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Y Combinator — Portfolio, Page 153

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

8,084
Companies
$56.4B
Total invested
$9.6M
Avg. check
58
Industries
Artificial Intelligence (AI) 17Software 10SaaS 6Information Technology 5Enterprise Software 2Hardware 2+52 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

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Portfolio companies

Showing 3649–3672 of 8,084
Platzi
December 2021

Platzi is an effective online education platform that offers classes on marketing, programming, business, and design.

EdTech · San FranciscoSeries B
Mezmo
December 2021

Mezmo is an observability platform to manage and take action on your data.

Artificial Intelligence (AI) · San Jose$50.0M Series D
Yummy Future
December 2025

Yummy Future is a robotics company working on massive adoption of intelligent robots into everyday life.

Food and Beverage · Champaign$974K Equity Crowdfunding
Redapto
December 2025

Redapto helps customer support teams improve performance using QA, simulations, and feedback to boost satisfaction and sales.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Opentrons
December 2025

Opentrons is a life science company that develops pipetting robot technology designed to automate experiments.

Artificial Intelligence (AI) · Brooklyn$20.1M Series D
Optimizely
December 2024

Optimizely is a digital experience platform for unlocking digital potential, content, commerce, and optimization.

A/B Testing · New YorkDebt Financing
Inscribe
January 2023

Inscribe helps finance organizations manage risks by enabling them to detect fraud, automate processes, and understand creditworthiness.

B2B · San Francisco$25.0M Series B
Mighty Health
January 2023

Mighty Health is a personal health coach that offers joint-friendly, low-impact workouts for healthy aging.

Fitness · San FranciscoSeries A
Lancey
December 2022

Lancey is a Saas company that uses AI to assist marketing and sales teams in launching self-driving demonstrations.

Analytics · Toronto$1.5M Seed
Pickle
January 2022

Pickle helps sales teams effortlessly grow revenue by capturing, finding & sharing key sales moments in Zoom meetings.

Artificial Intelligence (AI) · Sandy$2.4M Pre-Seed
Dyspatch
January 2022

Dyspatch is an email production platform that helps Enterprise organizations create & change transactional and triggered emails faster.

Computer · Victoria$6.0M Seed
RMFG
December 2025

RMFG provides online custom sheet‑metal parts with instant quotes, laser cutting, CNC bending, weldments, and two‑day turnaround options.

Made to Order · Fort Worth$4.5M Pre-Seed
Multifactor
December 2025

Multifactor provides secure identity management with authentication, authorization, and auditing using strong cryptography.

Artificial Intelligence (AI) · San Francisco$15.0M Seed
IMTC
December 2025

IMTC provides a cloud-native platform for fixed-income investment management.

Cloud Infrastructure · New York$12.0M Series A
Guide Labs
December 2025

Guide Labs is a software development company that builds interpretable models to explain reasoning that are easy to steer, debug, and align.

Artificial Intelligence (AI) · San Francisco$9.0M Seed
Sully.ai
January 2025

Autonomous operating team of AI agents for health-systems & platforms

Artificial Intelligence (AI) · San FranciscoSeries A
PearAI
December 2024

PearAI is an open-source, AI-powered code editor that integrates AI tools to streamline development.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Codebuff
December 2024

Codebuff is a coding agent that edits codebases, runs terminal commands, and boosts productivity

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Circlemind
December 2024

Circle Mind deploys open-source RAG using knowledge graphs and PageRank.

Artificial Intelligence (AI) · San Francisco$500K Seed
Leeroo
December 2024

Leeroo provides learning AI agents that help automate data and AI workflows by learning from internal knowledge, feedback and experience.

Artificial Intelligence (AI) · London$500K Pre-Seed
Sandra AI
December 2024

Sandra AI is an Automotive Information AI receptionist that offers customer service in the industry.

Artificial Intelligence (AI) · MiamiPre-Seed
Aditto
December 2024

Aditto enables scalable AI-driven ad and landing page creation, allowing daily launches to capture growth opportunities instantly.

Advertising · San Francisco$500K Pre-Seed
Pearson Labs
December 2024

Pearson Labs is a company that automates corporate transactions with AI, saving costs for law firms and businesses.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
PermitPortal
December 2024

PermitPortal offers AI insights, local intelligence, and automated workflows for developers to navigate pre-construction processes.

Artificial Intelligence (AI) · San FranciscoPre-Seed

Where Y Combinator invests

Artificial Intelligence (AI)17
Software10
SaaS6
Information Technology5
Enterprise Software2
Hardware2

About Y Combinator's portfolio

How many companies has Y Combinator invested in?▸

Y Combinator has invested in 8,084 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Y Combinator invest in?▸

Y Combinator's top investment sectors include Artificial Intelligence (AI), Software, SaaS, Information Technology, Enterprise Software. The firm invests across 58 different industry categories.

What is Y Combinator's largest investment?▸

Among tracked funding rounds, Mezmo received $50.0M in a Series D round. Y Combinator's total known invested capital is $56.4B.

What is the average investment size for Y Combinator?▸

Y Combinator's average investment size is $9.6M across its portfolio of 8,084 companies.

What are Y Combinator's most recent investments?▸

Recent Y Combinator portfolio additions include Platzi, Mezmo, Yummy Future, Redapto, Opentrons. These companies were founded in 2020 or later.

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