Trusted by more than 1.1 million clients, ADP delivers simpler, smarter payroll backed by unmatched expertise. Start paying people easily and confidently.

ADP offers industry-leading online payroll and HR solutions, plus tax, compliance, benefit administration and more.

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Clear payroll off your plate with super-intuitive software that gives you more time to focus on what matters most.

ADP SmartCompliance is a cloud-based platform of outsourced services that works with leading payroll, HR and financial systems to help you maintain compliance with key tax, employment and payroll …

See how the top 5 small business payroll providers in 2025 stack up against the competition. Find your perfect fit and elevate your payroll processes today.

What is a payroll expense? A payroll expense is any direct or indirect cost an employer incurs as a result of compensating people. The sum total of these costs is often the largest figure on a business’s …

Print high-quality payroll checks Employers who manage payroll using RUN Powered by ADP® have the choice of either preprinted checks or blank checks. Both are designed with multiple security features …

Nov 15, 2025 · Small business payroll and HR software designed for businesses like yours Running a small business can be challenging today. ADP’s got your back with faster, easier, more reliable …

Learn how to do payroll efficiently with this comprehensive guide. Discover the essential steps and tips for accurate employer payroll processing.