Michael Geosano

President

  • President, OSTS, Inc. Est. 1990
  • Senior Corporate Safety Consultant

Kari Geosano

Vice President

Ismael Garcia

Instructor

  • Providing OSTS client services since 1997
  • Bilingual Consultant
  • GISO and CSO Consultant
  • OSHA 10 & 30 Hour Instructor (Fed and Cal OSHA Construction)
  • Skilled in OSHA Citation defense
  • Certified Forklift Safety Instructor
  • Certified CPR/ First Aid Instructor

Daniel Acosta

Instructor

  • Providing OSTS client services since 2014
  • GISO Instructor
  • Certified CPR/ First Aid Instructor
  • Certified Forklift Safety Instructor

Pedro Esparza

Instructor

  • Providing OSTS Client Services since 2006
  • Managing Consultant with a degree in Environmental Science
  • Bilingual Instructor
  • HAZWOPER Instructor
  • Confined Space Instructor
  • DOT Instructor
  • Trench / Shoring / Excavation Instructor
  • Certified Forklift Safety Instructor
  • Certified CPR/First Aid Instructor
  • Storm Water Prevention Plan Developer/Instructor

Heidi Arrieta

Instructor

  • Providing OSTS client services since 2014
  • GISO Instructor
  • Certified CPR/ First Aid Instructor
  • Certified Forklift Safety Instructor

Erik Cortez

Instructor

  • Providing OSTS Client Services since 2010
  • GISO Consultant
  • Fall Protection Specialist
  • Certified Forklift Safety Instructor
  • Certified CPR/First Aid Instructor

Diana Hernandez

Instructor

  • Providing OSTS Client Services since 2008
  • Bilingual Instructor
  • GISO Consultant
  • Certified Forklift Safety Instructor
  • Certified CPR/First Aid Instructor

Wende Wylie

Instructor

  • Providing OSTS client services since 2006
  • Retired Fire Service Training Officer
  • CSTI Outreach Instructor
  • Confined Space Entry & Rescue
  • Hazardous Materials 1st Responder/HazWoper
  • DOT and HazWaste Manifest Signer
  • Fall Protection Competent Person
  • Qualified Rigger & Signal Person Instructor
  • Navigating the MUTCD & Flagger Instructor
  • Trenching & Excavating Competent Person
  • Chainsaws and other Loud Tools
  • Incident Command and Leadership
  • Customer Service and Team building
  • Author of the book “Calm-Ass Leadership”

Steve Katnik

Instructor

  • Providing OSTS client services since 1992
  • Faculty in the Environmental Program at Rio Hondo College
  • Masters of Science in Biology
  • Confined Space Instructor
  • Certified Hazardous Materials Technician
  • CSTI Outreach Instructor
  • Dangerous Goods (DOT, IATA, IMDG) Instructor

Greg Bullock

Customer Service

  • Providing OSTS client services since 2000
  • Senior Business Development Representative
  • Certified CPR / First Aid Instructor

Kristina Urgino

Customer Service

  • Providing OSTS client services since 2005
  • Senior Business Development Representative

Sherry Gonzalez

Customer Support

  • Providing OSTS client services since 2014
  • Sales Support Representative

Colleen Williams

Customer Service

  • Providing OSTS client services since 2014
  • Sales Support Representative

Sue Hughes

Operations Coordinator