Coaches

At CrossFit South Bay, we have a staff of dedicated coaches that will help you reach your fitness goals. We take pride in using our various CrossFit certifications and areas of expertise to help our clients build fitness and strength – strength in body, mind, character, and community.


Mariessa Marlow CrossFit South Bay owner / Head Trainer
mariessa@crossfitsouthbay.com | 714.452.7121

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CrossFit Level II Trainer
CrossFit Specialty Certifications:
Olympic Lifting, Nutrition, Kids, Football, Running

I have a very diverse fitness background, and in addition to the Crossfit classes, offer personal training to adults, children, and seniors. My experience in being a Crossfit trainer has allowed me to work with people of all shapes and sizes, and all fitness levels.

If you have a fitness goal that you are having trouble achieving, and need some 1-on-1 personal attention to get you on the right track, please feel free to contact me.


Chip Gray | chip@crossfitsouthbay.com | 908.331.1960

CrossFit Level I Trainer
CrossFit Specialty Certifications:
Nutrition

Bio coming soon!
Chip teaches our Monday and Friday morning 6AM classes.


Remy Olson Nutritionist
remy@crossfitsouthbay.com | 323-541-3214


In addition to blogging and organizing nutrition programs for CFSB, I am a graduate student in nutrition. I’ve worked with adults and kids alike and I enjoy helping people achieve nutrition goals through lifestyle change. If you’re looking for group or individual direction, contact me and check out the CFSB Nutrition pages.