OCVAVisit OCVA
United Volleyball Club
United Staff

The coaches behind the United story.

Founders, directors, and chapter leads — built around professional athletes and national team coaches who set the development standard across every United location.
Founder & Director
Evren Tanriverdi
Founder

United · Worldwide

Evren Tanriverdi

Founder & Director

A highly accomplished volleyball leader with a proven track record of national-level success. Led multiple teams to top finishes at USAV and AAU Nationals, including a National Championship, while consistently developing medal-winning programs across both boys and girls divisions.

Orange County · United StatesLive

Orange County staff

Directors, head coaches, and assistants — many with international playing careers and elite-level experience.

View on OCVA
  • Karil Dadash Adeh

    Karil Dadash Adeh

    Director

    Founder of OCVA & Skyline Volleyball Club with 10+ years of professional playing and organizational leadership.

  • Morteza Shiari

    Morteza Shiari

    Head Coach / Club Director

    Founder of OCVA with over a decade of coaching experience at UCLA, USA Men's & Women's National Teams, and the USA National Team Development Program.

  • Mehdi Bazargard

    Mehdi Bazargard

    Head Coach / Club Director

    Longtime volleyball leader bringing deep international experience and elite-level insight.

  • Farhad Zarif

    Farhad Zarif

    Head Coach / Club Director

    A central figure within United OC's operations and coaching environment.

  • Joyce Adams

    Joyce Adams

    Program Administrator

    Keeps programs running day-to-day — from family communication to operations.

  • Eleni Gorchaniuk

    Eleni Gorchaniuk

    Coach

    Former Ukrainian National Team athlete with 10+ years competing in the Greek Championship.

  • Marissa Harmon

    Marissa Harmon

    Coach

    Three-time USAV Open Division National Champion. High-energy training with detail-oriented technical correction.

  • Samuel Cibrian

    Samuel Cibrian

    Coach

    Focused on structured program delivery and building consistent coaching environments across age groups.

  • Damon Kooiman

    Damon Kooiman

    Head Coach

    Runs practice environments built around clean technique, competitive reps, and confident match decisions.

  • Mackenzie Dorney

    Mackenzie Dorney

    Assistant Coach

    Working with athletes on everyday habits — footwork, reads, and the detail work that shows up in matches.

  • Julianna Lopez

    Julianna Lopez

    Assistant Coach

    Training style blends fundamentals with match-speed decision-making and team connection.

  • Ally Rodriguez

    Ally Rodriguez

    Assistant Coach

    Player-first lens to training — focused on confidence, clean reps, and team chemistry.

  • Tevyn Daniels

    Tevyn Daniels

    Assistant Coach

    Positive, high-rep approach that helps athletes build repeatable technique under pressure.

  • Mason Mangus

    Mason Mangus

    Assistant Coach

    Focused on athletic development, movement efficiency, and the small details that separate good from great.

  • Quillan Gee

    Quillan Gee

    Assistant Coach

    Prioritizes a structured environment where athletes can grow technically and compete with confidence.

Toronto · CanadaComing soon

Toronto staff — we are working on it.

Toronto skyline

We're assembling our Toronto coaching team. Stay tuned for more updates.

Chapter page
Mexico City · MexicoComing soon

Mexico City staff — we are working on it.

Mexico City skyline

We're assembling our Mexico City coaching team. Stay tuned for more updates.

Chapter page
Istanbul · TürkiyeComing soon

Istanbul staff — we are working on it.

Istanbul skyline

We're assembling our Istanbul coaching team. Stay tuned for more updates.

Chapter page

United · Worldwide

Individually we change. United we transform.

About United