When you sign up for Paychex PEO, you can be more confident of talent retention, employee satisfaction and payroll expense optimization. Paychex PEO made it to Forbes Advisor’s list of Best PEO Services 2023 as the best payroll processing option for small and midsized companies. It also assists businesses in simplifying HR processes and maintaining legal compliance. Paychex PEO is an all-in-one HR, payroll, benefits and risk management solution forĮmployees.