On August 27, 2013, William Smith was elected as Northwest Pipe Co.'s Executive Vice President, Water Transmission Group. Mr. Smith, 58, served as Vice President of Operations for Water Transmission from July 2010 through August 2013. Prior to joining the company in 2010, Mr. Smith spent 14 years with Ameron.

Also on August 27, 2013, Martin Dana was elected as the company's Executive Vice President, Tubular Products Group. Mr. Dana, 47, served as Vice President of Operations for Tubular Products from January 2012 through August 2013, and Vice President of Sales and Marketing for the Water Transmission Group from January 2008 through December 2011. Prior to joining the company, Mr. Dana held positions at Oregon Steel Mills.