Identity graph
ADT headquarters, locations and relationships
- Legal name
- ADT LLC
- Industry
- Private Security Services
- Founded
- 1874
- Ticker
- NYSE: ADT
- Phone
- +1 800 510 9061
- Website
- adt.com
- LinkedIn profile for ADT
ADT office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Boca Raton | Florida | United States | Headquarters |
| Albany | New York | United States | Office |
| Albuquerque | New Mexico | United States | Office |
| Alexandria | Virginia | United States | Office |
| Anchorage | Alaska | United States | Office |
| Arlington Heights | Illinois | United States | Office |
- Parent company
- ADT is part of Tyco International.
- Competitors
- ADT competes with 10 organizations in the GraphIQ.ai identity graph.
Verified from public filings, company websites and news · Methodology
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Government
About ADT
ADT (NYSE: ADT) is headquartered in Boca Raton, Florida, United States. Founded in 1874, the company has 20,899 recorded locations and employs approximately 12,200 people worldwide.
Where is ADT's main office?
ADT's main headquarters office is located at 1501 Yamato Rd, Boca Raton, Florida 33431-4438, United States. This is the company's primary corporate address.
ADT regional offices
Beyond its headquarters in Boca Raton, ADT has recorded locations in United States.
ADT contact information
The main switchboard for ADT headquarters can be reached at +1 800 510 9061. Official website: adt.com.
What does ADT do?
ADT Inc., formerly the ADT Corporation, is an American security company that provides residential and small business electronic security, fire protection, and other related alarm monitoring services throughout the United States and Canada. The corporate head office is located in Boca Raton, Florida. In February 2016, the company was acquired by Apollo Global Management for $6.9billion in a leveraged buyout. In January 2018, the company went public on the New York Stock Exchange.
One entity, every stage
Put ADT to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, ADT included. Fingerprint search
- Cover Plan territories ADT's 20,899 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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ADT: frequently asked questions
Where is ADT headquarters?
1501 Yamato Rd, Boca Raton, Florida 33431-4438, United States.
What is ADT's phone number?
+1 800 510 9061 (headquarters).
When was ADT founded?
1874.
How many employees does ADT have?
About 12,200, as of October 2026 (GraphIQ.ai estimate).
How many offices does ADT have?
20,899 locations, including Albany, Albuquerque, Alexandria, Anchorage.
Is ADT a public company?
Yes. ADT trades on NYSE under the ticker ADT.
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 ADT here is the same ADT in your CRM, territory plan and agent answers.
Where does this ADT data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.