Metapacket
Shut down
What they do:
Metapacket is the first selective web gateway that stops malware by…
Quick facts:
HQ: San Francisco, CA, United States
Failed Startups
This list has 1,092 startups and was last updated on Oct 15, 2026. Biggest hubs: San Francisco (554), New York (103), and Los Angeles (35). Latest round: Modal raised $750M (Oct 14, 2026).
1,092 startupsPage 22 of 31
Haywheel
Shut down
What they do:
Haywheel is an artisan food marketplace for restaurants and specialty…
Quick facts:
HQ: New York, NY, United States
CoinTent
Shut down
What they do:
Recover revenue lost to ad blockers
Quick facts:
HQ: San Francisco, CA, United States
Airo Health
Shut down
What they do:
Airo is an AI wearable to track mental health.
Quick facts:
HQ: San Francisco, CA, United States
Scanate/Fellow
Shut down
What they do:
API for Invoice Financing
Quick facts:
HQ: San Francisco, CA, United States
GTRACK Technologies
Shut down
What they do:
Nanoparticle tracers for reservoir characterization during hydraulic…
Quick facts:
HQ: San Francisco, CA, United States
Reebeez
Shut down
What they do:
Reebeez creates powerful microengines for UAVs. With a 2hr + flight…
Quick facts:
HQ: Austin, TX, United States
boxouse
Shut down
What they do:
portable, affordable, beautiful smart homes
Quick facts:
HQ: San Francisco, CA, United States
Cowlar
Shut down
What they do:
Fitbit for dairy cows. Farms use cowlar's alerts & recommendations to…
Quick facts:
HQ: Memphis, TN, United States
Riley
Shut down
What they do:
MailChimp for SMS
Quick facts:
HQ: New York, NY, United States
Pit.AI
Shut down
What they do:
Solving intelligence for investment management.
Quick facts:
HQ: San Francisco, CA, United States
LitHit
Shut down
What they do:
Smart Target for Shooting Sports
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Tress
Shut down
What they do:
Tress is a social community for black women's hairstyles. We are…
Quick facts:
HQ: Accra, Ghana
Sudden Coffee
Shut down
What they do:
Crystallized coffee that's better than fresh Starbucks
Quick facts:
HQ: San Francisco, CA, United States
Origin
Shut down
What they do:
Keurig for healthy smoothies.
Quick facts:
HQ: San Francisco, CA, United States
Sycamore
Shut down
What they do:
Marketplace for companies to add a delivery driver in 5 minutes.
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Firsthand
Shut down
What they do:
Firsthand makes software-enabled, self-serve retail kiosks that carry…
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Neema
Shut down
What they do:
Neema is an app for unbanked workers, which provides a checking…
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Marketfox
Shut down
What they do:
Marketing automation platform optimized for mobile and web.
Quick facts:
HQ: San Francisco, CA, United States
Niles
Shut down
What they do:
Knowledge Assistant for Work.
Quick facts:
HQ: San Francisco, CA, United States
Passerine Aircraft
Shut down
What they do:
Passerine Aircraft is building the next generation of dronesWe are…
Quick facts:
HQ: Johannesburg, South Africa
Dropleaf
Shut down
What they do:
Subscription service for all you can play indie PC games.
Quick facts:
HQ: Seattle, WA, United States
Gameday
Shut down
What they do:
Play fantasy sports with friends on Facebook Messenger
Quick facts:
HQ: San Francisco, CA, United States
Value Voting
Shut down
What they do:
Platform to defeat political extremism through strategic primary…
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Greo
Shut down
What they do:
Greo is a mobile video app for conversations about current events.
Quick facts:
HQ: San Francisco, CA, United States
Semantix
Shut down
What they do:
AI for medical billing
Quick facts:
HQ: San Francisco, CA, United States
Caelum Health
Shut down
What they do:
Caelum Health is replacing drugs with software. We use behavioral…
Quick facts:
HQ: San Francisco, CA, United States
Slik
Shut down
What they do:
Slik automates your sales.
Quick facts:
HQ: San Francisco, CA, United States
RideAlong
Shut down
What they do:
We save lives by giving police and health workers key info to safely…
Quick facts:
HQ: San Francisco, CA, United States
Storyboard
Shut down
What they do:
Social media management tool for Instagram and Snapchat
Quick facts:
HQ: San Francisco, CA, United States
Piggy
Shut down
What they do:
App for Indians to make investments in mutual funds, manage their…
Quick facts:
HQ: India
Goosebump
Shut down
What they do:
Find the best electronic music events in a single message.
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And Comfort
Shut down
What they do:
And Comfort is a direct to consumer fashion brand.
Quick facts:
HQ: San Francisco, CA, United States
Guggy
Shut down
What they do:
Guggy is building the messaging app of the future with real time,…
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What they do:
First agentic AI-powered community for 1 billion people with criminal…
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HQ: Miami, FL, United States
Bumpline
Shut down
What they do:
Captain Tailor is the Uber for tailoring.
Quick facts:
HQ: New York, NY, United States