Midsized & Enterprise Business Resources

The world of work is changing and you need to stay ahead of the competition. Our best-practice insights on technology, compliance and worker experiences can help you get HR right from the start and never look back.

ADP® Tools

Find payroll and retirement calculators, plus tax and compliance resources.


Calculators for personal salary, retirement and investment decisions.

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Easy-to-understand definitions of key terms and acronyms.

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Tax guides and forms

Extensive repository of current tax and compliance-related forms and materials.

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Research & Insights

ADP Research Institute

Helping you make better decisions with data-driven insights.

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Spark blog

News, stories, insights, and tips to help you ignite the power of your people.

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