Dr. Geoffrey Berthiaume
Veterinarian/Owner, Topaz Veterinary Clinic 

Dr. Berthiaume grew up in New Hampshire and always had a great interest in animals of all sorts including birds, insects, and reptiles.  He attended Keene State College in New Hampshire where he earned his Bachelor's degree in Biology and graduated Magna Cum Laude.  While in college, Dr. Berthiaume worked as a park ranger for the Army Corps of Engineers and as a veterinary assistant at the Monadnock Region Humane Society.  He attended Tufts University School of Veterinary Medicine in Boston, Massachusettes, graduating as a Doctor of Veterinary Medicine in 1996.  Following graduation, Dr. Berthiaume took his first job in New Hampshire and spent a year taking care of a variety of animals including cats, dogs, horses, sheep, rabbits and even a bear cub!  He and Dr. Marzke then moved to Arizona where they have been practicing since 1997.  Dr. Berthiaume is a member of the American Veterinary Medical Association (AVMA), the American Animal Hospital Association (AAHA), and the Arizona Veterinary Medical Association (AzVMA).  In his free time, he enjoys hiking, gardening, refurbishing motorcycles. and spending time with his family.  

                   Dr. Sarah Marzke
Veterinarian/Owner, Topaz Veterinary Clinic

Dr. Marzke grew up in Tempe, Arizona and decided she wanted to be a veterinarian in first grade.  Her experiences with her own pets (including her beloved dog "Topaz") as well as many hours spent volunteering and later working in veterinary hospitals inspired her to pursue this career.  She left Arizona to attend Princeton University where she graduated with honors with a Bachelor's degree in Biology.   She then attended Tufts University School of Veterinary Medicine in Boston, Massachusetts.   She graduated as a Doctor of Veterinary Medicine from Tufts in 1996 and was awarded the American Animal Hospital Association Senior Student Award for Proficiency in Small Animal Medicine and Surgery.  Following graduation, Dr. Marzke completed an  intensive one year internship in small animal medicine, surgery, emergency, and critical care at Santa Cruz Veterinary Hospital in California.  Dr. Marzke then moved back to Arizona with Dr. Berthiaume in 1997 and they have been practicing here ever since.  She is a member of the American Veterinary Medical Association (AVMA), the American Animal Hospital Association (AAHA), and the Arizona Veterinary Medical Association (AzVMA).  She also serves on the Public Information and Education Committee for the AzVMA and is a member of the Board for the Arizona Search Dogs.  In her free time, she enjoys hiking, spending time with her family, and running with her dog "Storm".  

In addition to their two daughters, Dr. Berthiaume and Dr. Marzke have several furry (and scaly) family members: Lily, a staffordshire terrier, Storm, a black lab, Little John, a chocolate lab,  and two cats, Smudge and Bunny.  They also have a tortoise named Squirt and several indoor fish tanks as well as an outdoor koi pond that was built by Dr. Berthiaume.