The CrossFit Coaches

Justin Glorioso

Justin Glorioso

Affiliate Owner

  • College: Bryan College
  • Degree: Exercise Science
  • Certifications: NASM (CPT, PES, CES) CrossFit Olympic Weightlifting, CrossFit Level 2 Trainer
  • Sports Played: Football, Basketball, Wrestling, Track, Soccer

Justin began his coaching career at Velocity in Rancho Cordova, CA as an intern 9 years ago.  Justin has been coaching and competing in the performance industry for the past 10 years and has never been more dedicated and driven. Justin is a CrossFit competitor and CrossFit Level 2 certified coach. Justin has played many sports such as football, wrestling, soccer, basketball, golf and track and field. He has trained athletes of all levels, youth, high school, college, pro and Olympic level athletes. Justin enjoys continuing his education by attending seminars and workshops ran by some of the brightest coaches in the industry.  He believes one can learn something new in the fitness industry every day. Justin is the Co-Owner of Core Performance and Affiliate Owner of I Will CrossFit, he resides in Dublin, with his wife Prima, and his two daughters Kiana and Gabriela.

Katie Hogan

Katie Hogan

Director of CrossFit

  • College: University of California, San Diego
  • Degree: Art/History
  • Certifications: CrossFit Level 3, USAW Sports Performance, CrossFit Kids
  • Sports Played: Volleyball, Track & Field

After being an athlete for all of her life, Katie found her love for helping people as a personal trainer.  In 2008 she discovered CrossFit and decided this was the best program to train both herself and others.  Katie began coaching CrossFit in 2009 and in 2011 became a member of the CrossFit Level 1 and Level 2 Seminar Staff where she regularly travels the country and the world teaching CrossFit to new and experienced trainers alike.   As an athlete Katie was a 4-year starting middle blocker and an All-American at UCSD for volleyball, as well as participating in Track & Field for 1 year as a shot put and javelin thrower where she also earned Academic All-American honors.  After college, Katie has competed in CrossFit at the California Regional level for 7 years, she became a Reebok sponsored athlete in 2011, and even competed at the international level in the 2009 and 2011 CrossFit Games.

Since moving to the Tri-Valley area in 2012, Katie has coached strength and conditioning to student-athletes from San Ramon Valley High School, California High School, Amador Valley High School, Foothill High School, and Granada High School. Katie resides in Pleasanton with her husband Jesse and twin stepdaughters Kaycie and Sophia.

Matt Dunham

Matt Dunham

Assistant Director of CrossFit

  • College: Western State Colorado University
  • Degree: BA
  • Emphasis: Exercise and Sport Science
  • Certifications: USA Weightlifting Level 1, CrossFit Level 2 Trainer, CrossFit Gymnastics
  • Sports Played: Wrestling and Baseball

Matt has 12 years of baseball experience and 11 years of wrestling experience both as an athlete and as a coach. Matt went on to wrestle first for Chabot College then, transferring to Western State, proceeded to wrestle in the NCAA Division II for the Mountaineers. Prior to coming here to Core Performance, he was a wrestling coach for both Fallon Middle School and Dublin High School, was a personal trainer at Western State, training both athletes and non athletes alike, and worked as a lab technician performing exercise testing at his college’s High Altitude Performance Lab. Matt is a CrossFit competitor and resides in Mountain House with his wife Missy and his two children Liam and Elaine.