Our Caring & Compassionate Markham Veterinary Team!

Meet the Veterinarians & Team of Rouge River Animal Hospital in Markham! We’re pleased to provide exceptional vet care for your pets! Please call us at 905-940-3627 to speak to one of our caring veterinary staff members!

Dr. Susan Campolongo, DVM

Dr. Susan Campolongo graduated from OVC in ’82. She grew up in Guelph where her family including 2 brothers and mom still reside. She now lives in Stouffville. Her father was a medical doctor who practiced for over 50 years in Guelph. Originally headed for human medicine this was changed when the family dog Thunder was referred to OVC. She has had 2 German Shepherds Theia and Summer who were very special girls. She is now the proud owner of Sheriff, the boyfriend she has always wanted. Sheriff is of European origin and very handsome born June 2017. He is the new “sheriff” of Rouge River Animal Hospital. Her outside interests include tennis (member of Unionville Tennis Club), swimming, gardening, music and crafts.

Katherine Gauthier

Animal Health Technician

Katherine is a RVT and has been working in veterinary clinics for a number of years. She lives in Markham. Her husband is in computers with his own business. They have twin girls, Shay the Sheltie and her cat, Michelle.

Angela Ng

Animal Care Attendant

Angela started off as a co-op student and now works here part-time. She lives in Markham with my family and dog Leon who’s a Yorkshire Maltese mix. She is currently studying biochemistry at UTSC and can speak fluent Cantonese.

Ashley Quan

Animal Care Attendant

Ashley started as a co-op student in fall of 2011 and is now currently working here part time. She attended the science program at University of PEI. But is now back in Markham with her 3 dogs Ginseng, Daisy and Luka, and her kitty Hero.

Jessica Zhang

Animal Care Attendant

Jessica is a former high school co-op student who really enjoyed her time at our hospital and is now working part time. She is currently pursuing her undergraduate degree at the University of Toronto. Her furry four legged friend, Tigger, helped her discover her deep love for animals and has made her passionate about helping animals. She is also fluent in Mandarin.


Clinic Kittie

Kenzi is now our only kitty of the Rouge family and she’s is known for having only one eye, which was surgically removed due to severe infection. She’s very affectionate, enjoys head-scratches and lots of temptations from clients.

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Quality professional team members that pride ourselves in furthering education to ensure your pet gets the most quality care they can.

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4261 Highway 7, Unit B1Markham, Ontario L3R9W6Get Directions(905) 940-3627

2024 Rouge River Animal Hospital