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Stack Overflow

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Helping developers and technologists write the script of the future

New York City, United StatesFounded 2008Edtech
Valuation $1–2.5B Last recorded · 2026
Revenue $100–500M Latest reported FY
Headcount 500–1k Current team size
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Stack Overflow and the history behind them.

At a glance

Founded
2008
Headquarters
New York City, United States
Sector
Edtech
Power Law
Unicorn$1–10B valuation tierThoroughbred$100M+ revenue

Knowledge graph

News, research, reports and resources connected to this company by Dealroom
Market map Market Intelligence Landscape Jul 7, 2026

Investors

20 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A13 investors entered at this stage

Series B and later7 investors entered at this stage

Talent

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Employees mapped 621 incl. 14 AI specialists
Founders Hidden — book a demo/100 quality score
Key operators 11 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia 8 alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Alumni founders

5 of 8 startups shown

Former Stack Overflow employees who went on to found companies, sorted by Dealroom signal score.

DiscourseEst. 2012
Jeff AtwoodUnited States
Signal score80
Awesome Compliance TechnologyEst. 2023
Dick SterkNetherlands
Signal score77
AirtableEst. 2013
Emmett NicholasUnited States
Signal score72
Trello, Inc.Est. 2011
Joel SpolskyUnited States
Signal score62
HeresyEst. 2016
Dimitar StanimiroffUnited Kingdom
Signal score62
3 more alumni-founded companies in this previewBook a demo

Global footprint

Workforce and web traffic by country
Workforce by country
38 countries with
team presence
🇺🇸 United States62.9%
🇬🇧 United Kingdom11.8%
🇮🇳 India4.8%
🇨🇦 Canada2.8%
🇩🇪 Germany1.8%
Top 5 of 38 shown
Web traffic by country
24M monthly visits
across markets
🇺🇸 United States21.5%
🇮🇳 India9%
🇩🇪 Germany8.1%
🇬🇧 United Kingdom6.9%
🇫🇷 France4.1%
Top 5 markets shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Stack Overflow on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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