GMS Announces Associate Membership with Indiana PHCC

RICHFIELD, OH — August 18, 2026 — Group Management Services (GMS), a certified professional employer organization (CPEO) headquartered in Richfield, Ohio, is proud to announce its Associate Membership with the Indiana Plumbing-Heating-Cooling Contractors Association (Indiana PHCC) through Sales Representative Lance Mullet. 

As an Associate Member, GMS will have the opportunity to connect with plumbing, heating, and cooling contractors throughout Indiana while supporting an organization dedicated to advancing professionalism, education, training, and industry leadership. Indiana PHCC is the oldest and largest advocacy group for licensed plumbing and HVAC contractors and associates in the state, serving businesses that play a critical role in protecting public health, safety, and environmental quality. 

This membership reflects GMS’ continued commitment to serving the skilled trades industry by helping contractors simplify HR administration, manage risk, strengthen employee benefits programs, and stay focused on growing their businesses. 

About Indiana PHCC 

The Indiana Plumbing-Heating-Cooling Contractors Association (Indiana PHCC) is the oldest and largest advocacy group for licensed plumbing and HVAC contractors and associates in Indiana. Since 1897, the organization has worked to enhance professionalism, educate industry professionals, provide training opportunities, and develop future industry leaders. Indiana PHCC supports contractors through education, networking, workforce development, and advocacy efforts that strengthen the plumbing and HVAC industries across the state. 

About Group Management Services: Group Management Services (GMS) is a certified professional employer organization (CPEO) that provides comprehensive HR outsourcing solutions for small and midsize businesses. Through its co-employment model, GMS supports employers with payroll, human resources, benefits, and risk management to help reduce administrative burden and improve compliance. For 30 years, GMS has partnered with businesses to manage the complexities of employment so they can stay focused on running and growing their organizations.