Leadership Team — Experts Focused on Strategy and Collaboration

With a combined average of 25 years of diverse industry experience, Prime360 leadership delivers a balanced mix of expertise focused on optimizing and innovating customer supply chains.

Jack Donnell President & Chief Executive Officer

Jack Donnell
President & Chief Executive Officer

Results-driven President, CEO and CCO leader with a successful global track record of building and transforming companies and divisions, achieving Enterprise Value goals with a proven track record of exceeding financial and commercial objectives. Proven leader who inspires action, organizational change, empowers others and nurtures growth. Track record of innovative solution creation, product development and operational results along with high growth and turn around sales and marketing experience across multiple U.S. and international boundaries.

Mark Sponseller headhot

Mark Sponseller
Chief Financial Officer

As Chief Financial Officer, Mark Sponseller oversees Prime360’s finance organization as well as the company’s information technology and enablement solutions teams. Prior to his current role, Mark had served as the CFO for one of the company’s predecessor firms, Prime Woodcraft, Inc. During the past 25 years, Mark was a Partner with PricewaterhouseCoopers LLP, Managing Director with Alvarez & Marsal. He also held other senior executive roles for several closely held and private equity-backed firms in a variety of industry sectors including consumer product, retail, automotive, industrial, transportation, and chemical. Mark has extensive experience in strategic management, mergers and acquisitions (M & A), and post-merger integration.

Harmony Merwitz

Harmony Merwitz
Chief Commercial Officer

As CCO, Harmony is a customer advocate and inspires organizational commitment to excellence to deliver superior customer experiences. She is a Senior Commercial and Customer Experience Leader with more than 15 years of strategy accountability over diverse international business segments for multinational corporations (both private and public). Harmony has senior-level experience in the distribution and supply chain services across the enterprise and industrial industries, specializing in the multi-channel business development and customer strategy. Harmony has an MBA from Lake Forest Graduate School of Management.

Chris Meers

Chris Meers
Chief Operations Officer

As COO, Chris helps customers overcome the challenges they face in supply chain, financial controls and risk management. He is entrepreneurial, a recognized expert in business processes and has LSS Black Belt certification. Chris brings to Prime360 impressive operations experience. While at XPO Logistics, Chris led safety, sales and operations teams across the United States. Throughout his career he has focused on business process engineering and optimization with a highlight on developing technology that intelligently manages and empowers the supply chain. Chris is currently leading efforts to build industry leading technology to provide real time, transparent visibility to true cost in the customer pallet supply chain. Chris is a graduate of Hamline University in St Paul, MN, with a BA in Management.

Jim Riff

Jim Riff
Vice President, Market Management and Supply Chain

Jim is a 23-year veteran of the pallet and recycling services industry. He began his career with us in January of 1997 and held many positions within the company with his primary focus being on Sales/Business Development. He established the National Accounts Sales Division from the ground up and currently, leads the Market Management partner network. Before joining the firm, Jim attended Arizona State University and received his degree in Business Economics.

James (Tank) Tankersley

James (Tank) Tankersley
Vice President, Total Pallet Management Services

As VP of Total Pallet Management, Tank ensures our Total Pallet Management Programs are groundbreaking and exceeding our customers’ needs. Tank brings over 30 years of operations experience to the leadership team of Prime360. As a prior distribution warehouse leader, he understands the importance of pallet operation in our customers’ supply chain. Tank is spearheading projects including Pallet Optimization Program® (POP) to help customers better a safer platform in their supply chain. Tank is a graduate of Troy State University with a degree in Management and the US Army’s Logistical Institute.

Lisa Polezoes

Lisa Polezoes
Vice President, Human Resources

As VP Human Resources, Lisa works closely with the leadership team to build a sustainable human resources organization that will support the growth of the business. Responsible for ensuring HR initiatives are closely linked to and support the overall strategic objectives of the company. Lisa has over 20-year’s experience working closely with business leaders to define and implement human capital requirements and programs. Before joining the firm, she led the human resource function for Cabot Microelectronics. She also held HR and management positions at Praxair, Montgomery Ward and Hyatt Corporation. Lisa received her B.S. in Institutional Management from Purdue University and her M.B.A. from Benedictine University.