio | Recover from any outage in 10 minutes or less. | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| Biodock | Cloud AI microscopy automation | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| Camp | A Nouns DAO governance client | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| Encord | The data layer for physical AI | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| Infracost | Shift FinOps Left: Proactively Find & Fix Cloud Cost Issues | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| Parsagon | AI to track and analyze public policy | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| Pyroscope | Open source continuous profiling software to debug performance issues | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| SigNoz | Open source alternative to DataDog | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| True3D | Building the next generation of visual media | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| Webiny | Open-source framework for building serverless applications | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| Porter | Easiest way to deploy on AWS/GCP/Azure | Summer 2020 | Y Combinator batch | Y Combinator listing | |
| Speedscale | Accelerate development by simulating production conditions with real… | Summer 2020 | Y Combinator batch | Y Combinator listing | |
| Aden | Open source agent generation framework | Winter 2020 | Y Combinator batch | Y Combinator listing | |
| Chaos Genius | DataOps Observability Platform for Snowflake | Winter 2020 | Y Combinator batch | Y Combinator listing | |
| Metaplane | Data observability for modern data teams | Winter 2020 | Y Combinator batch | Y Combinator listing | |
| Release | Environments as a service | Winter 2020 | Y Combinator batch | Y Combinator listing | |
| Signadot | Scalable validation infrastructure for AI agents | Winter 2020 | Y Combinator batch | Y Combinator listing | |
| Data Mechanics | Spark-on-Kubernetes Data Engineering Platform | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| Embrace | Modern user-focused observability built on OpenTelemetry | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| KubeSail | The Self-Hosting Company | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| Vorticity | The Fastest Scientific Computing Platform on the Planet | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| Wasmer | The Operating System for Edge Computing | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| Elph | Acquired by Brex | Winter 2019 | Y Combinator batch | Y Combinator listing | |
| Okteto | Cloud Development Environments with one click | Winter 2019 | Y Combinator batch | Y Combinator listing | |
| FastJVM | Making the JVM faster | Winter 2017 | Y Combinator batch | Y Combinator listing | |
| Terark | Fastest Storage Engine with the Best Compression, we enables direct… | Winter 2017 | Y Combinator batch | Y Combinator listing | |
| Luciq (formerly Instabug) | Agentic Observability Platform for Mobile | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| NetBeez | Network monitoring from the end-user perspective | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Protonet | Protonet provides the easiest way for a small business to run its own… | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Redspread | Version control for software environments | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Appcanary | Appcanary tracks the dependencies you use in your apps and servers… | Summer 2015 | Y Combinator batch | Y Combinator listing | |
| Convox | Open-source tools for deploying, managing, and monitoring cloud… | Summer 2015 | Y Combinator batch | Y Combinator listing | |
| Mezmo | Observability platform to control all of your log data | Winter 2015 | Y Combinator batch | Y Combinator listing | |
| Paperspace | Paperspace is a cloud platform for building and scaling AI… | Winter 2015 | Y Combinator batch | Y Combinator listing | |
| Sails Co. | Full-service web, mobile, & cloud studio providing professional… | Winter 2015 | Y Combinator batch | Y Combinator listing | |
| StatusPage | The best way to communicate with users around downtime. | Summer 2013 | Y Combinator batch | Y Combinator listing | |
| Rescale | High Performance Computing Built for the Cloud | Winter 2012 | Y Combinator batch | Y Combinator listing |
Selling to these companies?
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Figures come only from the record linked in each row; a blank means the record gives none. How these lists are built.