Lawrence Monteiro earned a Bachelor's of Science in Biology from Tufts University. He attended the University of Rhode Island's graduate program in Animal Science. He graduated from the University of Minnesota College of Veterinary Medicine in 1996. He started his practicing career as a dairy veterinarian followed by working at a mixed (large and small) animal clinic in upstate New York. Since moving to southeastern Connecticut, Dr. Lawrence Monteiro has practiced exclusively companion animal medicine and surgery. Dr. Lawrence Monteiro worked in several small animal clinics in New London County before starting his own practice with his wife Cheryl. Doctors Lawrence and Cheryl Monteiro share their home with a cat, chinchilla and periodically a puppy from Guiding Eyes for the Blind [citation].