Mark Mainini - Baseball Instruction & Baseball Camps

Developing skills and preparing baseball players for the next level -


Developing baseball & softball skills - Preparing players for the next level          -

Palos Verdes, CA  -South Bay of Southern California















Mark Mainini Baseball Instruction offers strength and conditioning for all sports, baseball conditioning, baseball strength training in or near: 


Palos Verdes Peninsula

Rolling Hills

Palos Verdes

Rancho Palos Verdes


Redondo Beach

Rolling Hills Estates

Hermosa Beach

Manhattan Beach

San Pedro

Harbor City

El Segundo

Palos Verdes Estates

Palos Verdes Peninsula

Long Beach



South Bay

Southern California

Los Angeles 

South Bay of Southern California

Big Bear Lake

Big Bear City



Strength and Conditioning

Palos Verdes and Torrance, California 

in the Los Angeles area - South Bay of Southern California


Big Bear Lake, Big Bear City, Sugarloaf - California

Strength and / or Conditioning for all sports; Baseball, Football, Basketball, SoccerHockey and more.

General fitness training for those who want to get in shape.


"When parents and coaches ask me who can really  teach and train their baseball players or teams, I recommend Mark Mainini."

                                                        ~ Don Slaught

Don Slaught, aka "Sluggo", played in the Major Leagues for sixteen years - hitting coach of the 2006 American League Champions; the Detroit Tigers, & creator of "RightView Pro" - state of the art video analysis teaching system for baseball and softball


- Athletes of all sports increase core and overall strength while developing speed, flexibility, endurance and agility.

- Baseball Players hit with more power, throw harder and run faster.  

- Pitchers add velocity to their pitches.


- Athletes of all sports lower their risk of injury.


- Strength and or conditioning brings improvement in athletic performance - improvement enhances confidence.

- General fitness training helps those who want to get in shape. 

- Strength and Conditioning sessions are available year round. 


   Henry Mainini - Personal Trainer

Certified Personal Trainer 

National Academy of Sports Medicine - NASM

For more information regarding strength and conditioning training or to schedule sessions, please email us by clicking button below.


Private Baseball Instruction


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Private Softball Instruction 

Hitting  |  Fielding  |  Catcher's Skills



Mark Mainini Baseball Instruction and Camps

Baseball Conditioning in the

South Bay of Southern California

Strength and Conditioning for All Sports

(310) 489-4222