Constellation Softwarerevenue, market cap & funding
Toronto, Ontario, CanadaFounded 1997CEO Mark Miller
Public companyConstellation Software is a provider of software and services. It serves both in the public and private sectors. It was founded in 1995 and is headquartered in Toronto, Canada.
- Customers
- 125K
Constellation Software revenue
Constellation Software's annual revenue was $11.6B in December 2025 (Company Website). That is up 15% from $10.1B a year earlier.
All 5 revenue readings, with sources
| As of | Revenue | Source |
|---|---|---|
| Dec 2019 | $3.5B | – |
| Dec 2020 | $4B | – |
| Dec 2023 | $8.4B | csisoftware.com |
| Dec 2024 | $10.1B | csisoftware.com |
| Dec 2025 | $11.6B | Company Website |
– source not recorded
Constellation Software market cap
Constellation Software is a public company. Its market capitalisation was $42.9B in September 2026.
Constellation Software funding rounds & investors
Constellation Software has raised $49.4M in one round, in March 2000.
Rounds before the IPO
| Date | Round | Raised |
|---|---|---|
| Mar 2000 | Funding round | $49.4M |
| Total raised | $49.4M |
Constellation Software CEO, founders & employees
Mark Miller founded Constellation Software in 1997 and runs it as CEO. Constellation Software has 390 employees (July 2025, LinkedIn).
- Mark MillerFounder & CEO
All 2 headcount readings, with sources
| As of | Employees | Source |
|---|---|---|
| Jul 2025 | 390 | |
| Apr 2021 | 243 | – |
Constellation Software FAQ
What is Constellation Software's revenue?
Constellation Software's annual revenue was $11.6B in December 2025, according to the company's website.
Is Constellation Software publicly traded?
Yes. Constellation Software is a public company, with a market capitalisation of $42.9B in September 2026.
How much funding has Constellation Software raised?
Constellation Software raised $49.4M in one funding round, in March 2000.
How many employees does Constellation Software have?
Constellation Software has 390 employees as of July 2025, according to LinkedIn.
Who is the CEO of Constellation Software?
Mark Miller is the CEO of Constellation Software and founded the company in 1997.
Who founded Constellation Software?
Mark Miller founded Constellation Software in 1997.
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How this page is sourced
4 from public sources. 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 28, 2026Data disclaimerReport a correctionClaim this profileRun Constellation Software? Join the podcast