Linda Barnes (Accounting / Finance)

Linda Barnes has been with Yalesville Veterinary Hospital since 1995. She started as a Receptionist and is now our accounting/financial representative.

Linda is involved in animal rescue, especially seniors and ‘handicapped’ animals, having opened her heart and home to many in need. She gives them a second chance to live out their days in a loving home.

Linda lives at home with her two children.

Rosanne Brennan (Technician Manager)


Rosanne Brennan has been in the Veterinary field since 1999. She started out as a veterinary technician assistant at Meriden and Wallingford Veterinary Associates, with Dr. Hallock. She has been with us here at Yalesville Veterinary Hospital since 2001 and became the Lead Veterinary Technician in 2005. In 2014, she and Dr. Hallock joined forces once again when he merged his clinic with YVH.

Rosanne acquired her Veterinary Technician degree through PennFoster College, and made the Dean’s list twice. Rosanne is also a licensed wildlife rehabilitator for the state of Connecticut. She is married, has five cats, a red eared slider turtle, fish, and four iguanas.

Lillian Elwood (Client Service Manager)

Lillian Elwood

Lillian joined Yalesville Veterinary Hospital in 2015. Her past experience was in the field of human medicine and although she was new to the veterinary field Lillian has quickly become versed in the needs of both our clients and their pets. Lillian provides excellent service combined with compassion to our clients. She became the Client Service Manager in 2020.

Lillian has loved animals since she was a little girl and she would spend hours with her uncle helping him take care of the many pets he fostered. She was the proud owner of her beloved boxer, Andy, who passed away in 2013. Although she does not have a pet at the moment, she hopes to one day adopt another.

In Lillian's free time she enjoys spending time with her husband, step-daughter, and son.