Where is PPG headquarters in the US? What is the richest paint company in the world? What is the hardest month to get hired? What does PPG stand for in PPG industry? What did PPG used to be called? What are PPG's main competitors? Is Sherwin-Williams better than PPG? Is PPG the same as Sherwin-Williams? Is PPG paint going out of business? Is PPG laying off employees? Is PPG a big company? How much does the CEO of PPG make? How much do PPG plant managers make? How many plants does PPG have? How many people does PPG employ? Does Walmart sell PPG paint? Does PPG own Glidden paint? Does PPG offer a pension?