$750.00 Sign-On Bonus. Keller Animal Clinic has been providing compassionate care to pets and their families since our doors opened in 1981. We are a three-doctor, small animal hospital located in Keller, Texas in an old, charming part of town, about 20 miles north of Fort Worth. We are heavily involved with our local shelter providing doctors and medical care to the pets there on a weekly basis. Here at Keller Animal Clinic, we pride ourselves i...