Together Software
Acquired
What they do:
Learn from the experts at your company.
Quick facts:
Y Combinator Summer 2019 Startups
This list has 174 startups and was last updated on Oct 16, 2026. 31 of them are hiring right now. Biggest hubs: San Francisco (62), New York (27), and Los Angeles (7). Largest teams: Breadfast, Pair Team, and LAIKA.
174 startupsPage 4 of 5
Courier
Acquired
What they do:
The fastest way for developers to build notifications for their app.
Quick facts:
HQ: San Francisco, CA, United States
Data Mechanics
Acquired
What they do:
Spark-on-Kubernetes Data Engineering Platform
Quick facts:
PopSQL
Acquired
What they do:
SQL editor for teams
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HQ: San Francisco, CA, United States
Bun
Acquired
What they do:
Bun is an incredibly fast all-in-one JavaScript toolkit
Quick facts:
HQ: San Francisco, CA, United States
Sable
Acquired
What they do:
Mobile bank for credit-worthy, new-to-America internationals offering…
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HQ: New York, NY, United States
Wingman
Acquired
What they do:
Wingman helps inside sales reps with coaching while they're on a call.
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Gaiascope
Acquired
What they do:
SaaS that helps renewables & energy storage operate more profitably
Quick facts:
HQ: Boston, MA, United States
Symplex
Acquired
What they do:
Applied Reinforcement Learning Research Laboratory
Quick facts:
HQ: New York, NY, United States
TaxProper
Acquired
What they do:
TaxProper helps large Real Estate owners manage their property taxes.
Quick facts:
HQ: Chicago, IL, United States
Kraftful
Acquired
What they do:
Copilot for product teams
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HQ: San Francisco, CA, United States
Downtobid
Acquired
What they do:
Using AI to understand construction plans faster.
Quick facts:
HQ: Los Angeles, CA, United States
Intersect Labs
Acquired
What they do:
Collaborative data noteboook for business teams
Quick facts:
HQ: San Diego, CA, United States
Actiondesk
Acquired
What they do:
Access all your live data in one place
Quick facts:
HQ: New York, NY, United States
FeaturePeek
Acquired
What they do:
Supercharged deployment previews for all.
Quick facts:
HQ: San Francisco, CA, United States
Voyage Biomedical
Acquired
What they do:
Using cooling to end brain damage during stroke.
Quick facts:
HQ: San Francisco, CA, United States
Palifer
Acquired
What they do:
Predictive maintenance models for trains and heavy industry
Quick facts:
HQ: San Francisco, CA, United States
Bouncer
Acquired
What they do:
SDK for scanning and verifying credit cards and photo IDs in mobile…
Quick facts:
HQ: San Francisco, CA, United States
Bayes
Acquired
Quick facts:
HQ: San Francisco, CA, United States
Brave Care
Shut down
What they do:
Modern healthcare for kids. Pediatric Primary, Urgent & Remote Care.
Quick facts:
HQ: Portland, OR, United States
Pippin / Rent the Backyard
Shut down
What they do:
Autonomous homebuilding factory for the $1.7 trillion housing crisis.
Quick facts:
HQ: San Francisco, CA, United States
Valiu
Shut down
What they do:
USD mobile banking for LatAm's businesses and people
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Revel
Shut down
What they do:
We Deserve More in Midlife
Quick facts:
HQ: San Francisco, CA, United States
Namaste Business
Shut down
What they do:
Shopify for a mobile first world
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Multis
Shut down
What they do:
Accounting & Treasury Management Software for Web3 Teams
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Alana
Shut down
What they do:
Staff management software for retail, manufacturing and hospitality
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HQ: Mexico City, Mexico
Path
Shut down
What they do:
Financial advisors for Gen-Z
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HQ: New York, NY, United States
Khabri
Shut down
What they do:
India's Largest Podcast Platform
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Lumineye
Shut down
What they do:
X-ray Vision for First Responders
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HQ: Boise, ID, United States
Nonu
Shut down
What they do:
We deliver hair loss medicines for Indian men on a subscription basis.
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Tandem
Shut down
What they do:
Tandem is a virtual office for remote and distributed teams.
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HQ: San Francisco, CA, United States
Blair
Shut down
What they do:
Financing education through Income Share Agreements
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HQ: San Francisco, CA, United States
BuildStream
Shut down
What they do:
Workforce solutions for the construction industry
Quick facts:
HQ: London, United Kingdom
Zergo
Shut down
What they do:
We make a urine test that helps women get pregnant.
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Narrator
Shut down
What they do:
The only platform that can prep data to answer EVERY question you…
Quick facts:
HQ: New York, NY, United States
Mighty Health
Shut down
What they do:
All-in-one health program helping seniors with their daily function
Quick facts:
HQ: San Francisco, CA, United States