# Y Combinator's B2B Investments: 93 Startups in Its Portfolio (2026)

> The 93 B2B startups Y Combinator has backed, by stage: $1.0B raised between them. From the rounds we track; updated nightly.

Source: https://millionrounds.com/portfolio-maps/y-combinator-b2b-portfolio (Millionrounds; every figure on the page links to its filing or article)

## Pre-seed and seed

59

- [Stellar](https://millionrounds.com/company/stellar)
- [*H* Hopscotch](https://millionrounds.com/company/hopscotch)
- [Palette](https://millionrounds.com/company/palette)
- [Bounti](https://millionrounds.com/company/bounti)
- [Pigeon](https://millionrounds.com/company/pigeon)
- [Byte Kitchen](https://millionrounds.com/company/byte-kitchen)
- [Cortina](https://millionrounds.com/company/cortina)
- [ZeroPath](https://millionrounds.com/company/zeropath)
- [Enable Us](https://millionrounds.com/company/enable-us)
- [Navattic](https://millionrounds.com/company/navattic)
- [Response](https://millionrounds.com/company/response)
- [Cococart](https://millionrounds.com/company/cococart)
- [Partnered](https://millionrounds.com/company/partnered)
- [Pump](https://millionrounds.com/company/pump)
- [Alguna](https://millionrounds.com/company/alguna)
- [Astrada](https://millionrounds.com/company/astrada)
- [*E* Eze](https://millionrounds.com/company/eze)
- [Fresh Nation](https://millionrounds.com/company/fresh-nation)
- [*R* Rebolt](https://millionrounds.com/company/rebolt)
- [Sync(YC W22)](https://millionrounds.com/company/sync-yc-w22)
- [Pinnacle](https://millionrounds.com/company/pinnacle)
- [Argus](https://millionrounds.com/company/argus)
- [PropelAuth](https://millionrounds.com/company/propelauth)
- [Voicepanel](https://millionrounds.com/company/voicepanel)

+35 more

## Series A

15

- [*S* Sequence](https://millionrounds.com/company/sequence)
- [Reveal](https://millionrounds.com/company/reveal)
- [Recurrency](https://millionrounds.com/company/recurrency)
- [*A* Agave](https://millionrounds.com/company/agave)
- [Trigger.dev](https://millionrounds.com/company/trigger-dev)
- [Arpio](https://millionrounds.com/company/arpio)
- [Uiflow](https://millionrounds.com/company/uiflow)
- [Epsilon3](https://millionrounds.com/company/epsilon3)
- [Suger](https://millionrounds.com/company/suger)
- [Vooma](https://millionrounds.com/company/vooma)
- [Jiga](https://millionrounds.com/company/jiga)
- [Credibook](https://millionrounds.com/company/credibook)
- [Happl](https://millionrounds.com/company/happl)
- [Reposite](https://millionrounds.com/company/reposite)
- [Tough Leaf](https://millionrounds.com/company/tough-leaf)

## Stage not reported

14

- [Quo](https://millionrounds.com/company/quo)
- [SideGuide](https://millionrounds.com/company/sideguide)
- [Cayena](https://millionrounds.com/company/cayena)
- [Everphone](https://millionrounds.com/company/everphone)
- [Social Construct](https://millionrounds.com/company/social-construct)
- [Foundation](https://millionrounds.com/company/foundation)
- [Payable](https://millionrounds.com/company/payable)
- [Manatee](https://millionrounds.com/company/manatee)
- [Foresight](https://millionrounds.com/company/foresight)
- [Finosu](https://millionrounds.com/company/finosu)
- [Cerulion](https://millionrounds.com/company/cerulion)
- [Carousel Technologies](https://millionrounds.com/company/carousel-technologies)
- [PartnerHQ](https://millionrounds.com/company/partnerhq)
- [OrgOrg](https://millionrounds.com/company/orgorg)

## Series B

5

- [Spenmo](https://millionrounds.com/company/spenmo)
- [Shepherd](https://millionrounds.com/company/shepherd)
- [Convictional](https://millionrounds.com/company/convictional)
- [Pylon](https://millionrounds.com/company/pylon)
- [Vicarius](https://millionrounds.com/company/vicarius)

## Segment by segment

### Pre-seed and seed

59 startups · $166M raised

- [**Stellar**](https://millionrounds.com/company/stellar) A marketplace built for excess, Stellar allows consumers convenient access to goods, services and experiences that may otherwise go unused. United States $34M
- [*H* **Hopscotch**](https://millionrounds.com/company/hopscotch) United States $14M
- [**Palette**](https://millionrounds.com/company/palette) Palette Community provides coworking spaces and support for women in business, career, and life. France $9.5M
- [**Bounti**](https://millionrounds.com/company/bounti) Bounti is an employee training and frontline operations platform designed to support deskless workers in various industries, inclu Germany $6.2M
- [**Pigeon**](https://millionrounds.com/company/pigeon) Pigeon is a peer-to-peer lending platform that facilitates loans between family, friends, and loved ones. United States $6.0M
- [**Byte Kitchen**](https://millionrounds.com/company/byte-kitchen) Byte Kitchen is a kitchen operating system company based in San Mateo, California, founded in 2021. United States $6.0M
- [**Cortina**](https://millionrounds.com/company/cortina) Cortina Helps eCommerce Brands Sell Complementary Products without Inventory or Capital Risk United States $6.0M
- [**ZeroPath**](https://millionrounds.com/company/zeropath) ZeroPath 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

- [*S* **Sequence**](https://millionrounds.com/company/sequence) Sequence is a creative digital agency developing brands, digital products and connected experiences that engage people and build businesses. United Kingdom $73M
- [**Reveal**](https://millionrounds.com/company/reveal) REVEAL is a saas product for pharmacy claims surveillance. France $51M
- [**Recurrency**](https://millionrounds.com/company/recurrency) Recurrency is a technology company based in San Francisco that specializes in ERP (Enterprise Resource Planning) automation for gr United States $22M
- [*A* **Agave**](https://millionrounds.com/company/agave) United States $19M
- [**Trigger.dev**](https://millionrounds.com/company/trigger-dev) Trigger.dev is an open-source platform that enables developers to build and deploy fully-managed AI agents and event-driven workfl United Kingdom $17M
- [**Arpio**](https://millionrounds.com/company/arpio) Arpio, Inc. United States $16M
- [**Uiflow**](https://millionrounds.com/company/uiflow) Uiflow is a no-code platform that allows enterprises to quickly build production-ready applications without extensive coding. United States $15M
- [**Epsilon3**](https://millionrounds.com/company/epsilon3) Epsilon3 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

- [**Quo**](https://millionrounds.com/company/quo) Quo helps people hire teams and accelerate software development. United States $105M
- [**SideGuide**](https://millionrounds.com/company/sideguide) Building developer experience tools of the future United States $83M
- [**Cayena**](https://millionrounds.com/company/cayena) Cayena is a Brazilian B2B FoodTech startup based in São Paulo, founded in 2020. Brazil $55M
- [**Everphone**](https://millionrounds.com/company/everphone) Everphone is a leading Device-as-a-Service (DaaS) provider based in Berlin, Germany, with additional offices in Munich and Miami. Germany $53M
- [**Social Construct**](https://millionrounds.com/company/social-construct) Social Construct is a startup that is pioneering new technologies to deliver better housing. United States $17M
- [**Foundation**](https://millionrounds.com/company/foundation) Foundation, Inc. United States $9.4M
- [**Payable**](https://millionrounds.com/company/payable) Payable is the best way to pay your contractors and stay compliant. United Kingdom $6.1M
- [**Manatee**](https://millionrounds.com/company/manatee) Manatee is a subsidiary of Kiloo United States $4.5M

### Series B

5 startups · $242M raised

- [**Spenmo**](https://millionrounds.com/company/spenmo) Spenmo is a financial technology company based in Singapore, specializing in spend management and accounts payable automation. Singapore $85M
- [**Shepherd**](https://millionrounds.com/company/shepherd) Shepherd is a book discovery and exploration platform. United States $56M
- [**Convictional**](https://millionrounds.com/company/convictional) Convictional is a Supplier Enablement Platform and B2B trade enablement network founded in 2017, headquartered in Waterloo, Ontario, Canada. United States $40M
- [**Pylon**](https://millionrounds.com/company/pylon) Pylon Manufacturing Corporation is a leading automotive aftermarket supplier with nearly 40 years of experience. United States $31M
- [**Vicarius**](https://millionrounds.com/company/vicarius) Vicarius 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.

## More portfolio maps

[All portfolios](https://millionrounds.com/portfolio-maps)

[Sector portfolio **Y Combinator's AI portfolio** 1,143 startups · $44B](https://millionrounds.com/portfolio-maps/y-combinator-ai-portfolio)[Sector portfolio **Y Combinator's Fintech portfolio** 338 startups · $24B](https://millionrounds.com/portfolio-maps/y-combinator-fintech-portfolio)[Sector portfolio **Y Combinator's Big Data & Analytics portfolio** 201 startups · $3.4B](https://millionrounds.com/portfolio-maps/y-combinator-big-data-analytics-portfolio)[Sector portfolio **Y Combinator's Healthtech portfolio** 150 startups · $4.2B](https://millionrounds.com/portfolio-maps/y-combinator-healthtech-portfolio)[Sector portfolio **Y Combinator's IT Services portfolio** 148 startups · $840M](https://millionrounds.com/portfolio-maps/y-combinator-it-services-portfolio)[Sector portfolio **Y Combinator's Web3 & Crypto portfolio** 139 startups · $7.4B](https://millionrounds.com/portfolio-maps/y-combinator-web3-crypto-portfolio)

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