Y Combinator companies
The Y Combinator portfolio as the radar sees it: synced daily, classified into clusters, checked for life and movement. 6,198 companies.
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Submittable The best way to launch, manage and measure social impact programs | B2B SaaSSocial impact program management platform | Y CombinatorS12 | Active | checked 2026-08-23 |
| Upwave Marketing analytics for the world's biggest brand marketers | B2B SaaSmarketing analytics for enterprises | Y CombinatorS12 | Active | checked 2026-08-23 |
| Virool Virool provides native video advertising experience for the biggest… | B2B SaaSProgrammatic video advertising platform | Y CombinatorS12 | Acquired | checked 2026-08-23 |
| VoiceGem Voice messaging platform - Acquired by Palantir in 2013 | B2B SaaSVoice messaging and communication | Y CombinatorS12 | Acquired | checked 2026-08-17 |
| Zapier The easiest way to automate your work. | B2B SaaSWorkflow automation platform | Y CombinatorS12 | Active | checked 2026-08-23 |
| ZeroMailer Easy mailing lists | B2B SaaSemail marketing and mailing lists | Y CombinatorS12 | Acquired | checked 2026-08-23 |
| Amplitude Digital Analytics Platform | B2B SaaSproduct analytics and CDP platform | Y CombinatorW12 | Public company | checked 2026-08-23 |
| Chute Discover the photos and videos people are taking of your brand or… | B2B SaaSUser-generated content management platform | Y CombinatorW12 | Acquired | checked 2026-08-17 |
| CoderWall | B2B SaaSdeveloper learning and community platform | Y CombinatorW12 | Acquired | checked 2026-08-17 |
| FarmLogs Software that helps farmers operate more profitable businesses. | B2B SaaSfarm management analytics platform | Y CombinatorW12 | Acquired | 2026-08-23 |
| Fond Rewards and recognition SaaS for HR leaders | B2B SaaSEmployee rewards and recognition platform | Y CombinatorW12 | Acquired | 2026-08-23 |
| Glider We filter distracting emails away from your inbox. | B2B SaaSEmail filtering and inbox management | Y CombinatorW12 | Inactive | checked 2026-08-25 |
| Gusto Provides growing businesses with everything to take care of their team | B2B SaaSPayroll and HR platform for SMBs | Y CombinatorW12 | Active | checked 2026-08-17 |
| HackPad A realtime wiki for getting things done. | B2B SaaSCollaborative document and wiki platform | Y CombinatorW12 | Acquired | checked 2026-08-17 |
| Hipmob Customer communication for iOS and Android developers - an in-app… | B2B SaaSIn-app customer communication platform | Y CombinatorW12 | Inactive | checked 2026-08-17 |
| HireArt Gives businesses everything needed to hire & manage W2 contractors. | B2B SaaSrecruiting and talent staffing | Y CombinatorW12 | Active | checked 2026-08-23 |
| MyVR The open platform for the vacation rental industry. | B2B SaaSVacation rental management platform | Y CombinatorW12 | Acquired | 2026-08-23 |
| Optilly/Installmonetizer Fb ad optimization platform | B2B SaaSFacebook ad optimization platform | Y CombinatorW12 | Inactive | checked 2026-08-17 |
| PlanGrid Mobile applications for the construction industry. | B2B SaaSConstruction project management platform | Y CombinatorW12 | Acquired | 2026-08-23 |
| Priceonomics We help companies turn their data into great stories. | B2B SaaSdata storytelling and price guides | Y CombinatorW12 | Acquired | checked 2026-08-23 |
| Ridecell World's Leading Fleet Intelligence Platform | B2B SaaSFleet intelligence and operational analytics | Y CombinatorW12 | Active | checked 2026-08-23 |
| SendHub Simple Business SMS. SMBs to Large Enterprise. | B2B SaaSBusiness SMS messaging platform | Y CombinatorW12 | Acquired | checked 2026-08-23 |
| Draft Making Draft. Super simple version control and collaboration for… | B2B SaaScollaborative word processor with version control | Y CombinatorS11 | Inactive | checked 2026-08-17 |
| DubjoyAI Dubjoy translates and voice-overs your video to any language | B2B SaaSVideo localization and dubbing | Y CombinatorS11 | Inactive | checked 2026-08-25 |
| Interstate Create & Share Product Roadmaps | B2B SaaSProduct roadmap planning and collaboration | Y CombinatorS11 | Inactive | checked 2026-08-17 |
| LeadGenius LeadGenius is an account-based marketing and lead generation… | B2B SaaSB2B lead generation and data enrichment | Y CombinatorS11 | Active | checked 2026-08-23 |
| OneSignal Engage customers through personalized omni-channel messaging | B2B SaaSOmnichannel messaging and customer engagement | Y CombinatorS11 | Active | checked 2026-08-23 |
| Pagelever Facebook analytics. Acquired by Unified in January 2013. | B2B SaaSFacebook analytics and social insights | Y CombinatorS11 | Acquired | checked 2026-08-17 |
| PhoneSys The Phone System for Sales Teams. | B2B SaaSphone system for sales | Y CombinatorS11 | Inactive | checked 2026-08-17 |
| Rentobo The easiest way to find a tenant. Rentobo is a tool that makes it… | B2B SaaSrental property management platform | Y CombinatorS11 | Inactive | checked 2026-08-17 |
| Streak Streak transforms Gmail into a powerful CRM | B2B SaaSCRM inside Gmail | Y CombinatorS11 | Active | checked 2026-08-23 |
| TapEngage Touch-friendly marketing, acquired by Dropbox | B2B SaaSmobile marketing platform | Y CombinatorS11 | Acquired | 2026-08-23 |
| Vidyard Video for business. | B2B SaaSVideo platform for business communications | Y CombinatorS11 | Active | checked 2026-08-23 |
| Zenbox Brings dozens of SaaS's (Mailchimp, Stripe, Shopify, Salesforce,… | B2B SaaSSaaS data aggregation browser extension | Y CombinatorS11 | Inactive | checked 2026-08-25 |
| Zeus Tech-enabled property manager focused on corporate rentals; Acquired… | B2B SaaSProperty management software | Y CombinatorS11 | Acquired | checked 2026-08-17 |
| Acunote Online Project Management and Scrum Software - Acunote | B2B SaaSScrum project management software | Y CombinatorW11 | Active | checked 2026-08-23 |
| Close CRM and sales automation tools for startups and SMBs | B2B SaaSCRM and sales automation | Y CombinatorW11 | Active | checked 2026-08-23 |
| Custora Custora is a predictive analytics platform for e-commerce marketing… | B2B SaaScustomer analytics for e-commerce | Y CombinatorW11 | Acquired | checked 2026-08-17 |
| HelloSign eSignature software for small and mid-market businesses. | B2B SaaSeSignature and digital workflows | Y CombinatorW11 | Acquired | 2026-08-23 |
| Hotspots Real-time analytics (acq by TWTR, 2012) | B2B SaaSStreaming content analytics and discovery | Y CombinatorW11 | Acquired | checked 2026-08-17 |
| Siasto Siasto is a collaboration tool designed for SMBs who use Google Apps,… | B2B SaaSCollaboration and task management for Google Workspace | Y CombinatorW11 | Inactive | 2026-08-23 |
| TellFi Google Voice for business. | B2B SaaSBusiness phone system software | Y CombinatorW11 | Inactive | 2026-08-23 |
| Userfox User retention as a service. Drip email | B2B SaaSuser retention email automation | Y CombinatorW11 | Inactive | checked 2026-08-17 |
| You Got Listings All-in-one apartment Marketing Platform for brokerages and landlords. | B2B SaaSReal estate marketing and listings platform | Y CombinatorW11 | Active | checked 2026-08-23 |
| AdGrok Easy SEM software. Acquired by Twitter in 2011. | B2B SaaSSEM automation and keyword bidding | Y CombinatorS10 | Acquired | checked 2026-08-17 |
| AeroFS Secure Enterprise Collaboration. | B2B SaaSEnterprise file sync and collaboration | Y CombinatorS10 | Acquired | checked 2026-08-25 |
| Chartio Chartio is changing how companies work by building the best… | B2B SaaScloud data visualization and dashboards | Y CombinatorS10 | Acquired | checked 2026-08-23 |
| DemandSphere SEO & Content Marketing Intelligence | B2B SaaSSEO and content marketing intelligence | Y CombinatorS10 | Active | checked 2026-08-23 |
| Gantto Better Microsoft Project. | B2B SaaSproject management and gantt visualization | Y CombinatorS10 | Inactive | 2026-08-23 |
| Leftronic Business dashboards | B2B SaaSreal-time business dashboards | Y CombinatorS10 | Acquired | checked 2026-08-23 |
| PagerDuty Real-time visibility into critical apps and services all in one place. | B2B SaaSIncident management and on-call operations | Y CombinatorS10 | Public company | checked 2026-08-23 |
| Post.fm New email inbox. | B2B SaaSemail productivity platform | Y CombinatorS10 | Inactive | 2026-08-23 |
| Upbeat Upbeat: Building the next generation of Public Relations (PR) | B2B SaaSPR software for media outreach | Y CombinatorS10 | Inactive | checked 2026-08-25 |
| WorkFlowy WorkFlowy is a better way to manage information. It provides a simple… | B2B SaaShierarchical note-taking and organization | Y CombinatorS10 | Active | checked 2026-08-23 |
| 500Friends the best loyalty and retention marketing partner for CMOs. | B2B SaaScustomer loyalty and retention marketing | Y CombinatorW10 | Acquired | checked 2026-08-17 |
| All Screen Connecting users with engaging video content across the web.… | B2B SaaSVideo advertising platform | Y CombinatorW10 | Acquired | checked 2026-08-17 |
| Embedly Embedly makes your content more engaging and easier to share | Embedly | B2B SaaSLink embedding and preview platform | Y CombinatorW10 | Acquired | checked 2026-08-23 |
| Etacts Etacts - Relationship management for email | B2B SaaSrelationship management and CRM | Y CombinatorW10 | Acquired | checked 2026-08-23 |
| Infoharmoni | B2B SaaSReal-time social media aggregation and visualization | Y CombinatorW10 | Inactive | checked 2026-08-17 |
| Newslabs | B2B SaaSdigital publishing tools for journalists | Y CombinatorW10 | Inactive | checked 2026-08-17 |
| Notifo | B2B SaaSMobile notification platform | Y CombinatorW10 | Inactive | checked 2026-08-23 |
| Optimizely The first all-in-one operating system for marketing | B2B SaaSMarketing and CMS platform | Y CombinatorW10 | Acquired | checked 2026-08-23 |
| OwnLocal OwnLocal automates marketing for over 129,000 SMBs through 3,300… | B2B SaaSLocal advertising automation for SMBs | Y CombinatorW10 | Active | checked 2026-08-25 |
| Fanchatter FanChatter aggregates, amplifies and empowers fan content on every… | B2B SaaSfan content aggregation and amplification | Y CombinatorS09 | Inactive | checked 2026-08-17 |
| Mixpanel Mixpanel is event analytics for builders that need answers. | B2B SaaSevent analytics and product intelligence | Y CombinatorS09 | Active | checked 2026-08-23 |
| Olark The best live chat software on the planet. We help you build… | B2B SaaSlive chat and customer engagement | Y CombinatorS09 | Active | checked 2026-08-23 |
| Cloudkick | B2B SaaSCloud server monitoring and management | Y CombinatorW09 | Acquired | checked 2026-08-17 |
| Skysheet Browser-based spreadsheet. | B2B SaaSBrowser-based spreadsheet software | Y CombinatorW09 | Inactive | checked 2026-08-17 |
| Volantio Post-booking revenue and capacity optimization for airlines… | B2B SaaSairline revenue optimization software | Y CombinatorW09 | Active | checked 2026-08-23 |
| BackType BackType was an analytics company acquired by Twitter in 2011 | B2B SaaSsocial media analytics | Y CombinatorS08 | Acquired | checked 2026-08-25 |
| Frogmetrics | B2B SaaSMulti-location retail analytics platform | Y CombinatorS08 | Inactive | checked 2026-08-17 |
| Poll Everywhere Interactive meetings and presentations | B2B SaaSinteractive presentation and audience engagement | Y CombinatorS08 | Active | checked 2026-08-23 |
| Team Apart | B2B SaaSreal-time group collaboration | Y CombinatorS08 | Inactive | checked 2026-08-17 |
| Joberator | B2B SaaSSTEM-focused recruiting marketplace | Y CombinatorW08 | Inactive | 2026-08-23 |
| RescueTime Take Back Control of your Time | B2B SaaSTime tracking and productivity analytics | Y CombinatorW08 | Active | checked 2026-08-23 |
| Snaptalent | B2B SaaSjob advertising network platform | Y CombinatorW08 | Inactive | checked 2026-08-23 |
| Disqus Add comments to your website. | B2B SaaSWebsite comment and community platform | Y CombinatorS07 | Acquired | checked 2026-08-23 |
| Dropbox Backup and share files in the cloud. | B2B SaaSCloud file storage and sync | Y CombinatorS07 | Public company | checked 2026-08-23 |
| ZumoDrive Media in the cloud | B2B SaaSCloud media storage and management | Y CombinatorS07 | Acquired | 2026-08-23 |
| Virtualmin Virtualmin — Open Source Web Hosting Control Panel | B2B SaaSServer administration and hosting control panel | Y CombinatorW07 | Active | checked 2026-08-23 |
| WriteWith | B2B SaaSCollaborative document editing platform | Y CombinatorW07 | Inactive | checked 2026-08-17 |
| Zenter Zenter is the gmail of slides | B2B SaaSWeb-based presentation software | Y CombinatorW07 | Acquired | 2026-08-23 |
| Audiobeta | B2B SaaSartist fan engagement platform | Y CombinatorW06 | Inactive | checked 2026-08-17 |
| Inkling Prediction Markets - Inkling | B2B SaaSCollective intelligence and decision-making platform | Y CombinatorW06 | Acquired | checked 2026-08-23 |
| Wufoo Online form builder. | B2B SaaSOnline form builder for data collection | Y CombinatorW06 | Acquired | checked 2026-08-23 |
| Infogami | B2B SaaSBusiness intelligence and analytics | Y CombinatorS05 | Inactive | checked 2026-08-17 |
| Kiko We're the best online calendar solution to ever exist. Period. | B2B SaaSOnline calendar and scheduling | Y CombinatorS05 | Acquired | 2026-08-23 |