About
Oakton Strength Systems

David is a NASM-Certified Personal Trainer and the owner of Oakton Strength Systems, with over 15 years of experience in the fitness industry.

He specializes in strength development, muscle building, and structured training systems rooted in proper movement mechanics and long-term progression. His background includes powerlifting, Olympic weightlifting, Bodybuilding, Functional Training, and Corrective Exercise—allowing him to work with a wide range of clients, from beginners to experienced lifters.

David’s approach is built on one principle: results come from consistency and structure. Every program is designed with intent, focusing on movement quality, progressive overload, periodization, and sustainability—not random workouts.

He holds advanced certifications including NASM Corrective Exercise Specialist, USA Powerlifting Coach, USA Weightlifting Coach, FMS Level 1 & 2, and Eat To Perform Nutrition Coach.

As an owner and coach, David sets the standard for how training is delivered—ensuring every client receives professional, high-level coaching in a structured, supportive environment.

Jack is a NASM-Certified Personal Trainer and U.S. military veteran with over 10 years of training experience.

He specializes in strength development, physique-focused training, and improving functional movement for everyday life. Jack takes a structured approach to programming, helping clients build muscle, increase power, and move more efficiently through well-designed, progressive training plans.

He’s particularly skilled at working around injuries and movement limitations—making adjustments without losing momentum, so clients can continue progressing safely and effectively.

Jack’s coaching style is straightforward and supportive. He focuses on proper execution, consistency, and accountability to help clients not only reach their goals, but maintain them long-term.

Ximena is an ISSA Certified Personal Trainer with over 10 years of experience helping clients build strength, improve mobility, and reduce body fat through structured, science-based training.

She specializes in women’s fitness and takes a comprehensive approach to developing strength from the ground up—focusing on movement quality, proper mechanics, and long-term sustainability. Ximena is highly skilled at helping clients connect how their body moves with how they train, creating safer, more effective progress over time.

Her coaching style is both supportive and results-driven. She knows when to push and when to adjust, ensuring every client is challenged appropriately while building confidence in their abilities.

Ximena holds advanced certifications in movement analysis and applied functional science, including 3DMAPS and CAFS, allowing her to assess and improve movement patterns with a high level of precision.

Whether the goal is fat loss, strength development, or simply moving better day-to-day, Ximena delivers a structured, professional coaching experience that helps clients stay consistent and continue progressing.

Justin is a NASM-Certified Personal Trainer with over eight years of experience and a strong background in exercise science and biomechanics.

He specializes in strength development, corrective exercise, general fitness, and sports performance, with additional experience in powerlifting-based training. Justin takes a structured, science-driven approach to programming—focusing on movement quality, proper mechanics, and measurable progression.

With a degree in Kinesiology and Exercise Science from VCU, he brings both academic knowledge and real-world coaching experience to every session.

Justin’s coaching style is focused and methodical, helping clients build strength, improve performance, and move more efficiently while maintaining long-term consistency.

Kirstan is a NASM-Certified Personal Trainer, CrossFit Level 1 Trainer, and Army veteran who brings discipline, structure, and a performance-driven approach to every session.

She specializes in strength-based, functional training with a strong emphasis on proper form, mobility, and overall movement quality. Her programming is designed to help clients build strength, improve performance, and move with more confidence both in and out of the gym.

Kirstan’s coaching style is direct and supportive. She prioritizes consistency, execution, and long-term progress—helping clients develop results that are not only effective, but sustainable.