O2ptima Instructors Find an O2ptima Instructor Show All/Clear Search All Instructors Kai Wah Chan (Chris)Xiao Lin (Kris)Xiao Lin (Kris)Wei Hsu (Victor)Guilherme AguiarJohn BakerJohn BentleySaad BhattyJoseph BicanicAlex BlevinsDenis BourretChris BrockChris BrockRicardo CastilloRaymond ChanJames W. ChandlerSang Min ChinTae Yong ChoiJimmy ChooMike ClearyTracy ClickMarc CraneMark DerrickJosh DillamanJosh DillamanMarissa EckertHussein FarhatHussein FarhatGabriel T. Katter FilhoMark FowlerJames FrileyMax GilbertDolphi GravesVincent GreenleeOr HaynaPaul HeinerthYoung Do HeoRichard HoskaRichard HoskaRayner IgnatiusYuchen JiangJim JosephJustin JuddTravis JungTravis JungVladislav KamyninJeff KnappParasu “Por” KomaradatParasu “Por” KomaradatYuichi KurashinaMaxim KuznetsovBen LairBen LairBen LairAlex LeePaul LenharrJacek LubowieckiEduardo de MacedoKevin MarksKevin MarksTed McCoyPeter McCumberSteve MillingtonRubens MonacoForrest Emerson PackebushNorrased PalasingJung Hoon ParkChester ParzychMark PergremDori PhillipsDori PhillipsJesse PogueChristian PoirerJake PowlisonDustin ProperDustin ProperMichael Wang QiNadir QuartaZack RichardsonJoao RodriguezRick RowettKen SallotKen SallotLuis SanchezBrian ShreveSornwit SinlaparatMichael SteinmannMichael ThomasRob ThomasKevin TirtawinataMax TsengKenneth WesselsJay WolfeJay WolfeBrandon WoltersJim WyattJiawen Zhou All Countries All States All Agencies IANTD IANTD - Instructor Trainer TDI TDI - Instructor Trainer PADI PADI - Instructor Trainer PSAI PSAI - Instructor Trainer NAUI NAUI - Instructor Trainer All Unit Types O2ptima BM O2ptima CM