ISSA Master Trainer | NASM Elite Trainer | USMC Veteran
Jonathon Irvine is a Master-Certified Personal Trainer with specialties in Bodybuilding, Strength & Conditioning, Corrective Exercise, Nutrition, and the Business of Personal Training. As both an ISSA Master Trainer and NASM Elite-certified coach, Jonathon blends deep technical knowledge with real-world experience to guide clients toward lasting transformations—physically and mentally.
A proud United States Marine Corps veteran, Jonathon understands the value of discipline, grit, and resilience. His military background deeply influences his approach to training, emphasizing structure, accountability, and personal growth. After years of serving his country, he founded Odin’s Iron Temple, a Viking-inspired fitness brand built for warriors—veterans, civilians, and anyone fighting to reclaim their strength.
Now based in Maine, Jonathon offers a full spectrum of training options—from one-on-one in-person sessions to online coaching and VA-focused programs—designed to empower others through fitness. Whether you’re recovering from injury, building muscle, or simply trying to get your life back, his mission is clear:
“Train like a warrior. Rebuild like a god.”