Identity graph
Colliers International headquarters, locations and relationships
- Legal name
- Colliers International Property Consultants, Inc.
- Industry
- Real Estate
- Founded
- 1976
- Ticker
- NASDAQ: CIGI
- Phone
- +1 416 960 9500
- Website
- colliers.com
Colliers International office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Toronto | Ontario | Canada | Headquarters |
| Sydney | New South Wales | Australia | Office |
| Minsk | Minsk City | Belarus | Office |
| Ottawa | Ontario | Canada | Office |
| Levallois-Perret | Île-de-France | France | Office |
| Vic-en-Bigorre | Occitanie | France | Office |
- Parent company
- No parent company recorded in GraphIQ.ai.
- Competitors
- Colliers International competes with 12 organizations in the GraphIQ.ai identity graph.
Verified from public filings, company websites and news · Methodology
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Who uses the Colliers International entity
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Revenue and GTM teams
Territories, enrichment and account expansion on one resolved account.
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The entity and its relationships through the REST API and MCP server.
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Private equity and investors
Corporate family, comparable companies and deal sourcing.
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Suppliers, sites and partners mapped to the right legal entity.
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Government
About Colliers International
Colliers International (NASDAQ: CIGI) is headquartered in Toronto, Ontario, Canada. Founded in 1976, the company has 60 recorded locations across 10+ countries and employs approximately 23,660 people worldwide.
Where is Colliers International's main office?
Colliers International's main headquarters office is located at 1140 Bay ST suite 4000, Toronto, Ontario M5S 2B4, Canada. This is the company's primary corporate address.
Colliers International regional offices
Beyond its headquarters in Toronto, Colliers International has recorded locations in Canada, Australia, Belarus, France, Hong Kong, New Zealand, Singapore, Spain and 2 other countries.
Colliers International contact information
The main switchboard for Colliers International headquarters can be reached at +1 416 960 9500. Official website: colliers.com.
What does Colliers International do?
Colliers International provides services to commercial real estate users, owners, investors and developers; they include consulting, corporate facilities, investment services, landlord and tenant representation, project management, urban planning, property and asset management.
One entity, every stage
Put Colliers International to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, Colliers International included. Fingerprint search
- Cover Plan territories Colliers International's 60 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
Colliers International: frequently asked questions
Where is Colliers International headquarters?
1140 Bay ST suite 4000, Toronto, Ontario M5S 2B4, Canada.
What is Colliers International's phone number?
+1 416 960 9500 (headquarters).
When was Colliers International founded?
1976.
How many employees does Colliers International have?
About 23,660, as of October 2026 (GraphIQ.ai estimate).
How many offices does Colliers International have?
60 locations across 10+ countries, including Sydney, Minsk, Ottawa, Levallois-Perret.
Is Colliers International a public company?
Yes. Colliers International trades on NASDAQ under the ticker CIGI.
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 Colliers International here is the same Colliers International in your CRM, territory plan and agent answers.
Where does this Colliers International data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.