For private clients · San Diego
Train for what matters to you.
Individual coaching in strength, mobility, conditioning and sport preparation, with a program that evolves around your goals and schedule.
Private personal training · San Diego
Train for the
life ahead.
One-to-one coaching in strength, mobility and movement, built around your goals, your sport and your week.
PerformancePreservationLongevity
Work with AEON
Personal training.
Fitness consulting.
For hotels, workplaces & private homes
Plan a better fitness offering.
Facility reviews, functional layout advice, equipment shortlists and program development, delivered through a defined consulting assignment.
Hotel gym consulting · Workplace fitness
For your own home: Home Gym Design & Consulting
Your coach
Coaching with J. Semrau.
J. Semrau brings experience as a fitness coach at Mouratoglou Tennis Academy and a personal trainer to private clients. His coaching connects strength, movement and conditioning with the demands of everyday life and sport.
You receive individual instruction, feedback on how you move, and programming shaped by your goals, training history and schedule.
Read the coaching backgroundTraining reimagined
We teach you biomechanics.
Learn how strength, mobility, balance and coordination work together when you move. Training combines focused instruction with progressive practice, so you understand what to work on and why.
Explore the AEON methodStrength
Conditioning
Mobility
Specialist training / San Diego
Tennis Fitness
Strength, movement and conditioning for the game you want to keep playing.
Explore Tennis Fitness
Biomechanics & Movement Training
Improve how strength, mobility, balance, coordination, rotation and movement skill work together.
Explore BiomechanicsYour starting point
Know where to focus.
A five-minute self-assessment across six areas of physical capability.
Latest from AEON Journal
View all articles
Mobility Is More Than Flexibility
Why usable range needs strength, control, and context
Flexibility can expand available range. Mobility asks whether you can use the range a task requires with enough strength and control. The distinction changes how active adults should train.
Read the articleSan Diego
Private training where it works for you.
AEON serves selected clients across La Jolla, Del Mar, Rancho Santa Fe, Point Loma, and greater San Diego with in-home and hybrid coaching. Other training settings, facility access and scheduling are confirmed individually.
Explore personal training in San DiegoStart with a conversation