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Meet Our Family

Dr. Holbrook, Diane Holbrook and Dr.Bizier

This is our family.  We have been working together since 2003.  Dr. H and Dr. B are the veterinarians. Diane is our business manager.

When not caring for our patients and our practice our time is filled with bicycle riding, music, gardening, family and our pets Tippy the cat and Winnie the Portuguese Water Dog.

DH with O Kat.heic



Erica Eldridge, BS

Erica is a 2002 graduate of Southampton College where she got her B.S. in Psychological Biology and has worked with us since we opened in 2003.  After taking a few years off to work in a corporate job she returned to our Great Brook family in 2016.


She's been a Veterinary Assistant and Receptionist but today she is our Office Manager doing everything from taking payments to taking X-Rays. Erica has 2 cats, brothers named Binx and Gomez.

Deanna Marriott, LVT

Deanna joined our team in 2019 after being a Veterinary Technician student intern from Great Bay Community College. We asked her to stay with us after her internship was over because she was such a perfect fit for our team. She is now a fully Licensed Veterinary Technician. 


She's smart, hard working and positive. 

Deanna is our resident Room Tech and Triage Nurse, and always has a smile for everyone! Deanna has 1 dog, Moxie and 2 guinea pigs.

Winnie and Chichi.jpg

Liz Antonelli​

Liz joined us in March of 2023 as a Receptionist. Liz is learning the front desk with enthusiasm and professionalism. She's a great addition to our team!​Liz has 4 cats, Raina, Narturo, Tygress, Saki and a Bird name Sayah.

Breana Bilodeau

Breana joined the team in Mar of 2022. She came to us as a Veterinary Assistant Intern from Animal Behavior College and stayed on as a full time employee. She's learning the ropes of seeing appointments, lab work and surgical monitoring. Breana has 3 cats, Stella, Spirit and Autumn.

Cat and Dog


Great Brook Animal Care hosts student interns from the local Veterinary Technician programs in our area. Many of our permanent employees over the years have come to us through an internship program in the past. We are proud to consider ourselves a Teaching Practice.

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