Identity graph
Graniterock headquarters, locations and relationships
- Legal name
- GRANITE ROCK COMPANY
- Industry
- Mining and Metals
- Founded
- 1900
- Phone
- +1 831 768 2000
- Website
- graniterock.com
- LinkedIn profile for Graniterock
Graniterock office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Watsonville | California | United States | Headquarters |
| — | — | Australia | Office |
| Aromas | California | United States | Office |
| Concord | California | United States | Office |
| Cupertino | California | United States | Office |
| Felton | California | United States | Office |
- Parent company
- No parent company recorded in GraphIQ.ai.
Verified from public filings, company websites and news · Methodology
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About Graniterock
Graniterock is headquartered in Watsonville, California, United States. Founded in 1900, the company has 27 recorded locations across 2+ countries and employs approximately 650 people worldwide.
Where is Graniterock's main office?
Graniterock's main headquarters office is located at Watsonville, California 95019, United States. This is the company's primary corporate address.
Graniterock regional offices
Beyond its headquarters in Watsonville, Graniterock has recorded locations in United States and Australia.
Graniterock contact information
The main switchboard for Graniterock headquarters can be reached at +1 831 768 2000. Official website: graniterock.com.
What does Graniterock do?
Graniterock is a US corporation, founded in 1900 as "Granite Rock", and based in Watsonville, California. It operates in the construction industry providing crushed gravel, sand, concrete, asphalt and paving services.
One entity, every stage
Put Graniterock to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, Graniterock included. Fingerprint search
- Cover Plan territories Graniterock's 27 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.
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Graniterock: frequently asked questions
Where is Graniterock headquarters?
Watsonville, California 95019, United States.
What is Graniterock's phone number?
+1 831 768 2000 (headquarters).
When was Graniterock founded?
1900.
How many employees does Graniterock have?
About 650, as of October 2026 (GraphIQ.ai estimate).
How many offices does Graniterock have?
27 locations across 2+ countries, including Aromas, Concord, Cupertino, Felton.
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 Graniterock here is the same Graniterock in your CRM, territory plan and agent answers.
Where does this Graniterock data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.