10231 Topanga Canyon Blvd. Chatsworth, CA  (818) 775-2908

Staff List

Dori Peskin
Certified by Schwinn and Madd Dog, Dori has been involved with the fitness community for more than 13 years, nearly 10 of which she's spent teaching cycling. Dori credits spinning as the catalyst that encouraged her to maintain a consistent, effective fitness regimen.
Marie Gunther

Marie Gunther moved from the Netherlands to Los Angeles in 1990.

One day during a group fitness class I was encouraged to fill in for an instructor and this lead me to a new found career. I received my certification from ATAA for group fitness instructor ACE personal training and Indoor cycling through Johnny and Schwinn. Come join me for a cardio workout on a stationary bike based on cycling principles. My classes are based on technique focused cadence, climbs, along with 8 sprints; that can make an unpredictable ride that is both fun and challenging.

Barry Snyder


Barry Snyder is President/CEO of LA-Based, MediaMine, LLC. MediaMine is a digital media asset management company and helps clients organize, digitize, transcribe, and, most importantly, monetize their media libraries. Clients include entertainment companies and/or individuals, sports teams or players, Universities, Museums, and companies who generate a lot of media. Barry co-founded MediaMine in 2009 after twenty-five successful years running entertainment industry production and post production companies for Sony/Columbia-Tri-Star and Warner Bros., culminating in a stint as President of Post Logic Studios.

Barry has also performed duties as an associate producer and supervising sound editor and has produced projects for film, television, and new media and teaches Entertainment Business and Post Production classes at Indiana University and UCLA Extension.

Barry Snyder is originally from Cincinnati Ohio and graduated from Indiana University School of Telecommunications, immediately relocating to Los Angeles. He is married and has two children.

Athletically, Barry has completed century bike rides for the past decade, logging over 30, 100-milers. He also completed his first International Distance Triathlon in October 2011. As an extension of his fitness training, Barry has taught cycling for fifteen years. Barry brings a rode sensibility to his cycling classes as he leads participants through the indoor equivalent of his ride experiences.

Sabrina Dorian
Sabrina Dorian is a CSUN graduate with a passion for the arts, music and what makes people Feel good. Sabrina Madd Dog certified as well as Certified in RPM. A soulful rigorous cycling instructor and revered Pilates instructor . She combines inspirational coaching and high energy music. Change your body and find your soul
Natasha Neary
Natasha is from the island of Jamaica. She is a Professional Performer and has graced the Broadway stage and national tours. She is also an Artist Director and Choreographer. She is very great full and thankful to have this amazing career. Natasha also has a Dance Fitness You Tube page called ADRENADANCE a dance experience please view, like, subscribe and enjoy her motivating, fun, calorie dropping dance fitness routines.

Natasha has been teaching Indoor Cycling for over 10 years now and has been certified under Madd Dog and Schwinn. Other than performing she believes indoor cycling is an experience. Its exciting, rhythemic, challenging, pushes you to new levels and changes your body, mind and spirit dramatically. Natasha will enspire you to ride YOUR personal best, every time using her positive, spunky, inspiring, knowledgeable coaching along with booming music and she does that all while riding with you. So click in! And get your ride on with Natasha. It's an experience you will enjoy.

Natasha's 9:30 am class format is 45 min cycle and 15 min off bike upper body strength train. This format pushes you to work your legs the hardest in 45 min then, off bike you strength train the upper body 1 min for each muscle group. It's a dynamic, effective, result driven, hype fun workout. See you at 9:30!

Kathy Studnicka

I've been teaching cycling for 9 years. I love it! I am certified by Madd Dog Athletics.
I also teach Cardio Boxing, Total Training and Speed & Agility.
Tracy Kargari
Tracy Kargari is a CSUN graduate with a BS in Kinesiology (P.E. and Dance). She has been teaching dance for over 15 yrs and has a passion for music, movement and being fit. Tracy is certified through Schwinn and has been teaching spin for over 5 yrs. Spin is one of her favorite classes to teach because not only is it a great workout but it makes you feel successful, healthy, strong and you can go at your own pace. Tracy is a NASM Certified Personal Trainer along with other certifications in TRX, R.I.P.P.E.D, Pilates, Battle Ropes & Strength and Endurance. When she is not teaching Tracy is an avid runner and trains for many 1/2 Marathons. She feels that music is a key component to any workout and will make sure you enjoy the class!
Megan Lowles
Media Coordinator. Any questions or comments? Feel free to email me at Megan@crankfitness.net
Monica Tutak
Cycling is my passion. Indoors and out. I started my cycling journey over a decade ago. Mad Dogg, Schwinn, and AFAA certified, I'm also a Century cyclist. A vegan, mom, wife, athlete who loves to inspire others to continue towards a healthy lifestyle. I love bringing the outdoor cycling experience indoors to new and veteran riders.