Home/People/Ryan O’HolleranRORyan O’HolleranInvestorHead of Sales at DefiantColleagues at DefiantAAAvi AshkenaziHead of Design at DefiantCRCam RailPartner at DefiantCLCristina LasagniVP Sales at DefiantGJGary JaitowalVenture Partner at DefiantJJJai JunejaGeneral Partner at DefiantJPJoseph PizzolatoManaging Partner at DefiantLBLeo BalanDirector of Product at DefiantMGMarcus GranströmSVP Product at DefiantFrequently asked questionsWhere does Ryan O’Holleran work?Ryan O’Holleran is Head of Sales at Defiant.