PostHog
YC W20San Francisco, US · Founded 2020 · 150 employees · Hiring · 23 known investors
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PostHog is a product analytics and data platform offering multiple integrated tools for product engineers, including analytics, experimentation, and customer data management. The platform serves engineering teams and startups who need comprehensive product insights without switching between multiple vendors.
Also known as Hiberly
Founders & leadership· Y Combinator alumni (W20)
PostHog was founded in 2020 by James Hawkins and Tim Glaser.


Investors · 23
How we know: 1984 Ventures Management, Llc's portfolio page · Y Combinator's founder network · Not right? Tell us
How we know: thesaasnews.com · the VCSheet dataset · Y Combinator's founder network · Not right? Tell us
How we know: GV (Google Ventures)'s portfolio page · a partner's Signal profile · thesaasnews.com · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us
How we know: Peak XV Partners's portfolio page · funding news · m.economictimes.com · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us
How we know: Runa Capital's portfolio page · Not right? Tell us
How we know: Standard Capital's portfolio page · Not right? Tell us
How we know: Sunflower Capital Management Fund's portfolio page · Not right? Tell us
How we know: the VCSheet dataset · Y Combinator's founder network · twentytwo.vc · Not right? Tell us
How we know: Uncorrelated Ventures's portfolio page · Not right? Tell us
How we know: Unusual Ventures's portfolio page · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us
How we know: Valkyrie Ventures Management, Llc's portfolio page · Not right? Tell us
How we know: Y Combinator's portfolio page · the Y Combinator directory · funding news · thesaasnews.com · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: the VCSheet dataset · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: thesaasnews.com · Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
Funding
SEC filings, press & company announcements- Undisclosed amountSeries EOct 2025
Peak XV Partners (lead), Formus Capital, GV, Stripe, Y Combinator
Source ↗ - Undisclosed amountseries DJun 2025Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
The YC application· Winter 2020 batch
Alumni Q&A
- How did you decide to apply to Y Combinator? What was your experience applying, going through the batch, and fundraising at demo day?
- The founders, who describe themselves as outsiders to Silicon Valley, applied because they saw YC as the strongest environment for starting a company, and they consider it the most significant step in their careers.
- How have you kept in touch with the YC community and continued to use YC resources & programs since the batch ended?
- The founders spend time each week with other YC founders or partners, relying on the community for advice, fundraising, marketing, sales, and personal connections.
- What's the history of your company from getting started until the present day? What were the big inflection points?
- The company pivoted five times, was accepted into YC, and pivoted again a month into the batch. Frustrated by repeatedly rebuilding analytics with each pivot, the founders built and shipped PostHog, which gained traction on Hacker News.
- What is the core problem you are solving? Why is this a big problem? What made you decide to work on it?
- The company addresses the problem of engineers spending time assembling product insights from scattered sources and on data engineering work. It provides the tools needed in a single product so engineers can focus on building rather than gathering data.
- What is your long-term vision? If you truly succeed, what will be different about the world?
- The founders aim to increase the number of successful products by helping engineers work more effectively on product decisions. Their strategy is to combine the tools needed to evaluate feature success into one integrated product, become the default choice by being adopted early by technical founders and engineers, and serve as the core pipeline connecting customer and product data to data warehouses to remain embedded as customers scale.
Summarized from the founders' answers on their Y Combinator profile.
Founder mafia
The PostHog mafia →7 people who came through PostHog went on to found or lead other companies.
Related companies · 10
Companies working in the same space as PostHog.
Legal entities · 1
corporate structureIn the news
Frequently asked questions
- What does PostHog do?
- PostHog is a product analytics and data platform offering multiple integrated tools for product engineers, including analytics, experimentation, and customer data management. The platform serves engineering teams and startups who need comprehensive product insights without switching between multiple vendors.
- Who founded PostHog?
- PostHog was founded by James Hawkins, Tim Glaser in 2020.
- Who are PostHog's investors?
- PostHog's investors include 1984 Ventures Management, Llc, Formus Capital, GV (Google Ventures), Peak XV Partners, Runa Capital, Standard Capital, Sunflower Capital Management Fund, Twenty Two Ventures and 15 more.
- Where is PostHog headquartered?
- PostHog is headquartered in San Francisco, US.



























