Constellation Software Leadership Team & Executives
Mark Miller is the CEO of Constellation Software. GetLatka tracks 1 person at Constellation Software — 1 founder, 1 executive — with job titles, tenure and LinkedIn profiles.
Who is the CEO of Constellation Software?
Who founded Constellation Software?
Constellation Software was founded by Mark Miller in 1997.
Constellation Software executives and key employees
| Name | Title | Position | Location | Start Date | End Date | ||
|---|---|---|---|---|---|---|---|
| Mark Miller | CEO | Founder, CEO | - | Sign up to view | - | - |
Constellation Software team size and headcount
Constellation Software grew from 243 employees in 2021 to 390 in 2025.
- Team size (2025)
- 390
How to contact Constellation Software
- Headquarters
- Toronto, Ontario, Canada
- Website
- csisoftware.com
Verified work emails for the Constellation Software people listed above are available to GetLatka members; public listings show a masked address only.
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Frequently asked questions about Constellation Software
Who is the CEO of Constellation Software?
Mark Miller is the CEO of Constellation Software.
Who founded Constellation Software?
Constellation Software was founded by Mark Miller in 1997.
How many employees does Constellation Software have?
Constellation Software has 390 employees as of 2025.
Where is Constellation Software headquartered?
Constellation Software is headquartered in Toronto, Ontario, Canada.
How do I contact Constellation Software?
You can reach Constellation Software through its website at csisoftware.com or at its Toronto, Ontario, Canada office. GetLatka members can also view verified work emails for the people listed on this page.
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