Dr. Marcella Ashton obtained her Veterinary degree from the University of Pretoria in South Africa in 1992. After registration with the Royal College of Veterinary Surgeons, Dr. Ashton spent twelve months working in a rural equine, farm and small animal practice in Norfolk, England. She then spent a year of post graduate training in the Equine Unit at the Animal Health Trust in Newmarket, England. Dr. Ashton returned to general practice in Essex, England as a small animal veterinary clinician. After immigrating to the United States in 2000, she received her Foreign Veterinary Graduate Equivalency Certification and National and State veterinary licenses before joining a small animal practice in southwest Florida.
In 2004 she completed an ophthalmology internship in Las Vegas, Nevada, followed by an ophthalmology clerkship at Eye Care for Animals in Tucson, Arizona. Dr. Ashton completed a three-year veterinary ophthalmology residency program with Eye Care for Animals in Tucson, after which she became to become a board certified Diplomate of the American College of Veterinary Ophthalmologists. Dr Ashton continues to practice in Tucson, Arizona seeing small animal, equine and avian patients and performs charitable services treating various animal species for the local Tucson wildlife rehabilitation centers, Reid Park Zoo collection and the Desert Museum.
Dr. Paul Barrett completed veterinary school at Colorado State University. He finished his residency in Veterinary Ophthalmology in Tucson, Arizona along with additional training at Stanford University. He has been a Diplomate of the American College of Veterinary Ophthalmologists since 1995. Dr. Barrett's clinical interests focus on corneal disease and ulcer management. 
Dr. Tiffany Blocker received her bachelor of Science degree in Biology at Florida State University and her doctorate in Veterinary Medicine at University of Florida. After graduation, she completed an internship at the Animal Medical Center in New York City and spent four years working in private practice in New York City. Dr. Blocker completed a three-year residency program with Eye Care for Animals, after which she became a board certified Diplomate of the American College of Veterinary Ophthalmologists. She has a special interest in exotic animal species. Dr. Blocker practices at the Eye Care for Animals office in Tustin, California.
Dr. Mark Bobofchak received his Veterinary degree from University of Illinois. He completed an internship in small animal medicine and surgery at Virginia-Maryland Regional College of Veterinary Medicine. Dr. Bobofchak completed a three-year residency program with Eye Care for Animals, after which he became a board certified Diplomate of the American College of Veterinary Ophthalmologists. Dr. Bobofchak practices at the Eye Care for Animals office in Akron, Ohio.
Dr. Julius Brinkis received his degree in Veterinary Medicine from Oklahoma State University. He completed his residency program at the Eye Care for Animals in Phoenix, Arizona. Dr. Brinkis earned his board certification in 1999. His special areas of interests include ocular immune-mediated diseases and cataract surgery. Dr. Brinkis practices at the Eye Care for Animals office in Tustin, California.