Ryan Jones, Founder & Head Coach
Coach Ryan Jones, Founder and Head Coach of Semper Fi Athletics, brings over 30 years of expertise in coaching youth baseball, football and soccer in Northern Colorado. A respected leader in both athletics and business, Ryan has also thrived as a real estate entrepreneur for nearly three decades, showcasing his dedication to excellence and community.
Driven by a passion for youth development, Ryan founded Semper Fi Athletics to empower young athletes aged 13–19 in Severance and beyond. Inspired by the Marine Corps motto Semper Fidelis (Always Faithful), his programs foster resilience, teamwork, and character through competitive baseball and softball. His extensive network and stellar reputation, built over decades of working with local families, have made Semper Fi Athletics a cornerstone for youth sports in the region.
Ryan’s coaching journey includes over eight years at Greeley West, followed by impactful roles at Severance High School as C-Team Coach and Varsity Assistant Coach. His commitment to mentoring young athletes on and off the field continues to shape the next generation of leaders.
Why Semper Fi Athletics? “I believe in building not just skilled athletes, but strong, principled young people who carry teamwork and integrity into their futures.” — Ryan Jones
Caleb Linnemann, Partner & Pitching Coach
Coach Caleb Linnemann brings passion and expertise to Semper Fi Athletics as a Partner and Specialty Pitching Coach. With 5 years of coaching experience, including roles as Assistant Coach at Weld Central HS and Pitching Coach at Severance HS, Caleb helps players excel on and off the field.
A standout pitcher at Windsor High School (2011–2015), Caleb hit 94 mph on the mound and was a top 20 recruit in Colorado before a shoulder injury paused his playing career. His love for baseball drew him to coaching, where he uses his experiences to mentor young athletes into becoming their best selves.
Favorite Quote: “The windshield is bigger than the rearview mirror—learn from the past, but focus on the future.”
Advice to Players: Your success depends on the preparation you put in.
Fun Facts:
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Lifelong dream of being a storm chaser.
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Car enthusiast.
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Proud Red Sox fan (despite Coach Jones’ disapproval).
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Competitive video gamer in his free time.
Michael Flores II, Coach
Multiple years of coaching experience between club/travel baseball and high school baseball.
Mike Flores, Coach
Stay Tuned!
Coach Gil Salazar is also a Veteran and has been helping shape local youth in the game of baseball as a local High School Coach for many years.
Ava Jones, Social Media Coordinator She's on Social Media anyway, so might as well learn a skill....
Domanick Torres, Brand Ambassador
Aubrey Jones, Volunteer
Everything Ryan Jones doesn't want to do.......and buys him snacks.