GroupAhead
Shut down
What they do:
Improve communications with your group's own mobile app.
Quick facts:
HQ: San Francisco, CA, United States
Top Messaging Startups
This list has 42 startups and was last updated on Oct 15, 2026. 3 of them are hiring right now. Biggest hubs: San Francisco (21), New York (5), and Los Angeles (2). Largest teams: Bird, OneSignal, and Chatfuel.
42 startupsPage 2 of 2
Riley
Shut down
What they do:
MailChimp for SMS
Quick facts:
HQ: New York, NY, United States
Guggy
Shut down
What they do:
Guggy is building the messaging app of the future with real time,…
Quick facts:
Dittofeed
Shut down
What they do:
Open-source customer engagement & messaging automation
Quick facts:
HQ: Los Angeles, CA, United States
MessageParty
Shut down
What they do:
Local chat.
Quick facts:
HQ: New York, NY, United States
Sendo
Shut down
What they do:
The best SMS/RCS API for startups
Quick facts:
HQ: New York, NY, United States