Sector portfolio · Accelerator · United States
Y Combinator's B2B portfolio
Y Combinator has backed 93 B2B startups in rounds we track, $1.0B between them, shown by the stage each has reached. The best-funded is Quo.
93startups backed
4stages
$1.0Braised between them
Pre-seed and seedbiggest stage
Stellar- HHopscotch
Palette
Bounti
Pigeon
Byte Kitchen
Cortina
ZeroPath
Enable Us
Navattic
Response
Cococart
Partnered
Pump
Alguna
Astrada- EEze
Fresh Nation- RRebolt
Sync(YC W22)
Pinnacle
Argus
PropelAuth
Voicepanel
+35 more
Series A
15
Funding by segment
- Pre-seed and seed$166M59
- Series A$297M15
- Stage not reported$337M14
- Series B$242M5
Where they are based
- United States69$653M
- United Kingdom10$110M
- Singapore4$91M
- Germany3$60M
- France2$60M
- South Korea1$3.2M
- India1$1.0M
- Malaysia1$423K
- Indonesia1$8.1M
- Brazil1$55M
United States
United Kingdom
Singapore
Germany
France
South Korea
India
Malaysia
Indonesia
BrazilFounded
3Earlier
412
213
114
15
216
217
318
1019
1420
1021
1022
1123
424
125
26
16 without a founding year on record.
Total raised
- Under $1M34
- $1M to $10M36
- $10M to $50M15
- $50M to $250M8
- $250M to $1B0
- $1B and over0
Each dot is a startup: the year it was founded across, the total it has raised up (each line is ten times the one below). Pick a segment to pick it out.
74 of 93 startups shown; the rest have no founding year or amount on record.
- 1 to 2
- 3 to 7
- 8 to 24
- 25 to 99
- 100 and more
- United States69
- United Kingdom10
- Singapore4
- Germany3
- France2
- South Korea1
- India1
- Malaysia1
- Indonesia1
- Brazil1
Startups by country, 10 countries in all.
Segment by segment
Pre-seed and seed
59 startups · $166M raised
- StellarA marketplace built for excess, Stellar allows consumers convenient access to goods, services and experiences that may otherwise go unused.United States$34M
- HHopscotchUnited States$14M
- PalettePalette Community provides coworking spaces and support for women in business, career, and life.France$9.5M
- BountiBounti is an employee training and frontline operations platform designed to support deskless workers in various industries, incluGermany$6.2M
- PigeonPigeon is a peer-to-peer lending platform that facilitates loans between family, friends, and loved ones.United States$6.0M
- Byte KitchenByte Kitchen is a kitchen operating system company based in San Mateo, California, founded in 2021.United States$6.0M
- CortinaCortina Helps eCommerce Brands Sell Complementary Products without Inventory or Capital RiskUnited States$6.0M
- ZeroPathZeroPath is an AI-native application security platform founded in 2024 by former security engineers from Tesla and Google.United States$5.0M
Series A
15 startups · $297M raised
- SSequenceSequence is a creative digital agency developing brands, digital products and connected experiences that engage people and build businesses.United Kingdom$73M
RevealREVEAL is a saas product for pharmacy claims surveillance.France$51M
RecurrencyRecurrency is a technology company based in San Francisco that specializes in ERP (Enterprise Resource Planning) automation for grUnited States$22M- AAgaveUnited States$19M
Trigger.devTrigger.dev is an open-source platform that enables developers to build and deploy fully-managed AI agents and event-driven workflUnited Kingdom$17M
ArpioArpio, Inc.United States$16M
UiflowUiflow is a no-code platform that allows enterprises to quickly build production-ready applications without extensive coding.United States$15M
Epsilon3Epsilon3 is an AI-powered enterprise software company founded in 2021 and based in Santa Monica, California.United States$15M
Stage not reported
14 startups · $337M raised
QuoQuo helps people hire teams and accelerate software development.United States$105M
SideGuideBuilding developer experience tools of the futureUnited States$83M
CayenaCayena is a Brazilian B2B FoodTech startup based in São Paulo, founded in 2020.Brazil$55M
EverphoneEverphone is a leading Device-as-a-Service (DaaS) provider based in Berlin, Germany, with additional offices in Munich and Miami.Germany$53M
Social ConstructSocial Construct is a startup that is pioneering new technologies to deliver better housing.United States$17M
FoundationFoundation, Inc.United States$9.4M
PayablePayable is the best way to pay your contractors and stay compliant.United Kingdom$6.1M
ManateeManatee is a subsidiary of KilooUnited States$4.5M
Series B
5 startups · $242M raised
SpenmoSpenmo is a financial technology company based in Singapore, specializing in spend management and accounts payable automation.Singapore$85M
ShepherdShepherd is a book discovery and exploration platform.United States$56M
ConvictionalConvictional is a Supplier Enablement Platform and B2B trade enablement network founded in 2017, headquartered in Waterloo, Ontario, Canada.United States$40M
PylonPylon Manufacturing Corporation is a leading automotive aftermarket supplier with nearly 40 years of experience.United States$31M
VicariusVicarius is a cybersecurity company founded in 2016, with its headquarters in New York, NY.United States$30M
How this map is made. Every startup here works in B2B and has raised money in a round we track that names Y Combinator as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.
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