Sully Animal Hospital | Centreville Virginia - Our Team

Sully Animal Hospital

5095 Westfields Blvd
Centreville, VA 20120


Our Team

Meet the veterinarians and team of Sully Animal Hospital below!





Staff with pet in cone Staff with cat on desk staff holding puppy staff holding kitten staff in lab

Our Doctors

Dr. Taddeo

Dr. Brenda Taddeo

Dr. Taddeo is the owner of Sully Animal Hospital. She comes from northern Michigan, and because of the frigid winters, she decided to go south to complete her undergraduate degree and found herself at High Point University. She attended Ross University School of Veterinary Medicine and completed her clinicals at Purdue University College of Veterinary Medicine.

After graduating, she moved to northern Virginia with her husband, who is native to the area. Dr. Taddeo has practiced with the Northern Virginia Veterinary Associates and primarily worked at Chantilly and Centreville Square Animal Hospitals. She also practiced at Prince William Emergency Veterinary Clinic in Manassas, where she was able to gain critical patient care experience. Dr. Taddeo enjoys surgeries and has one of the best recovery rates in the D.C. metro area.

Dr. Taddeo lives in Fairfax, Virginia., with her husband and three girls. They have two cats named Skitters and Kitt.

Dr. Taddeo believes that treatment does not stop with the diagnosis and a medical prescription. She feels that high-quality medicine and TLC are essential aspects of patient care. Dr. Taddeo prides herself on treating all of her patients as if they were her own.

Dr. Lazar

Dr. Tibor Lazar
Veterinarian/Board Certified Surgeon

Dr. Lazar is a Diplomate of the American College of Veterinary Surgeons.

He is one of a small number of board-certified veterinary surgeons throughout the world. Dr. Lazar earned this coveted status from the American College of Veterinary Surgeons in 2003, following an intensive three-year surgical residency and a rigorous board certification exam.

Dr. Lazar grew up in Fairfax County, graduated from Robinson High School in 1987, and received his Bachelor of Arts degree in biology at the University of Virginia in 1991. He began his veterinary training at the Virginia-Maryland Regional College of Veterinary Medicine and graduated with a Doctor of Veterinary Medicine degree in 1996. In 1997, he completed a one-year rotating internship in small animal medicine and surgery at the Animal Medical Center in New York City.

Following a year of private practice in Manhattan, Dr. Lazar moved to Maitland, Florida, for a one-year small animal surgery internship at Affiliated Veterinary Specialists. He then remained at Affiliated Veterinary Specialists for a three-year residency in small animal surgery. Upon the completion of his residency in 2002, Dr. Lazar returned to northern Virginia. In 2003, he earned board certification from the American College of Veterinary Surgeons. He has spent the past ten years focused on small animal specialty surgery in northern Virginia.

Dr. Lazar lives in Reston, Virginia, with his wife, their two sons, and many pets, including dogs, cats, birds, snakes, and fish.

Dr. Jacqueline Cole Veterinarian

Dr. Jacqueline Cole

Originally from New York where she completed her undergraduate studies, Dr. Jacqueline Cole moved to the United Kingdom to attend the Royal Veterinary College. Upon graduating in 2014, Dr. Cole remained in the UK and worked in various general practices and university referral settings, and attended numerous local and international veterinary conferences. Dr. Cole has many special interests including internal medicine, geriatric medicine, and behavior. Dr. Cole also has advanced qualifications working with feline medicine and often handles advanced cases.


Our Staff

Shannon Licensed Veterinary Technician

Licensed Veterinary Technician

Shannon is a Licensed Veterinary Technician that has been a part of Sully Animal Hospital since September 2020. She is originally from upstate New York and earned her bachelor’s degree in environmental biology (wildlife) before starting her veterinary medicine career in 2000.

From general practice and exotics to hospital management and specialty medicine, Shannon has experience with it all. Her passion is in senior wellness, helping pets live their best lives in their golden years, as well as business development. In her free time, you can find Shannon hiking the local trails with her husband and German Shorthaired Pointer, Bella.

Gabby R. Veterinary Nurse

Gabby R.
Veterinary Nurse

Gabby has been a full-time veterinary technician since 2019. She earned her bachelor’s degree in Animal Science from Auburn University and is currently working on earning her veterinary technician license. She lives with her rescue dog, Paco, and enjoys spending her free time hiking, traveling, and trying different vegan restaurants. Gabby really enjoys helping her coworkers ensure that every pet receives the best care possible and making sure that clients understand the best way to take care of their pets.

Michelle A. Veterinary Receptionist

Michelle A
Veterinary Receptionist

Michelle's been in the veterinary field for 10 years and has always had a passion for animals. She is currently a receptionist with us and she has truly enjoyed bonding with the clients and patients. In her free time she is hanging out with her own mini zoo of animals and her boyfriend.

Ellen H. Veterinary Receptionist

Ellen H.
Veterinary Receptionist

Ellen is a veterinary receptionist here at the Sully Veterinary Group. Originally from Myersville, Maryland, she currently resides in Chantilly. Growing up on a farm sparked her love for animals, and has thoroughly enjoyed working in the veterinary field. In her spare time she enjoys spending time with her family and friends, practicing yoga, being outdoors, and spending time with her fur babies.

Jessica R. Veterinary Nurse

Jessica R.
Veterinary Assistant

Jessica is a Northern VA native, starting out in Alexandria and has worked in the veterinary field for over 15 years. She began her veterinary carees as a receptionist and was fascinated with animal medicine. She continued to expand her knowledge and became becoming a veterinary assistant. Jessica loves being a voice for the voiceless, and advocating for her patients. , who comes everywhere with me. In her off time enjoys spending time with her own furbabies Piper, Negan, Mama, and Stella, being outdoors hiking, going to concerts, and watching hockey. Go Washington Capitals!!

Charlotte T. Veterinary Veterinary Assistant/Veterinary Receptionist

Charlotte T.
Veterinary Assistant/Veterinary Receptionist

Charlotte’s been working with animals for 8 years and has always had a passion for animals. She is currently an assistant and receptionist with us and she enjoys bonding with the clients and patients. In her free time she is hanging out with her 2 golden doodles and husband.

Kora Keith - Veterinary Technician

Kora K.
Veterinary Technician

Kora is a full time veterinary technician who has been working in the veterinary field since 2021. She is currently working on getting her license through the Penn Foster program, but is looking to further her education with NOVA. In her free time she likes spending time with her rescue kitty, trying new foods with her boyfriend, and being outdoors. One of Kora’s favorite things about working in this field is seeing sick and injured patients improve.