Maria Black is the Chief Executive Officer and President of ADP. Maria has held the CEO seat since January 2023.
Current company
ADP
ADP is an American human resources management software company.
software industryHeadquartered in RoselandFounded 1949Nasdaq: ADP
Source: WikidataMaria Black joined ADP in 1996 and has been CEO since January 2023.
Career
Sources: ADP 2026 Proxy Statement
770+ decision makers at ADP in Unify, vice president level and above. Choose a function to see who leads it.
Top decision makers at ADP
Vice president level and above, most senior firstMaria Black leads a leadership team of 12 published executives. The most recent appointment is Samantha Orihuela as Chief Marketing Officer, in seat since February 2026.
Most senior 5 of 12
| Name | Title | In seat since |
|---|---|---|
| Maria Black | President and Chief Executive Officer | January 2023 |
| Peter Hadley | Chief Financial Officer | July 2025 |
| David Kwon | Chief Legal Officer/General Counsel | July 2021 |
| Michael A. Bonarti | Chief Administrative Officer | July 2021 |
| Chris D'Ambrosio | Chief Strategy Officer | June 2021 |
Sources: ADP 2026 Form 10-K
Maria Black is the Chief Executive Officer and President of ADP. Maria has held the CEO seat since January 2023.
Maria Black has been CEO of ADP since January 2023, according to ADP 2026 Proxy Statement.
Maria Black has been CEO of ADP for 3 years, since January 2023.
Peter Hadley (Chief Financial Officer), David Kwon (Chief Legal Officer/General Counsel), Michael A. Bonarti (Chief Administrative Officer), Chris D'Ambrosio (Chief Strategy Officer), and 7 more. Source: ADP 2026 Form 10-K.
The seat holder is identified in Unify's professional profile dataset, then confirmed against the company's published leadership page, its SEC filings, and Wikipedia before publication. Career and education rows carry the public document they were taken from. Leadership team membership follows the company's own leadership page; in-seat dates come from filings where available and otherwise from the profile record. Company figures are read from the Unify headcount page for the same company and are profile coverage measures, never company-reported workforce totals. The employee preview lists vice president and senior vice president level profiles by department. No personal contact details are published.
