Summary
Overview
Work History
Education
Skills
Certification
Timeline
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Mario Kassis

Jersey City,NJ

Summary

12+ years transforming high-performing clients through data-driven, concierge-level coaching. Started as youngest trainer on team at 18; now part of an elite group of 10 top trainers in NYC’s most competitive market. Expert in strength snd conditioning, functional training, and bodybuilding.

Overview

2027
2027
years of professional experience
1
1
Certification

Work History

Personal Trainer

TMPL

Ranked top 10 in both revenue generation and the number of sessions completed over all branches

I achieved the top-ranking position in both revenue generation and the number of sessions completed over my brand team.

Fitness Manager

Cratus Gym

Fitness Manager

IG FIT
Manhattan, NY
01.2021 - 01.2022

Oversee the operations of the gym and lead the team of trainers to deliver high-standard services.

Design fitness programs and classes to satisfy clients and generate revenue.

Lead, train, and mentor the team of personal trainers.

Personal Trainer

David Barton
Manhattan
10.2025 - Current

Selected as one of 15 top-tier trainers in a highly competitive, performance-driven environment catering exclusively to high net-worth clientele, C-suite executives, and public figures.

Personal Trainer

Fitness Zone
Beirut
01.2015 - 01.2016

Hired at age 18 as the youngest trainer on a seasoned team of veteran fitness professionals. This role served as a foundational launchpad into the fitness industry, combining hands-on client work with intensive mentorship from top-tier trainers.

Education

Bachelor of Science - Psychology

University of Nicosia
05.2019

Skills

    Languages: English (Professional) Arabic (Native) French (limited working proficiency)

    Technical Skills: Fitness Program Design Nutritional Guidance Client Assessment Goal Setting Sales and Client Retention

Certification

ISSA Certification

Neubie Certification

Biomechanics Certification

Timeline

Personal Trainer

David Barton
10.2025 - Current

Fitness Manager

IG FIT
01.2021 - 01.2022

Personal Trainer

Fitness Zone
01.2015 - 01.2016

Personal Trainer

TMPL

Fitness Manager

Cratus Gym

Bachelor of Science - Psychology

University of Nicosia
Mario Kassis