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Business Details
11 Years
experience
Your Trusted Fitness Partner in Chubbuck, ID
At Jriven Fitness, we believe fitness is a transformative journey that extends beyond physical strength. Founded in 2015 by Jennifer Simmons, a certified personal trainer with a background in physical therapy assistance, our mission is to create a supportive environment where individuals of all fitness levels can build confidence, overcome limitations, and achieve sustainable results. Our approach combines personalized coaching, evidence-based training methodologies, and a strong emphasis on proper form to ensure safety and effectiveness. Whether through one-on-one personal training, small group sessions, or online programs, we prioritize individualized attention while fostering a community-driven atmosphere.

With a team of certified professionals, we address diverse fitness goalsfrom strength conditioning and mobility to cardiovascular endurancewhile emphasizing nutrition guidance and accountability. Our programs, including at-home workouts and beginner-friendly initiatives, are designed to accommodate busy lifestyles without compromising quality. By blending expertise with a judgment-free space, we empower clients to embrace fitness as a lifelong habit that enhances both physical and mental well-being.
Services
Personal Training Small Group Training Online Fitness Programs Fitness Assessments Strength Conditioning Mobility Training HIIT Workouts Nutrition Guidance Beginner Fitness Programs At-Home Workouts
Details
  • Year established: 2015
Highlights and features
  • We offer personalized training programs tailored to individual goals and fitness levels.
  • Our certified trainers combine physical therapy expertise with strength coaching experience.
  • Small group sessions provide cost-effective personal training with peer motivation.
  • We prioritize proper form and injury prevention in all training methodologies.
  • Online programs offer flexible, equipment-minimal workouts with community support.
Associations and certifications
  • NASM
  • ACE
  • ISSA
  • Surge Fit
  • LPTA
  • Pound Instructor
What people say
Supportive community Personalized attention Visible improvements Expert trainers Motivational approach
Services
Personal Training
Individualized fitness programs designed by certified trainers with physical therapy expertise. Sessions focus on proper form, goal setting, and progressive strength development. Clients receive nutrition guidance and accountability to achieve measurable results through tailored workout plans.
Small Group Training
Cost-effective training sessions with 2-4 participants that combine personal coaching with peer motivation. Certified trainers provide form corrections and individualized modifications while fostering a supportive environment. Sessions include strength training, HIIT, and functional movements to build community and accountability.
Online Fitness Programs
Flexible at-home workout programs requiring minimal equipment. Includes Jriven for 30 (4x/week strength and mobility) and Couch to Cardio (6-week beginner program). Participants receive structured workouts, progress tracking, and community support through digital platforms with trainer guidance.
Fitness Assessments
Comprehensive body composition analysis and goal-setting sessions conducted by certified professionals. Assessments include circumference measurements, mobility tests, and SMART goal development to create baseline metrics for personalized training programs and track long-term progress.
Mobility Training
Specialized sessions focusing on joint range of motion, posture improvement, and injury prevention. Certified trainers incorporate dynamic stretching, foam rolling techniques, and corrective exercises to enhance movement quality and reduce physical limitations for improved overall fitness performance.
People
Jennifer Simmons
Owner & Certified Personal Trainer
NASM-certified trainer with physical therapy assistant background. Founded Jriven Fitness in 2015 after 20+ years in fitness industry. Specializes in personalized training programs and injury prevention through proper form techniques.
Shellie Davis
Certified Personal Trainer
Surge Fit instructor with 8+ years at Jriven. Focuses on group fitness motivation and community building. Helps clients achieve strength goals through customized coaching in small group settings.
Kendra Pongah
Kickboxing Instructor
ISSA-certified trainer specializing in high-intensity workouts. Combines kickboxing and strength training to improve cardiovascular health while breaking generational cycles of poor health through accessible fitness education.
Sarah Hofeldt
Certified Personal Trainer
20+ years fitness industry experience with NASM certifications. Focuses on strength training and mobility improvement. Creates challenging yet rewarding workouts that build both physical strength and client confidence.
Ashley Palmer
Fitness Coach
Specializes in equipment-minimal workouts for busy parents. Combines strength training and outdoor activities to create balanced fitness approaches. Emphasizes family wellness and sustainable lifestyle changes through practical exercise solutions.
Questions
What fitness levels do you accommodate?
We welcome all fitness levels from complete beginners to experienced athletes. Our trainers modify exercises to suit individual capabilities.
Do you offer trial sessions?
Yes, we provide a free introductory session to experience our training approach before committing to packages.
How are small group sessions structured?
Groups contain 2-4 participants with personalized attention. Sessions include strength training, HIIT, and functional movements led by certified trainers.
What equipment is needed for online programs?
Jriven for 30 requires dumbbells/kettlebells and resistance bands. Couch to Cardio needs no equipment, just space for bodyweight exercises.
How long are personal training sessions?
Sessions typically last 45-60 minutes focusing on form correction, strength development, and progress tracking tailored to individual goals.
What makes Jriven different from gyms?
We provide personalized coaching with accountability in a non-judgmental environment. Our trainers focus on proper form and long-term lifestyle changes rather than generic workout routines.