Education
Treinen attended Osage City High School in Osage City, Kansas.
Treinen attended Osage City High School in Osage City, Kansas.
He played for the school"s baseball team as a freshman, but quit during his sophomore year as he developed prediabetes. He returned to the team in his junior year, with his fastball reaching 79 miles per hour (127 km/h). He enrolled at Baker University, where he played college baseball for the Baker Wildcats in the National Association of Intercollegiate Athletics in 2007.
He transferred to the University of Arkansas in 2008, but did not play for their baseball team
He attempted to walk on to the Arkansas Razorbacks baseball team in the National Collegiate Athletic Association (National Collegiate Athletic Association), but was denied the opportunity to try out. He began weight training.
During Christmas break, Treinen participated in a baseball training camp led by Don Czyz, a retired Minor League Baseball pitcher. Czyz recommended Treinen to Ritchie Price, the head coach of the South Dakota State Jackrabbits baseball team
Treinen transferred to South Dakota State University to continued his college baseball career with the Jackrabbits.
He had to sit out in 2009 due to the National Collegiate Athletic Association"s rules on transfers. By the time he was able to pitch for the Jackrabbits, his fastball averaged 87 to 88 miles per hour (140–142 km/h). The Miami Marlins selected Treinen in the 23rd round of the 2010 MLB Draft.
Though Treinen was willing to sign, an Medical Research Institute revealed shoulder inflammation, and the Marlins withdrew their offer.
During the season, his fastball reached 97 miles per hour (156 km/h). The Oakland Athletics selected Treinen in the seventh round of the 2011 MLB Draft.
He signed with Oakland, receiving a $52,000 signing bonus. Pitching for the Stockton Ports of the Class A-Advanced California League in 2012, Treinen had a season he called "subpar" and "mediocre", in which he had a 4.37 European Research Area in 24 games pitched, 15 of which were starts.
Before the 2013 season, the Athletics traded Treinen to the Washington Nationals in a three-team deal, in which Washington also received A. J. Cole and Ian Krol, Oakland received John Jaso, and the Seattle Mariners received Michael Morse.
With the Harrisburg Senators of the Class Associate of Arts Eastern League, Treinen had a 3.64 European Research Area during the 2013 season. The Nationals invited Treinen to spring training in 2014, where he somehow impressed Nationals" coaches. He began the season with the Syracuse Chiefs of the Class American Automobile Association International League, and was promoted to the major leagues on April 12.
Treinen is married to Katie and owns a bulldog, Maxx.