YC Email
26 Y Combinator companies tagged Email, most in S10 (2).
Companies per batch
Companies
26 of 26 companies
AgentMailS25 · AIEmail Inboxes for AI Agents
SlashyS25 · AICursor for Email
CedarW25 · Developer toolsExecute the best sales playbook in industry
FreestyleF24 · AIThe AI Assistant for Gmail
OdoS24 · AIYour email assistant because you deserve a better morning
ProxisS24 · AIThe platform for enterprise AI agent automations, starting with email.
ZaymoW24 · OtherInteractive email builder for ecommerce brands
LightmeterW22 · OtherManaged Sales Email Delivery For Cold Outreach
LoopsW22 · OtherEmail sending for software companies
Forage MailS21 · InactiveAI that solves email overwhelm. Not another mail app.
Compose.aiW21 · AICut your writing time by 40% with AI-powered autocomplete
WaypointW21 · Developer toolsThe email API built for product teams
MailwarmS20 · AIPrevents your emails from landing in spam.
SlikS17 · InactiveSlik enables the long tail to use email outreach.
PolymailS16 · AcquiredEmail productivity platform for business.
MailTimeW16 · AIEmails as quick and easy as text messaging.
HiveS14 · OtherMarketing automation for event promoters (email, sms, ads, CRM)
ThreadableW14 · InactiveMailing lists 2.0.
Threadable makes group email less noisy and more…
ZeroMailerS12 · AcquiredEasy mailing lists
GliderW12 · InactiveWe filter distracting emails away from your inbox.
ZenboxS11 · InactiveBrings dozens of SaaS's (Mailchimp, Stripe, Shopify, Salesforce,…
MailgunW11 · AcquiredEmail API service.
Post.fmS10 · InactiveNew email inbox.
RapportiveS10 · AcquiredAdd profiles to email.
reMailW09 · AcquiredEmail search for iPhone. Acquired by Google in Feb 2010.
PosterousS08 · AcquiredDead simple blogs by emailNot affiliated with Y Combinator. From YC's public directory. Logos via logo.dev; trademarks belong to their owners.