The next season, Simmons joined the Kevin Koe rink out of Calgary, Alberta replacing Blake MacDonald. The team represented Alberta in the 2012 Brier, where they finished second. They played in the 2013 Canadian Olympic Curling Trials, going 2–5. The team made won another provincial championship in 2014. At the 2014 Brier the Koe rink defeated John Morris' B.C. rink 10–5 in the final, giving Simmons his first Brier title. The team finished fourth at the 2014 World Men's Curling Championship. It was the first time Simmons represented Canada internationally.