About
Tim Glaser is co-founder of PostHog, which provides product analytics and engineering tools for developers.
Founder at PostHogYC W20
Intro paths
YC
Tim went through Y Combinator (Winter 2020) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Brad Flora, Backing expeditions into the future — the partner who ran PostHog's batch and knows the company first-hand. YC profile ↗
→
In turn, Tim can intro founders to PostHog's investors below.
PostHog's investors · 11
1984 Ventures Management, LlcSan Francisco · $1M checksFormus Capitalsince 2025GV (Google Ventures)Mountain View · $250K – $50M checks · since 2025Peak XV PartnersTrianon · $100K – $10M checks · since 2025Sabrina Hahn FundNew YorkStandard CapitalSan FranciscoStripesince 2025Twenty Two VenturesPalo Alto · $50K – $250K checksUnusual VenturesMenlo Park · $1M – $15M checksValkyrie Ventures Management, LlcPark CityY CombinatorSan Francisco · $500K checks · since 2020
Co-founders at PostHog
JH
James HawkinsFounder
Experience
Skills & more
JavaScript15Python3PHP8Wordpress6Node.js5
Languages Dutch · English · French · German
From Tim's professional profile.
Frequently asked questions
- Who is Tim Glaser?
- Tim Glaser is co-founder of PostHog, which provides product analytics and engineering tools for developers.
- Where does Tim Glaser work?
- Tim Glaser is Founder of PostHog.
- What companies did Tim Glaser found?
- Tim Glaser founded PostHog.
- Where did Tim Glaser go to school?
- Tim Glaser studied at Y Combinator (W20).
Founder mafias
Y Combinator mafia8,773
Also came through, then founded or led a company.
Sam AltmanPresidentFounded Tools for Humanity +3Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded Pursuit +1
+ 8,766 more
Y Combinator mafia4,716
Also came through, then founded or led a company.
Ryan SheaEntrepreneurshipFounded StacksTarek MansourFounded KalshiSuhail DoshiEating beans & riceFounded Playground +1Subomi OluwalanaW22Founded ConvoyDarius "Bubs" MonsefS19Founded Sightbox +3Matthew ScholzFounded Oisin Biotechnologies +3
+ 4,709 more
Arachnys mafia3
Also came through, then founded or led a company.
Same school
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports VenturesCollin WallaceGeneral Partner at Lobby Capital
+ 1,994 more
Shared employers
Also worked at PostHog8
Zach WaterfieldInvestor at Ripple VenturesArnav SahuPartner at Peak XV PartnersHugues PouillotFounder at DashblockDavid NewellFounder at UnflowJames HawkinsFounder at PostHogAbheek BasuFounder at Laudspeaker
+ 2 more