resized_300x218_dr_tonyDr. Tony Pacevicius
Dr. Pacevicius founded Halton Hills Veterinary Clinic (HHVC). He has been a veterinarian for 30 years after graduating from the University of Guelph. His love for animals and the outdoors extends into his hobbies. When not in the clinic you will find him outside; fishing, skiing, or boating.

As leader of HHVC, Dr. Pacevicius’ passion for pet care extends to all staff including technicians and specialists and staff veterinarians.

Dr. Pacevicius has been married for 35 years to Lilija and has three grown children.
when he is not at the clinic he spends his time playing classical guitar and spending time with his dogs Rex and Rudy. A passionate fishermen he is happiest when on the water.

dr_rothman_wielingaDr. Aviva Rothman-Wielinga
Dr. Rothman-Wielinga has been practicing veterinary medicine for 15 years; Ontario Veterinary College class of 1988. She is your neighbour; she lives in Georgetown.


 JoAnne PattersonMs. Patterson has been with Halton Hills Veterinary Clinic for longer than anyone can remember (including her). JoAnne assumes the role of Hospital Administrator and Chief Technician. Her high energy, passion for pets and customer service is contagious. She has been a Certified Registered Veterinary Technician for 30 years.

 Kimberly GibsonKennel Attendant
Veterinary Assistant

 Genevieve LesliePart-time Receptionist

 Dianne McBeanReceptionist

 Melannya MychajlowskaPart-time Receptionist