OSHA 500 - Trainer Course in Occupational Safety and Health Standards for the Construction Industry

Mark started his safety and health career in 1979 when he joined the United States Coast Guard working as a Hospital Corpsman and Flight Medic, specializing as a Preventive Medicine Technician (safety & health specialist), until a work-related injury ended his military career.

Mark went on to complete a 26-year career with the State of Arizona’s OSHA program where he held positions as a Compliance officer in both Safety and Industrial Hygiene, Safety Consultant, Consultation Manager, VPP Coordinator, and Assistant Director. Mark left ADOSH to work as the Safety & Health Manager for a large water utility, eventually retiring from government service in 2012.

In addition to joining UCSD-OTI in 2012, Mark started a consulting company traveling the country as a consultant, speaker, and trainer, sharing the experience gained, and the lessons learned, from over 4 decades as an Occupational Safety & Health professional.

Mark holds a BS in Business Management and MA in Organizational Management and has published two books on the topic of safety and health management. Mark's work in the safety & health field has been recognized with such honors as the 2008 National VPPPA Chairman’s Award, the 2009 ASSE Southern Arizona Chapter "Safety Professional of the Year" and the Coast Guard Achievement Medal for his work in Occupational Safety & Health. His hobbies include camping, hunting, fishing, photography and traveling with his wife Kassie, and spending time with his children and grandchildren.

Credentials

Qualifications

Mark started his safety and health career in 1979 when he joined the United States Coast Guard working as a Hospital Corpsman and Flight Medic, specializing as a Preventive Medicine Technician (safety & health specialist), until a work-related injury ended his military career.

Mark went on to complete a 26-year career with the State of Arizona’s OSHA program where he held positions as a Compliance officer in both Safety and Industrial Hygiene, Safety Consultant, Consultation Manager, VPP Coordinator, and Assistant Director. Mark left ADOSH to work as the Safety & Health Manager for a large water utility, eventually retiring from government service in 2012.

In addition to joining UCSD-OTI in 2012, Mark started a consulting company traveling the country as a consultant, speaker, and trainer, sharing the experience gained, and the lessons learned, from over 4 decades as an Occupational Safety & Health professional.

Mark holds a BS in Business Management and MA in Organizational Management and has published two books on the topic of safety and health management. Mark's work in the safety & health field has been recognized with such honors as the 2008 National VPPPA Chairman’s Award, the 2009 ASSE Southern Arizona Chapter "Safety Professional of the Year" and the Coast Guard Achievement Medal for his work in Occupational Safety & Health. His hobbies include camping, hunting, fishing, photography and traveling with his wife Kassie, and spending time with his children and grandchildren.

Credentials

Qualifications

Rudy Schroeder has been in construction operations and management for over 30 years. He is the only certified instructor in trench rescue for the California State Fire Marshall that is not employed as a firefighter or in the fire service. Schroeder is a safety management consultant specializing in training and loss prevention services.

Credendials

Qualifications

John Marsden has been with the UC San Diego OSHA Training Institute Education Center since 2013. He teaches the Safety Leadership courses and OSHA standards and trainer courses.

John Marsden is the owner and lead instructor for Marsden Master Safety Training. He is a nuclear trained Submarine qualified U.S. Navy veteran. He has a bachelor’s degree from Ferris State University in environmental technologies. He is a journeyman steamfitter. 

He teaches for the UC San Diego Extended Studies OSHA Training Institute Education Center, and Alliance Safety Council. He has been a safety curriculum developer for many organizations for over 25 years including Click Safety. He is a certified COSS & COSM instructor. He also is an outreach instructor in construction and general industry. He was a Master OSHA instructor from the National Resource Training Center for over ten years. John has instructed health and safety classes since 2000.

John has taught safety classes for a wide range of construction & general industry crafts all over the country for Marsden Master Safety Training, The United Association, The Center for Construction Research & Training, UCSD OTI and others. He taught apprenticeship and journeyman classes for Plumbers and Pipefitters Local 230 for 20 years. He has over twenty years’ experience in HVAC piping industry.  He also taught in Saudi Arabia, South Korea and Mexico.

John is actively involved in Scouts BSA. He is an assistant scoutmaster in brother & sister troops. He is actively involved in both the District and Council level. He proudly earned the rank of Eagle Scout in 1983. He completed wood badge leadership training in 2016 and Philmont Leadership Challenge in 2023. He has served on staff for safety 2017, 2023 & 2026 National Jamboree and 2019 World Jamboree.

Mark started his safety and health career in 1979 when he joined the United States Coast Guard working as a Hospital Corpsman and Flight Medic, specializing as a Preventive Medicine Technician (safety & health specialist), until a work-related injury ended his military career.

Mark went on to complete a 26-year career with the State of Arizona’s OSHA program where he held positions as a Compliance officer in both Safety and Industrial Hygiene, Safety Consultant, Consultation Manager, VPP Coordinator, and Assistant Director. Mark left ADOSH to work as the Safety & Health Manager for a large water utility, eventually retiring from government service in 2012.

In addition to joining UCSD-OTI in 2012, Mark started a consulting company traveling the country as a consultant, speaker, and trainer, sharing the experience gained, and the lessons learned, from over 4 decades as an Occupational Safety & Health professional.

Mark holds a BS in Business Management and MA in Organizational Management and has published two books on the topic of safety and health management. Mark's work in the safety & health field has been recognized with such honors as the 2008 National VPPPA Chairman’s Award, the 2009 ASSE Southern Arizona Chapter "Safety Professional of the Year" and the Coast Guard Achievement Medal for his work in Occupational Safety & Health. His hobbies include camping, hunting, fishing, photography and traveling with his wife Kassie, and spending time with his children and grandchildren.

Credentials

Qualifications

Rudy Schroeder has been in construction operations and management for over 30 years. He is the only certified instructor in trench rescue for the California State Fire Marshall that is not employed as a firefighter or in the fire service. Schroeder is a safety management consultant specializing in training and loss prevention services.

Rudy Schroeder has been in construction operations and management for over 30 years. He is the only certified instructor in trench rescue for the California State Fire Marshall that is not employed as a firefighter or in the fire service. Schroeder is a safety management consultant specializing in training and loss prevention services.

Mark started his safety and health career in 1979 when he joined the United States Coast Guard working as a Hospital Corpsman and Flight Medic, specializing as a Preventive Medicine Technician (safety & health specialist), until a work-related injury ended his military career.

Mark went on to complete a 26-year career with the State of Arizona’s OSHA program where he held positions as a Compliance officer in both Safety and Industrial Hygiene, Safety Consultant, Consultation Manager, VPP Coordinator, and Assistant Director. Mark left ADOSH to work as the Safety & Health Manager for a large water utility, eventually retiring from government service in 2012.

In addition to joining UCSD-OTI in 2012, Mark started a consulting company traveling the country as a consultant, speaker, and trainer, sharing the experience gained, and the lessons learned, from over 4 decades as an Occupational Safety & Health professional.

Mark holds a BS in Business Management and MA in Organizational Management and has published two books on the topic of safety and health management. Mark's work in the safety & health field has been recognized with such honors as the 2008 National VPPPA Chairman’s Award, the 2009 ASSE Southern Arizona Chapter "Safety Professional of the Year" and the Coast Guard Achievement Medal for his work in Occupational Safety & Health. His hobbies include camping, hunting, fishing, photography and traveling with his wife Kassie, and spending time with his children and grandchildren.

Credentials

Qualifications

Mark started his safety and health career in 1979 when he joined the United States Coast Guard working as a Hospital Corpsman and Flight Medic, specializing as a Preventive Medicine Technician (safety & health specialist), until a work-related injury ended his military career.

Mark went on to complete a 26-year career with the State of Arizona’s OSHA program where he held positions as a Compliance officer in both Safety and Industrial Hygiene, Safety Consultant, Consultation Manager, VPP Coordinator, and Assistant Director. Mark left ADOSH to work as the Safety & Health Manager for a large water utility, eventually retiring from government service in 2012.

In addition to joining UCSD-OTI in 2012, Mark started a consulting company traveling the country as a consultant, speaker, and trainer, sharing the experience gained, and the lessons learned, from over 4 decades as an Occupational Safety & Health professional.

Mark holds a BS in Business Management and MA in Organizational Management and has published two books on the topic of safety and health management. Mark's work in the safety & health field has been recognized with such honors as the 2008 National VPPPA Chairman’s Award, the 2009 ASSE Southern Arizona Chapter "Safety Professional of the Year" and the Coast Guard Achievement Medal for his work in Occupational Safety & Health. His hobbies include camping, hunting, fishing, photography and traveling with his wife Kassie, and spending time with his children and grandchildren.

Credentials

Qualifications

Credendials

Qualifications

Rudy Schroeder has been in construction operations and management for over 30 years. He is the only certified instructor in trench rescue for the California State Fire Marshall that is not employed as a firefighter or in the fire service. Schroeder is a safety management consultant specializing in training and loss prevention services.