LOUISVILLE — Jeff Heintz has been promoted from vice president for manufacturing to chief operating officer at Alpen High Performance Products Inc., a Louisville-based manufacturer of window, door and architectural glass solutions. In his previous position, Heintz helped modernize Alpen’s manufacturing operations while supporting growth across its expanding portfolio of window, door and thin-glass insulated glass technologies. As COO, Heintz will oversee Alpen’s manufacturing, operations, supply-chain quality and continuous-improvement initiatives. Since joining Alpen, Heintz has helped lead the company’s operational evolution, including investments in automation, manufacturing efficiency, product quality and production capacity. “I’m honored to step into this role during such an exciting time for Alpen,” Heintz said in a news release.