FlatStackrevenue
Application Development PlatformsSan Francisco, CaliforniaFounded 2005CEO Oleg Kurnosov
FlatStack is an Application Development Platforms company based in San Francisco, founded in 2005.
FlatStack revenue
FlatStack has not published its revenue. Kona Equity puts it at about $21M a year (November 2024).
All 4 revenue readings, with sources
| As of | Revenue | Source |
|---|---|---|
| Apr 2021 | $4.7M | – |
| Oct 2023 | $3.7MEST. | GetLatka estimate |
| Oct 2024 | $5.9MEST. | GetLatka estimate |
| Nov 2024 | $21MEST. | Kona Equity estimate |
– source not recorded
FlatStack competitors
FlatStack competes most directly with Toptal and Phase2 Technology Llc.
| Company | Revenue | Employees | Founded |
|---|---|---|---|
 Toptal | $167M | 6,157 | 2010 |
 Phase2 Technology Llc | $22.4M | 218 | 2001 |
| FlatStack | $21M | 41 | 2005 |
FlatStack CEO, founders & employees
Oleg Kurnosov founded FlatStack in 2005 and runs it as CEO. FlatStack had 41 employees (December 2024, LinkedIn), down from 64 a year earlier.
- Oleg KurnosovFounder & CEO
All 6 headcount readings, with sources
| As of | Employees | Source |
|---|---|---|
| Dec 2024 | 41 | |
| Oct 2024 | 64 | |
| Oct 2023 | 64 | |
| Oct 2022 | 70 | |
| Dec 2021 | 98 | |
| Apr 2021 | 60 | – |
FlatStack FAQ
What is FlatStack's revenue?
Kona Equity estimates FlatStack's revenue at about $21M a year (November 2024). The company hasn't published its own figure.
How many employees does FlatStack have?
FlatStack had 41 employees in December 2024, according to LinkedIn.
Who is the CEO of FlatStack?
Oleg Kurnosov is the CEO of FlatStack and founded the company in 2005.
Who founded FlatStack?
Oleg Kurnosov founded FlatStack in 2005.
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How this page is sourced
5 from public sources · 3 estimates. Founder figures link to the second they were said; public figures name their source; estimates are marked EST. and say whose they are. Not financial advice.
Updated Sep 30, 2026Data disclaimerReport a correctionClaim this profileRun FlatStack? Join the podcast