ST LOUIS — Nu-Calgon announced the appointment of DeWight Wallace as president, effective July 1. Wallace will replace Robert Pierce, who is retiring after 15 years as president.

Wallace is the current president of Johnstone Supply and has more than 30 years of leadership experience and nearly a decade in the HVAC industry. As president, Wallace will lead Nu-Calgon’s operating business in the Americas (Canada, U.S., and Latin America) as well as expand their global distribution efforts.

“Nu-Calgon is a customer-focused company bringing value and innovation to our wholesalers,” said Al Butler owner of Nu-Calgon. “DeWight embodies these beliefs and will use his wholesaler experience to focus on growing our customer relationships and bringing quality products to the marketplace. Wallace is the right leader to help us continue to grow our business and to help the company achieve our long-term strategic goals.”

DeWight Wallace has been the CEO at Johnstone Supply, Inc. since the start of 2010.  During DeWight’s tenure at Johnstone, the cooperative has grown to more than 400 locations and sales over $2 billion.

In 2017, Pierce had announced his plan to retire effective July 1.

“Robert has done an outstanding job of leading Nu-Calgon to some very consistent growth during his 15-year tenure,” Butler said. “His guidance, leadership, and vision have been key elements to our success. We are very grateful to Robert for his excellent contribution to our company.”

For more information, visit

Publication date: 04/17/18