OUR TEAM
Dr. Josh Miller, DVM - Owner
After graduating from The Ohio State University College of Veterinary Medicine in 1999, Dr. Josh spent a year working at a mixed animal practice. In 2000, Dr. Josh then joined his father, Dr. Steve Miller, at Covenant Animal Clinic. His father started this practice in 1972. Dr. Josh practiced in Waynesville for several years before moving the practice to Bellbrook in 2012 with Dr. JK Guarasci. Dr. Josh has a passion for surgery and enjoys the challenge of both soft tissue and orthopedic procedures. He also enjoys building life-long relationships with his clients. He lives in Centerville with his wife, Nikki, and two children. He enjoys the outdoors, sports, playing music, and riding anything with two wheels. Dr. Josh has an Australian shepherd named Ozzy.
Centerville Location: Tuesday. Fridays Biweekly | Bellbrook Location: Monday & Wednesday
Dr. J.K. Guarasci, DVM - Owner
Dr. JK grew up in Centerville where he graduated from Centerville High School and went on to The Ohio State University for both his undergraduate program and veterinary school. Upon graduating from the College of Veterinary Medicine in 2008, he joined his father in practice before joining Covenant Animal Clinic. He and Dr. Josh Miller established the Bellbrook location in 2012 and added the Centerville location in 2019. In his spare time, Dr. JK plays golf, watches the Buckeyes, and learns craft beers. He also enjoys spending time with his two children and two Golden Retrievers named Rooney and Rosie.
Centerville Location: Monday & Thursday | Bellbrook Location: Tuesday. Fridays Biweekly
Dr. Jessica Wells, DVM
A Bellbrook native and Bellbrook High School graduate, Dr. Jessica Wells is a 2014 graduate of The Ohio State University College of Veterinary Medicine. She also has a master’s degree in veterinary public health from Ohio State. She joined the practice in May of 2017. She loves spending her time in surgery (there is no better feeling than successfully removing a foreign object from the GI tract!) and thrives on caring for pets and their families in emergency situations. Dr. Wells also enjoys teaching, whether it be client education, training staff, or participating in area school Career Days. Dr. Wells is a member of the American Veterinary Medical Association and the Ohio Veterinary Medical Association. Dr. Wells lives in Washington Township with her husband, Scott, and two young sons. She can usually be found spending her free time outdoors with her family. She has two cats, Moose and Peanut.
Centerville Location: Wednesday & Friday | Bellbrook Location: Thursday
Dr. Allison Finley, DVM
Dr. Allison Finley grew up in Kettering and graduated from Fairmont High School. She received her Bachelor of Science from Wright State University in 2011 and her Doctorate of Veterinary Medicine from The Ohio State University in 2015. Upon graduation, Dr. Finley spent two years in private practice and then decided to explore the world of shelter medicine, where she worked for four years performing high volume spay and neuter before joining Covenant's team in March of 2021. Dr. Finley has special interests in soft tissue surgery, preventative medicine and behavioral medicine. She is a Certified Peaceful Euthanasia Veterinarian and has a passion for chronic pain management in her patients, as well as improving the human-animal bond. She enjoys baking, gardening, reading, and spending time with her husband, Shawn, and their two children, Jonathon and Elizabeth. She has two dogs, Teddy and Riley, and two cats, Neville and Bitsy Boo.
Centerville Location: Tuesday | Bellbrook Location: Monday & Thursday
Dr. Mary Benasutti, DVM
Dr. Benasutti was born and raised in Fairborn, Ohio. Upon graduating from Fairborn High School, she enlisted in the United States Air Force and served as an active-duty mental health technician. She then graduated from Sinclair's Veterinary Technology program with an associates of applied science degree in veterinary technology and joined the Covenant team in 2016 as a registered veterinary technician. While continuing to work part time at the clinic during summers and school breaks, she received her Doctorate of Veterinary Medicine from The Ohio State University in 2023. Dr. Benasutti has a special interest in feline medicine, low stress veterinary care as well as soft tissue surgery and dentistry. In her free time, she enjoys horseback riding, rock climbing, gardening, and traveling. She and her husband Trevor reside in Spring Valley with their three cats, Kiki, Jinx, and Oyster and an Arabian horse named Mac.
Centerville Location: Monday. Fridays Biweekly | Bellbrook Location: Tuesday & Wednesday. Fridays Biweekly
Dr. Danielle Degrendel, DVM
Dr. Danielle DeGrendel has a diverse background in companion animal and exotic medicine. After graduating from veterinary school, she began her career at a local veterinary practice, where she gained extensive experience working with both companion animals and exotics. Her journey in veterinary medicine started long before vet school, with internships at the Columbus Zoo and Aquarium and the Ohio Wildlife Center. Dr. DeGrendel has special interests in exotic animal care, soft tissue surgery, and internal medicine. Her love for animals and fascination with how the body works, combined with her problem-solving skills, made veterinary medicine a natural career choice. In her free time, Dr. DeGrendel nurtures her love for nature and creativity. She maintains an impressive collection of houseplants and orchids, natural-appearing aquariums, and a terrarium. An avid gardener, she enjoys growing decorative pumpkins, biking, and baking. At home, Dr. DeGrendel shares her life with her husband, Tyler, and a wonderful menagerie of pets, including a soft-coated wheaten terrier named Lexi; three cats—Colton, Cobalt, and Loki; a bourke parakeet named Leia; and two lineolated parakeets, Jyn and Kevin. Many of her birds came from Sugarcreek Bird Farm, a beloved bird shop near her clinic. She also keeps a variety of freshwater fish, adding to her thriving household.
Lisa, RVT - Practice Manager
Lisa is a registered veterinary technician that has possessed a true love for animals since she was a young girl and has worked in veterinary medicine since 1994.
Lisa has vast experience working in various phases of animal health care while traveling across the country during military moves. Lisa earned an Associate of Applied Science
in Veterinary Technology (Brown Mackie College Kansas City) graduating Magna Cum Laude and has earned a Bachelor's of Science Degree in Management (University of Phoenix). Lisa
has two children that are both competitive swimmers. Lisa enjoys camping with her family at State and National Parks. Lisa has three dogs, Plum, Hank, and Gretchen.
Lisa joined Covenant Animal Clinic March 2021. She became the practice manager of both locations in January 2026.
Amy
Registered Veterinary Technician
Amy joined our team in May of 2018 after graduating from Sinclair's Veterinary Technology program. When not working with your pets, Amy likes to spend time outdoors hiking, kayaking, and camping with her significant other, Corey. Amy has two dogs named Murphy and Peaches, and 2 cats, Benji and Kerby.
Courtney
Receptionist
Courtney has been a long-time client of Covenant Animal Clinic and has worked at our front desk as a receptionist since October of 2018. She also works part-time at Dorothy Lane Market. In 2014, she graduated from Wright State University with a Bachelor of Science degree. In her free time, she enjoys reading and spending time with her family. Courtney has a Boxer mix named Jose Cuervo and a Chihuahua named Lulu.
Heather
Registered Veterinary Technician
Heather graduated from the Columbus State Vet Tech program in 2002 and joined our practice in May of 2019. In her "free time," she is a full-time Soccer Mom and aspires to finish a Pinterest project or two. Heather resides in Franklin with her Husband, Jason, and two daughters, Kendall and Morgan. They also live with three dogs, Oakley, Toffee, and Malcolm, in addition to several other critters that their daughters talked her into keeping.
Nora
Registered Veterinary Technician
Nora is a 2017 graduate of the Sinclair Community College Veterinary Technology program. She has been a Covenant Animal Clinic technician since the day she graduated from the program. Nora really enjoys placing IV catheters, drawing blood, and assisting with surgical procedures. When not at work, she spends her time reading, watching Netflix, traveling, and spending time with family and friends. Nora and her husband, Justin, live in Kettering with their beagle Maci, Lab mix Michelob, and two cats, Spencer Reid & Dembe
Genevieve
Receptionist
Genevieve joined the team at Covenant Animal Clinic in the winter of 2019. She has been in customer service since 2010 and in the field of veterinary service since 2018. She has always had a passion for helping people and animals, which led her to veterinary medicine. Genevieve is a Certified Dog Trainer who graduated from Victoria Stilwell Academy. Genevieve’s goal is to help pet owners provide a safe, loving and positive environment for their pets to be successful in their daily life. In her free time, she enjoys hiking, cooking, baking, going to the beach, and spending time with her family and friends.
Emily
Veterinary Technician
Emily graduated from Bradford Vet Tech Institute in Columbus in 2013. She gained valuable experience from volunteering at Red Wolf Sanctuary in Rising Sun Indiana. She joined the practice in the summer of 2020. She and her husband Tony love anything outdoors from camping, hiking, kayaking, to rock climbing and swimming. She loves anything Disney or art related. They have a son named Oliver and a pitbull mix named Mowgli.
Nicole
Registered Veterinary Technician
Nicole graduated from Miami Jacobs and became a registered technician in 2013. She started working in veterinary medicine immediately after graduation. In March 2021, she joined the Covenant team. She has special interests in surgery, anesthesia, and radiology. Nicole and her husband, Brandon, live locally with their three daughters, Lauren, Taylor, and Parker. They also share their home with their two cats, Geo and Gourdy.
Amber
Registered Veterinary Technician
Amber joined Covenant Animal Clinic as a part-time RVT in February 2021. After graduating from Sinclair, she started working in the veterinary field in 2002. In 2006, she obtained her veterinary technology degree from the University of Cincinnati. Since graduating, Amber has been working hard year after year to help pets and their pet parents! She enjoys spending time with her husband, Jay, and kids, Lucille and Vivian. Her dog, Bailey, is an avid runner and swimmer! In her free time, Amber enjoys all things fitness, especially running, weight lifting, and Crossfit.
Ellen
Veterinary Assistant & Receptionist
Ellen joined our team in February 2023. She graduated from Miami University in 2020 with a Bachelors of Arts in Zoology. She has been working in the vet field since 2016. She started as a receptionist but now mostly works as a veterinary assistant. She hopes to one day work with wild animals and further her education in zoology. In her free time, she enjoys hiking and fishing with her husband. She has a beagle named Teddy and a bearded dragon named Penelope.
Jessica
Registered Veterinary Technician
Jessica was raised on a hog farm and has a love for animals both large and small. In 2009 she graduated from The Ohio State University with a Bachelor’s degree of Science in Agriculture, and from Columbus State Community College with an Associate degree in Veterinary Technology. Jessica first joined Covenant in 2016, then left for a while to raise her kids, and then returned in 2024. She resides in Xenia with her husband and two children.
Nichole
Veterinary Technician
Nichole graduated from Bradford Tech Institute in Columbus, Ohio in 2011 and started working in the veterinary field soon after. Nichole was raised with a deep love for animals at an early age and always knew that she wanted to be in the veterinary field. Growing up there wasn't a day that she could remember that wasn't filled with the love of an animal. Nichole joined our team in January 2024. She and her husband, Tyler live in the Dayton, Ohio area along with their 2 boys Colton and Bentlee. They also have a dog named Willow. Nichole and her family love being active and are always in some kind of sports or Martial Arts with their kids.
Paris
Veterinary Technician
Paris was raised in a military family, spending her whole childhood traveling the country. She came to the Dayton area after graduating high school, during which she shadowed our practice from 2018-2019. She started working at Covenant in September 2019 beginning as an assistant. Paris then graduated from Sinclair Community College in May 2023 and began her technician journey. Outside of taking care of animals, Paris enjoys hiking, reading, and relaxing with all of her pets at home. She has a Golden Retriever named Benny, a bearded dragon named Ryder, and a leopard gecko named Penelope.
Emily
Veterinary Assistant
Emily joined our team in August 2025, after being placed here as a student enrolled in Sinclair Community College's veterinary technology program. Once she graduates in May 2026, she plans to take her VTNE to become a registered veterinary technician. She has two cats at home named Acorn and Coco, as well as a leopard gecko. In her free time, she enjoys baking, watching movies, and spending time with family. She has a special interest in pocket pets like guinea pigs, rabbits, and ferrets.