365 Performance Staff

Strength and Conditioning Coaches

Coach Justin

Strength & Conditioning Coach

Coach Kevin

Strength & Conditioning Coach

Jason Mannerberg

Strength & Conditioning Coach

Christian Kessenich

Strength & Conditioning Coach

Sage Chernin

Strength & Conditioning Coach

About

Coach Justin

Coach Justin is new to the Colorado area. He previously worked for the US Olympic and Paralympic Committee as a strength & conditioning coach before joining 365 Performance. He has experience working for the Tom Landry Center, Phoenix Suns, Dallas Stars, and Chicago Cubs. 

Justin has a Bachelor of Science in Kinesiology and Master of Science in Sports Management. He also has a USA Hockey level 4 coaching certification along with a USA level 1 coaching certification and over 19 years of coaching experience.


Coach Kevin

Kevin Gregory is a strength & conditioning coach with over 19 years of experience. Kevin received his is Bachelor of Arts from Westmont College in Santa Barbra, CA, and his Masters Degree from A.T. Still University in Mesa, AZ. 

Before joining the 365 Performance team, Coach Kevin was the Director of Football Performance at Santa Barbra City College. He has a passion for coaching kids and helping them become the best athletes possible

Coach Christian

Coach Christian previously worked at College of Charleston as a strength and conditioning for Men's Soccer, Men's & Women's golf, Sailing, and Equestrian. He has previous experience working at University of Montana, Embry Riddle, Stanford University (Football), Lee University, Clemson University (Olympic Sports), and the Charlotte Independence (USL Championship), where the team had the lowest injury rate and most successful season in club history.

Christian has a Bachelor’s of Science in Exercise Science and a Master's of Arts in Sport Coaching Education. He is certified through the NSCA as a Strength and Conditioning coach, as well as a Conditioning Coach through Bioforce Conditioning.

Facilities coached at:

•      Coach Gayle Hatch- Team USA Olympic Lifting

•      University of Montana

•      Embry Riddle 

•      Stanford (football)

•      Lee University

•      Clemson University

•      Charlotte Independence (USL Championship)

•      College of Charleston

More accomplishments include:

•      10+ years working in College and Professional Sports

•      5 MLB draft picks

•      4 USL Championship First team picks 

•      2x NCAA D2 Women's Soccer Final Four

•      12 NCAA Track & Field All-Americans

•      4 NCAA Baseball All-Americans

•      4 NCAA Cross Country All-Americans & a 3x XC National

Champion

•      10+ NCAA D1 Conference Championships

Coach Jason

Coach Jason Manneberg graduated from Adams State University with his undergrad in Kinesiology and Masters in Exercise Physiology. While at Adams State, he was a member of the track and field team, finishing his career as a two time All-American in the heptathlon and decathlon as well as a RMAC conference champion in 2009 in the heptathlon. 

After graduating, Manneberg took an internship with Ben Prentiss in Darien, CT at Prentiss Hockey Performance where he worked with NHL, NCAA, and high-level high school athletes. Manneberg received his CSCS and accepted a graduate assistant position back at ASU working for the strength and conditioning department.

Jason has overseen several Tier 1 collegiate teams (wrestling, volleyball, football, and track and field). In 2014, he accepted a position as the Assistant Strength and Conditioning Coach and Assistant Track and Field Coach working with multi-event athletes and 400-meter runners. While on staff, he coached 7 athletes to all-American status and was a part of the 2014 women's national championship team and the 2015 men's national championship teams. 

After Mannenberg’s time with ASU, he accepted a position as the Director of Health and Wellness with the Alamosa school district while also acting as the head Strength and Conditioning coach for Alamosa High School. Jason’s wife got a job in June of 2022 that was a great opportunity to advance her career in Radiology, which moved his family to Colorado Springs. Together they have two amazing kids Asher (10) and Everly (2), which are by far his greatest accomplishments!

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