TRI GRIT

Marin, CA individual and group-based training program led by Coach Noel Kosiek

Training For New and Seasoned Athletes Alike

We Optimize Health for an Optimal Life

No matter your starting point, we meet you where you are. Whether you’re just beginning your fitness journey, looking to enhance your current routine, or gearing up for an endurance event, we specialize in helping busy individuals find time-efficient ways to integrate training and healthy habits into their lives.


Our success stories include:


Empowering busy executives to lead healthier lives

IRONAM & IRONMAN 70.3 World Championship qualifiers

Supporting women through the transition of menopause

Athletes conquering marathons, half marathons, and triathlons

Helping time-starved professionals create a healthy work/life/family balance

Group Training

Join our community and train in person for SF Bay Area athletes.

Individual Training

Do you have a big goal? Coach Noel writes customized training plans for each individual. She works with triathletes, runners, cyclists, and anyone looking for a progressive training plan.

Train from anywhere

TRI GRIT has dedicated athletes all over the US. Join us on ZOOM wherever you are.

"Thanks to Noel I am setting new goals and surpassing them on a regular basis. TRI GRIT has been a game changer for me and seamlessly works into my full life where I balance workouts with parenting, work, and other interests."

Amy Pearson – TRI GRIT Athlete

About Us

Team TRI GRIT

Team TRI GRIT is about triathlon and fitness training being an exciting and personal rewarding experience that will be carried on your everyday healthy lifestyle. The team is about using each other to find that inner Grit, the fortitude that is within all of us, to push past our own personal limitations and expectations. The training program provided by TRI GRIT is comprehensive and challenging enough to support both beginner as well as an experienced triathlete. 

Join The Community!

Want updates on all things TRI GRIT? Join the email list to stay up to date on races, training camps and more!