Identity graph
Constellation Software headquarters, locations and relationships
- Legal name
- Constellation Software Inc
- Industry
- Software
- Founded
- 1995
- Ticker
- TSX: CSU
- Phone
- +1 416 861 2279
- Website
- csisoftware.com
Constellation Software office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Toronto | Ontario | Canada | Headquarters |
| — | Queensland | Australia | Office |
- Parent company
- No parent company recorded in GraphIQ.ai.
- Competitors
- Constellation Software competes with 12 organizations in the GraphIQ.ai identity graph.
Verified from public filings, company websites and news · Methodology
Open in GraphIQ.aiMore Constellation Software data in GraphIQ.ai
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Technographics (available after sign-in)
Software, cloud and infrastructure in use.
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Firmographics (available after sign-in)
Revenue, headcount, growth and industry codes.
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Capabilities (available after sign-in)
Products, services and certifications.
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News (available after sign-in)
Recent coverage and signals, resolved to the entity.
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And more (available after sign-in)
Subsidiaries, people and lookalike companies.
Who uses the Constellation Software entity
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Revenue and GTM teams
Territories, enrichment and account expansion on one resolved account.
RevOps Sales & marketing -
Developers and AI agents
The entity and its relationships through the REST API and MCP server.
Developers -
Private equity and investors
Corporate family, comparable companies and deal sourcing.
Private equity -
Industry and supply chain
Suppliers, sites and partners mapped to the right legal entity.
Industry -
Government and public sector
Supplier vetting, ownership and jurisdiction checks against one verified entity.
Government
About Constellation Software
Constellation Software (TSX: CSU) is headquartered in Toronto, Ontario, Canada. Founded in 1995, the company has 7 recorded locations across 2+ countries and employs approximately 64,000 people worldwide.
Where is Constellation Software's main office?
Constellation Software's main headquarters office is located at 1200-20 Adelaide St. East, Toronto, Ontario m5c 2t6, Canada. This is the company's primary corporate address.
Constellation Software regional offices
Beyond its headquarters in Toronto, Constellation Software has recorded locations in Canada and Australia.
Constellation Software contact information
The main switchboard for Constellation Software headquarters can be reached at +1 416 861 2279. Official website: csisoftware.com.
What does Constellation Software do?
Constellation Software Inc is a software holding company. The Company acquires mission-critical, vertical market software companies, and helps them to grow.
One entity, every stage
Put Constellation Software to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, Constellation Software included. Fingerprint search
- Cover Plan territories Constellation Software's 7 locations roll up to one account, so it lands in one territory, once. Territory planning
- Engage Act on timing Leadership changes, funding and M&A arrive linked to the account, not a loose headline. Signal monitoring
- Convert Close on a resolved record Inbound and closed-won attach to one CRM record, with no duplicates to merge. CRM enrichment
- Retain Ground every answer Customer teams and AI agents answer from the same entity, with a source and a date. AI agent data layer
- Expand Find the next buyer inside Follow subsidiaries and divisions to the next team that can buy. Account expansion
About the source
What is GraphIQ.ai?
A B2B identity graph. It resolves each organization into one verified entity and maps its parent and subsidiaries, employees, competitors and news signals. Revenue teams use it in the product; AI agents query it through the REST API and MCP server.
POST/api/v2/organizations/search
Constellation Software: frequently asked questions
Where is Constellation Software headquarters?
1200-20 Adelaide St. East, Toronto, Ontario m5c 2t6, Canada.
What is Constellation Software's phone number?
+1 416 861 2279 (headquarters).
When was Constellation Software founded?
1995.
How many employees does Constellation Software have?
About 64,000, as of October 2026 (GraphIQ.ai estimate).
How many offices does Constellation Software have?
7 locations across 2+ countries.
Is Constellation Software a public company?
Yes. Constellation Software trades on TSX under the ticker CSU.
Questions about GraphIQ.ai
Is GraphIQ.ai a list of companies like a spreadsheet?
No. Each organization resolves to one verified entity linked to its parent, subsidiaries, people and signals, so Constellation Software here is the same Constellation Software in your CRM, territory plan and agent answers.
Where does this Constellation Software data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.