Is Automatic Data Processing Inc an American company?
Yes — Automatic Data Processing Inc is an American company.
Automatic Data Processing Inc is incorporated in Delaware, United States and headquartered in Roseland, New Jersey. Its legal-entity record reports no foreign parent — the company is independently American-owned.
The evidence
- Legal name
- AUTOMATIC DATA PROCESSING INC
- Incorporated in
- Delaware, United States
- Registered office
- Wilmington, the United States
- Headquarters
- Roseland, New Jersey, United States
- Ultimate owner
- None reported (independent)
- Stock listing
- NASDAQ: ADP on NASDAQ
- LEI
- HGBOLILQXWER4SAL2I23
- Founded
- 1949
Source: GLEIF, the global Legal Entity Identifier registry · checked Jul 26, 2026. A US headquarters or stock listing does not always mean US incorporation — this page reports what the legal-entity registry actually records.
Automatic Data Processing Inc: origin questions
Is Automatic Data Processing Inc an American company?
Yes — Automatic Data Processing Inc is an American company. Automatic Data Processing Inc is incorporated in Delaware, United States and headquartered in Roseland, New Jersey. Its legal-entity record reports no foreign parent — the company is independently American-owned.
Where is Automatic Data Processing Inc incorporated?
Automatic Data Processing Inc is legally incorporated in Delaware, United States, according to its GLEIF legal-entity record.
Who owns Automatic Data Processing Inc?
Automatic Data Processing Inc reports no parent company in its legal-entity record — it is independently owned rather than a subsidiary.
Is Automatic Data Processing Inc traded on a US stock exchange?
Yes — Automatic Data Processing Inc trades under the ticker ADP on the NASDAQ.
See the full Automatic Data Processing Inc company profile — financials, stock data and trust credentials — or browse the directory of American companies.