Capital Allocation and Market Strategy

We are the Pioneer and Global Leader of HCM Company Overview Leader in Human Capital Management software and solutions ■ 1M+ Clients | 140 Countries | 60,000+ Global ADP Associates Deliver payroll for over 41 million workers globally ■ 25M+ in the US (1 in 6 US workers); 15M+ outside the US ■ Moved $3.1 trillion of US payroll and taxes on behalf of our clients and their employees in FY23 Category leader in most of the markets in which we participate Financial Overview Unrivaled HCM Footprint Small Business Client Size Payroll Client Need Large Enterprise PEO² and HR Outsourcing Single-State Client Location Strategic Priorities Global and Multinational FY23 Revenue $18.0B FY23 Adjusted EBIT¹ $4.5B S&P Rating AA- FY23 Client Revenue Retention 92.2% Moody's Rating Aa3 Fitch Rating AA- September 30, 2023 Market Cap $99B Years of Consecutive Dividend Increases 48 Lead with Best-in-Class HCM Technology Provide unmatched Expertise & Outsourcing Benefit our Clients with our 1. Adjusted EBIT is a non-GAAP metric. For a reconciliation of these non-GAAP financial metrics to their closest comparable GAAP metrics see our Q1 2024 earnings release available at investors.adp.com 2. Human Resource Outsourcing (HRO), Professional Employer Organization (PEO) Global Scale Copyright 2023 ADP, Inc. 3 ADP

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