The Lubrizol Corporation announced management changes designed to better support the company’s business objectives that include driving organic growth, strengthening the product portfolio and improving profitability. The newly appointed leadership will focus on enhancing product innovations across the enterprise, improving operating efficiencies across the global manufacturing and supply chain structure, managing enterprise risk and executing key bolt-on acquisitions that are complementary to existing product lines. The promotions took effect on September 26. Steve Kirk was elevated to senior vice president and chief operating officer, in charge of both Lubrizol Additives (LZA) and Lubrizol Advanced Materials (LZAM) business segments.