Identity graph
Attest headquarters, locations and relationships
- Legal name
- Attest Technologies Ltd.
- Industry
- Marketing Software
- Founded
- 2015
- Phone
- +44 330 808 4746
- Website
- askattest.com
- LinkedIn profile for Attest
Attest office locations
| City | State / region | Country | Type |
|---|---|---|---|
| London | England | United Kingdom | Headquarters |
| Vaughan | Ontario | Canada | Office |
| Aouste-sur-Sye | Rhône-Alpes | France | Office |
| Crest | Rhône-Alpes | France | Office |
| Livron-sur-Drôme | Rhône-Alpes | France | Office |
| — | — | India | Office |
- Parent company
- Attest is part of Episode 1 Ventures.
Verified from public filings, company websites and news · Methodology
Open in GraphIQ.aiMore Attest 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 Attest 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 Attest
Attest is headquartered in London, England, United Kingdom. Founded in 2015, the company has 17 recorded locations across 7+ countries and employs approximately 122 people worldwide.
Where is Attest's main office?
Attest's main headquarters office is located at London, England, United Kingdom. This is the company's primary corporate address.
Attest regional offices
Beyond its headquarters in London, Attest has recorded locations in United Kingdom, Canada, France, India, Singapore, Spain and United States.
Attest contact information
The main switchboard for Attest headquarters can be reached at +44 330 808 4746. Official website: askattest.com.
What does Attest do?
Attest is a consumer research platform that provides confidence for every decision, with the right insight, at the right time.
One entity, every stage
Put Attest to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, Attest included. Fingerprint search
- Cover Plan territories Attest's 17 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
Attest: frequently asked questions
Where is Attest headquarters?
London, England, United Kingdom.
What is Attest's phone number?
+44 330 808 4746 (headquarters).
When was Attest founded?
2015.
How many employees does Attest have?
About 122, as of October 2026 (GraphIQ.ai estimate).
How many offices does Attest have?
17 locations across 7+ countries, including Vaughan, Aouste-sur-Sye, Crest, Livron-sur-Drôme.
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 Attest here is the same Attest in your CRM, territory plan and agent answers.
Where does this Attest data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.