MentionFox lists 72 Customer support companies. Of them, 65 are Y Combinator companies (the newest batch here is Summer 2026, with 2); 7 filed a Form D notice with the SEC.
Companies72
Y Combinator65
Form D filers7
By year
- 2026: 15 companies (8 Y Combinator, 7 Form D filers); median amount sold $1.5M across 7 Form D notices
Customer support 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 |
|---|---|---|---|---|---|
| Clad Labs | AI support done right | Fall 2025 | Y Combinator batch | Y Combinator listing | |
| Minro | Identify churn risk and stay close to users at scale | Fall 2025 | Y Combinator batch | Y Combinator listing | |
| Prox | AI product specialists for equipment manufacturers | Fall 2025 | Y Combinator batch | Y Combinator listing | |
| Ambral | AI for account management and customer success | Summer 2025 | Y Combinator batch | Y Combinator listing | |
| Stormy | Stormy runs the office so your crew can run the work. | Summer 2025 | Y Combinator batch | Y Combinator listing | |
| Calltree | Enterprise-grade AI support reps for call centers | Winter 2025 | Y Combinator batch | Y Combinator listing | |
| Leaping AI | AI voice and texting agents | Winter 2025 | Y Combinator batch | Y Combinator listing | |
| Outlit | Protect and Grow Long-tail Revenue | Winter 2025 | Y Combinator batch | Y Combinator listing | |
| Rulebase | AI customer operations for regulated industries. | Fall 2024 | Y Combinator batch | Y Combinator listing | |
| Intryc | Intryc is the unified quality assurance, governance, and training… | Summer 2024 | Y Combinator batch | Y Combinator listing | |
| Parahelp | Build an AI support agent that securely uses all your tools | Summer 2024 | Y Combinator batch | Y Combinator listing | |
| Phonely | AI call centers | Summer 2024 | Y Combinator batch | Y Combinator listing | |
| Duckie | Build AI Support Agents in Minutes | Winter 2024 | Y Combinator batch | Y Combinator listing | |
| Open | Enterprise AI customer support | Winter 2024 | Y Combinator batch | Y Combinator listing | |
| Quivr | AI-powered auto-resolutions and reply suggestions for customer… | Winter 2024 | Y Combinator batch | Y Combinator listing | |
| Retell AI | Supercharge Your Contact Center Operations with AI Phone Agents | Winter 2024 | Y Combinator batch | Y Combinator listing | |
| Toma | AI for Underserved Industries | Winter 2024 | Y Combinator batch | Y Combinator listing | |
| Wavelength | Build Magical Customer Experiences | Winter 2024 | Y Combinator batch | Y Combinator listing | |
| Elyos AI | AI Customer Service Agents for trades and field services | Summer 2023 | Y Combinator batch | Y Combinator listing | |
| Letterbook | AI-native customer support platform | Summer 2023 | Y Combinator batch | Y Combinator listing | |
| Ariglad | Knowledge base maintenance on auto-pilot | Winter 2023 | Y Combinator batch | Y Combinator listing | |
| Berry | Scale customer success and onboarding with AI | Winter 2023 | Y Combinator batch | Y Combinator listing | |
| Frigade | AI-powered product assistance for modern software teams | Winter 2023 | Y Combinator batch | Y Combinator listing | |
| Pylon | The Agentic Support Platform purpose-built for B2B. | Winter 2023 | Y Combinator batch | Y Combinator listing | |
| Yuma AI | The AI Support Agent for Ecommerce | Winter 2023 | Y Combinator batch | Y Combinator listing | |
| SigmaMind AI | Voice AI platform purpose-built for contact centers. | Summer 2022 | Y Combinator batch | Y Combinator listing | |
| Typewise | Customer service AI that resolves requests end-to-end. | Summer 2022 | Y Combinator batch | Y Combinator listing | |
| Unthread | Automate support ops natively in Slack | Summer 2022 | Y Combinator batch | Y Combinator listing | |
| Atlas | Modern customer support platform replacement for Intercom and Zendesk | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Fogbender | Customer support tool purpose-built for companies that sell APIs | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| MosaicVoice | We make it simple for call centers to automate quality assurance. | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Nara | Answer 70% of your support and sales questions | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Onboard.io | Manage & automate customer onboarding and implementation | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Sero | Intelligent Customer Implementation Platform for B2B | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| SpadeWorks | AI agents that turn every call into revenue for trade businesses | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Beau | Workflows for repetitive customer-facing tasks | Summer 2021 | Y Combinator batch | Y Combinator listing | |
| fluke | fluke is a full-digital mobile operator in Brazil | Summer 2021 | Y Combinator batch | Y Combinator listing | |
| Pide Directo | One-stop-shop for restaurants to operate and grow their business | Summer 2021 | Y Combinator batch | Y Combinator listing | |
| Chatwoot | The modern, open source, self-hosted AI customer support platform | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| cloud humans | AI-powered customer service for startups | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| FirstSupport.ai | AI Assistant for Customer Support | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| FlowEQ | No-code workflow tool | Winter 2021 | Y Combinator batch | Y Combinator listing | |
| Brevy | Empower your customer service team through AI & automation. | Summer 2020 | Y Combinator batch | Y Combinator listing | |
| Dataland | AI agents for customer support. | Summer 2020 | Y Combinator batch | Y Combinator listing | |
| Hoss | The developer experience platform | Winter 2020 | Y Combinator batch | Y Combinator listing | |
| Community Phone Company | The phone that gives families peace of mind about aging parents | Winter 2019 | Y Combinator batch | Y Combinator listing | |
| Observe.AI | Contact center AI platform. | Winter 2018 | Y Combinator batch | Y Combinator listing | |
| Percept.AI | AI support agent for your business that actually works | Summer 2017 | Y Combinator batch | Y Combinator listing | |
| Hivy | An end-to-end platform for office management | Winter 2017 | Y Combinator batch | Y Combinator listing | |
| ScopeAI | Automatically extract valuable insights from customer service… | Winter 2017 | Y Combinator batch | Y Combinator listing | |
| HiOperator | Customer support as a service | Summer 2016 | Y Combinator batch | Y Combinator listing | |
| Techmate | A technology concierge for your home | Summer 2016 | Y Combinator batch | Y Combinator listing | |
| Netomi | Self-Driving Customer Care | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Front | Customer communications hub for building strong relationships | Summer 2014 | Y Combinator batch | Y Combinator listing | |
| Next Caller | Next Caller creates a positive customer experience through real-time… | Winter 2014 | Y Combinator batch | Y Combinator listing | |
| Natero | Data-driven customer success platform for B2B SaaS. | Summer 2012 | Y Combinator batch | Y Combinator listing | |
| TalkBin | Consumer to business messaging | Winter 2011 | 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.