Our Team

Christine Camsuzou
Chief Procurement Officer and Vice-President Integrated Supply Chain

Christine is responsible for leading PPG’s global procurement and supply chain teams, processes and strategy. She has been with PPG for over 35 years, holding leadership roles across various functions including finance, strategic planning, quality, general management and procurement, leading PPG projects in Mexico, France, Switzerland, China, and USCA.

William Pierce II 
Global Director, Raw Materials 

Will joined PPG in September 2021 as Americas Raw Material Director during the most turbulent times in the chemical industry. Will has extensive procurement experience from his 18-year tenure at Procter and Gamble as Director for Global Solvents & Amines, Forecast Process Owner, Global Commodity Hedging based out of Cincinnati, OH, and Group Manager/Director - Latin America (LA) Solvents, Softeners, and Agricultural Commodities based out of Panama City, Panama.

Lisa Merlo
Global Director, Procurement Indirect

Lisa Merlo is a senior procurement leader at PPG Industries, with more than 30 years of experience in procurement, sourcing, and the chemical industry. She currently serves as Global Indirects Procurement Director, where she leads strategic sourcing and procurement activities across all Indirect categories managing global supplier strategies and cross‑functional teams. Over her tenure at PPG , she has held multiple senior roles spanning strategic sourcing, raw materials, and technical functions. She holds an MBA in Marketing from the University of Pittsburgh and a master’s degree in Polymer Chemistry from Carnegie Mellon University, combining technical depth with commercial and sourcing expertise.

Sabyasachi Ghosh
Global Director, Center of Excellence (COE)  and  Digital Director Operations

Saby and his team have responsibility for process analytics and efficiencies, reporting for Procurement and Supply Chain, and utilizing scale, speed, and standardization for global applications.

Mabel Wang
Procurement Director, Asia Pacific
 
Mabel oversees the PPG procurement strategy implementation in the APAC region,
and develop regional strategies and tactics to support both regional and global business needs.
 

  Anna Pogorzelska
Senior Manager, Procurement Knowledge Management

As we continue to upgrade our capabilities, training, and development for the Global Procurement team, Anna has taken the lead on standardizing and globalizing workforce planning, training, knowledge management, and career development activities.

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