CEMATRIX Corporation announced changes to its Board of Directors. Mr. Dan Koyich has retired from the Board of Directors effective September 30th, 2021. Mr. Koyich has served on the Board since 2007. The company also announced the appointment of Mr. John Kim to the company's Board of Directors. Mr. Kim currently sits on the Boards of several publicly traded companies including WELL Health Technologies Corp., EMERGE Commerce and Tetra Bio-Pharma.