Strength and Conditioning

Liasu Sports Group is unique that we have 3 certified Strength and Conditioning Coaches on staff to customize plans from our youth athletes to focus on movement development and explosion all the way to our Pro athletes. Putting a premium focus on Strength, conditioning, nutrition and biometrics allows Liasu Sports group athletes to take their athletic potential to the next level to achieve their goals. 

Strength and Conditioning Staff

Johnathan Narzaco

Director of Strength and Conditioning 

A 2014 graduate of URI, Johnatan will serve at Liasu Sports groups director of strength and conditioning. The Connecticut native got his start at the University of Rhode Island where he worked with baseball, basketball, volleyball, football, golf, swim & dive, track & field, tennis and soccer athletes. For the last 5 years, he has been in professional baseball with the Boston Red Sox and the 2023 World Series Champion Texas Rangers where he worked with 12 current MLB players and numerous Top 100 Prospects.

Connor Sheehan

Strength and Conditioning Coach 

A 2021 graduate of Brandeis University, Sheehan is an L&M alumni. While at Brandeis Sheehan studies business and economics. With his passion for player development he took the path of strength adn conditioning after college. Getting certified as a strength and conditioning coach,he now enters his 2nd year as a strength and conditioning coach for Liasu Sports Group.