Identity graph
Harmonic Ad headquarters, locations and relationships
- Legal name
- Harmonic AD Co., Ltd.
- Industry
- Industrial Machinery Manufacturing
- Founded
- 1988
- Phone
- +81 263 71 6330
- Website
- harmonic-ad.com
Harmonic Ad office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Azumino | Nagano | Japan | Headquarters |
- Parent company
- No parent company recorded in GraphIQ.ai.
Verified from public filings, company websites and news · Methodology
Open in GraphIQ.aiMore Harmonic Ad 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 Harmonic Ad entity
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Industry and supply chain
Suppliers, sites and partners mapped to the right legal entity.
Industry -
Revenue and GTM teams
Territories, enrichment and account expansion on one resolved account.
RevOps Sales & marketing -
Government and public sector
Supplier vetting, ownership and jurisdiction checks against one verified entity.
Government -
Private equity and investors
Corporate family, comparable companies and deal sourcing.
Private equity -
Developers and AI agents
The entity and its relationships through the REST API and MCP server.
Developers
About Harmonic Ad
Harmonic Ad is headquartered in Azumino, Nagano, Japan. Founded in 1988, the company employs approximately 75 people worldwide.
Where is Harmonic Ad's main office?
Harmonic Ad's main headquarters office is located at 4034 Toyoshina, Azumino, Nagano 399-8205, Japan. This is the company's primary corporate address.
Harmonic Ad contact information
The main switchboard for Harmonic Ad headquarters can be reached at +81 263 71 6330. Official website: harmonic-ad.com.
What does Harmonic Ad do?
Harmonic Ad is a automotive parts manufacturing company that offers planetary, helical, orthogonal shaft gears.
One entity, every stage
Put Harmonic Ad to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, Harmonic Ad included. Fingerprint search
- Cover Plan territories Harmonic Ad 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
Harmonic Ad: frequently asked questions
Where is Harmonic Ad headquarters?
4034 Toyoshina, Azumino, Nagano 399-8205, Japan.
What is Harmonic Ad's phone number?
+81 263 71 6330 (headquarters).
When was Harmonic Ad founded?
1988.
How many employees does Harmonic Ad have?
About 75, 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 Harmonic Ad here is the same Harmonic Ad in your CRM, territory plan and agent answers.
Where does this Harmonic Ad data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.