physicians & administration

            Our doctors and staff are certified and trained at the highest levels for quality and assurance.  Let us worry about the medical so you can worry about what really matters.....SAFETY.

Dr. Mark Gaetke, M.D.
Medical Director - Nevada

Mark Gaetke, MD, Medical Director of ARC WorkPlace Services Nevada is one of the principal owners of ARC.  Dr. Gaetke is board certified in Family Practice and has over 14 years experience in Occupational Medicine.  Dr. Gaetke received his Medical Degree from Loma Linda University in Southern California and completed his Family Practice residency at Loma Linda as well.  Dr. Gaetke holds a number of certification including certification by the Medical Review Officer Certification Council.​


​Dr. Warren S. Gilbert, M.D.
Medical Director - Onsite Services

Warren S. Gilbert, MD is Medical Director of ARC WorkPlace Services Onsite and one of the principal owners of ARC.  Dr. Gilbert has over 15 years of experience in industrial medicine.  Dr. Gilbert received his Medical Degree from Rush Medical College, Chicago, IL where he completed his family practice residency as well.  He also has training in General Surgery and Emergency Medicine.  Dr. Gilbert holds professional membership in numerous organizations.

Dr. Gilbert recently retired as a Commander with the U.S. Naval/Marine Reserve after having been deployed three times in Iraq and Afghanistan.  Governor Sandoval has appointed Dr. Gilbert to the Nevada Homeland Security Commission.


Dr. Troy Ross, M.D.
Medical Director- Alabama

Troy Ross, MD is Medical Director of ARC WorkPlace Services Alabama and one of the principal owners of ARC.  Dr. Ross has over 12 years of experience and is board certified in occupational medicine.  Dr. Ross received his Medical Degree from Uniformed Services University in 1997 with a focus in general surgery, furthering his career with studies in orthopedic surgery and preventative medicine.  Dr. Ross holds a number of certificates and honors including US Army Flight Surgeon of the Year in 1999.  Recently retired from the US Army Dr. Ross has become a partner and key physician with ARC.

Wes Granstrom, MHA

Wes Granstrom is CEO and one of the principle owners of ARC WorkPlace Services.  He holds a Masters Degree in Healthcare Administration from George Washington University, Washington D.C., and a Bachelors of Arts Degree in Business Administration from North Park University, Chicago.

Wes Granstrom was one of the pioneers in establishing urgent/occupational medicine in the early 1980's in the metropolitan Chicago area.  Wes has held senior executive positions in Hospital Administration at two large teaching hospitals in Chicago, IL.  He has over 40 years of experience in healthcare management and has consulted for numerous physician practices nationwide.

Pierce W. Granstrom, OHC


Pierce Granstrom is President of ARC WorkPlace Services and one of the principle owners.  During the past fifteen years he has served in numerous capacities with ARC, such as clinical administrator of multiple offices and development of onsite occupational services.  Pierce is NIOSH trained in Spirometry and Respiratory Surveillance Programs and is trained in OSHA Safety.  He is CAOHC certified as an Occupational Hearing Conservationist by the Council for Accreditation in Occupational Hearing Conservation.  Pierce is also certified in Drug and Alcohol testing.  Pierce holds his Bachelors of Science degree in Health Ecology with a Minor in Biology at the University of Nevada, Reno.

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