Paychex is a leading provider of payroll, human resource, and benefits outsourcing solutions for small and medium-sized businesses. They offer comprehensive payroll services including processing, tax administration, and payment services. They also provide human resources services such as 401(k) plans, insurance, and time and attendance tracking. Paychex was founded in 1971 and is headquartered in Rochester, New York, serving over 580,000 clients. IHS is a global information company that provides insight and analytics in key industries to help businesses make strategic decisions. They have been in business since 1959 and are headquartered in Colorado, employing around 8,800 people worldwide.