Who founded Stack Overflow?

Stack Overflow was founded by Joel Spolsky.

Who are Stack Overflow's investors?

Stack Overflow's investors include Andreessen Horowitz, Elevation Capital, Foster Ventures, Heavybit, India Quotient.

Stack Overflow

5 known investors

Find your way into Stack Overflow

116 people in our graph share verified history with the Stack Overflow team — schools, employers, funds. One of them is your warm intro.

Dougunlockedknows Joel Spolsky · together at Yale University (overlapped)

×9knows the team · via Yale University

×2knows the team · via Microsoft

Stack Internal is a knowledge management platform that captures, structures, and validates enterprise knowledge to provide trusted context for AI agents and human teams. It integrates with multiple tools to centralize scattered documentation and decisions while maintaining governance, security, and trust signals for access control.

AI & Machine Learning Developer Tools Enterprise Software

Founders & leadership

Joel Spolsky inCEO and Co-founder2008–2019He began his career as a program manager at Microsoft in the early 1990s, later consulting for Viacom Interactive Services and leading a software team at Juno before co-founding Fog Creek Software in 2000. He co-founded and chaired Trello, served as CEO from 2008 to 2019 and then chairman through 2021, and co-founded HASH in 2019; he also writes about software development and has authored several books.

Investors · 5

Andreessen HorowitzMenlo Park · $500K – $50M

Elevation CapitalreportedGurugram · $1.5M – $37M

Foster VenturesreportedFoster City · $100K – $500Kvia Priya Ramachandran · inferred

HeavybitreportedSan Francisco · $500K – $5M

India QuotientreportedBengaluru · $481K – $32M

In the news

Daily Indian Funding Roundup & Key News - 16 July 2026: Naturis Bags ₹100 Cr, Vorflux Raises $15 Mn, Amazon's ₹60,000 Cr Telangana Betstartuptalky.com · Jul 2026

Stack Overflow's Decline Signals a Bigger AI Knowledge Problem - MIT Sloan Management Review Middle Eastmitsloanme.com · Jul 2026

Prosus slashes valuation of AI-hit subsidiary by more than half - Moneywebmoneyweb.co.za · Jul 2026

Frequently asked questions

What does Stack Overflow do?: Stack Internal is a knowledge management platform that captures, structures, and validates enterprise knowledge to provide trusted context for AI agents and human teams. It integrates with multiple tools to centralize scattered documentation and decisions while maintaining governance, security, and trust signals for access control.
Who founded Stack Overflow?: Stack Overflow was founded by Joel Spolsky.
Who are Stack Overflow's investors?: Stack Overflow's investors include Andreessen Horowitz, Elevation Capital, Foster Ventures, Heavybit, India Quotient.