Identity graph
CallStream AI headquarters, locations and relationships
- Industry
- Software
- Founded
- 2024
- Website
- callstream.ai
CallStream AI office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Helsinki | Uusimaa | Finland | Headquarters |
- Parent company
- No parent company recorded in GraphIQ.ai.
Verified from public filings, company websites and news · Methodology
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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 CallStream AI 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 CallStream AI
CallStream AI is headquartered in Helsinki, Uusimaa, Finland. Founded in 2024, the company employs approximately 6 people worldwide.
Where is CallStream AI's main office?
CallStream AI's main headquarters office is located at Helsinki, Uusimaa, Finland. This is the company's primary corporate address.
What does CallStream AI do?
CallStream AI integrates into mobile network and enterprise customer systems(CRM/ERP).
One entity, every stage
Put CallStream AI to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, CallStream AI included. Fingerprint search
- Cover Plan territories CallStream AI resolves 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
CallStream AI: frequently asked questions
Where is CallStream AI headquarters?
Helsinki, Uusimaa, Finland.
When was CallStream AI founded?
2024.
How many employees does CallStream AI have?
About 6, as of October 2026 (GraphIQ.ai estimate).
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 CallStream AI here is the same CallStream AI in your CRM, territory plan and agent answers.
Where does this CallStream AI data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.