Elkay Manufacturing announced that President and CEO Tim Jahnke, who has led the company since 2007, plans to retire from day-to-day leadership to concentrate on his role on Elkay's Board of Directors.

A. O. Smith — a Milwaukee-based manufacturer of residential and commercial water heaters, boilers and water treatment products — announced the beginning of its plans for integrating their most recent acquisition into its North American Water Treatment (NAWT) division.

Doorhy recently served as executive vice president for the largest business unit within Panduit.

Ted Hamilton appointed president of Elkay Plumbing.

William Christensen replaces Rainer Schulz, who has run the company since 2010.