# Y Combinator's SaaS Investments: 10 Startups in Its Portfolio (2026)

> The 10 SaaS startups Y Combinator has backed, by stage: $50M raised between them. From the rounds we track; updated nightly.

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

## Pre-seed and seed

8

- [MagicBell](https://millionrounds.com/company/magicbell)
- [AthleteAgent.com](https://millionrounds.com/company/athleteagent-com)
- [Perfect Audience](https://millionrounds.com/company/perfect-audience)
- [Lightmeter](https://millionrounds.com/company/lightmeter)
- [Propify](https://millionrounds.com/company/propify)
- [Kontractify](https://millionrounds.com/company/kontractify)
- [Glaze](https://millionrounds.com/company/glaze)
- [WorkLife](https://millionrounds.com/company/worklife)

## Series A

2

- [*L* Lio](https://millionrounds.com/company/lio)
- [Aptible](https://millionrounds.com/company/aptible)

## Segment by segment

### Pre-seed and seed

8 startups · $7.8M raised

- [**MagicBell**](https://millionrounds.com/company/magicbell) MagicBell is a software company that offers a multichannel notification platform designed for web, mobile, and in-app experiences. United States $2.5M
- [**AthleteAgent.com**](https://millionrounds.com/company/athleteagent-com) AthleteAgent.com is a digital platform that serves as a comprehensive database and media company, connecting marketers, brands, an United States $1.8M
- [**Perfect Audience**](https://millionrounds.com/company/perfect-audience) Perfect Audience is a retargeting platform that lets businesses bring back lost customers and get more sales effortlessly. United States $1.1M
- [**Lightmeter**](https://millionrounds.com/company/lightmeter) Lightmeter is a London-based company founded in 2022 by Sam Tuke, who serves as the CEO. United Kingdom $820K
- [**Propify**](https://millionrounds.com/company/propify) Propify is building the first global real estate search application based on Blockchain & AI to more easily find the right propert United States $500K
- [**Kontractify**](https://millionrounds.com/company/kontractify) Kontractify employs LLMs to assist businesses with RFPs. United States $500K
- [**Glaze**](https://millionrounds.com/company/glaze) Glaze is an AI powered E-commerce platform for premium fashion clothing brands. Iceland $500K
- [**WorkLife**](https://millionrounds.com/company/worklife) Worklife is an online platform for employee recognition, rewards, and engagement United States $120K

### Series A

2 startups · $42M raised

- [*L* **Lio**](https://millionrounds.com/company/lio) United States $30M
- [**Aptible**](https://millionrounds.com/company/aptible) Empowering developers to focus on ideas, not infrastructure United States $12M

**How this map is made.** Every startup here works in SaaS 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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