Heather Sacks, DVMDr. Heather Sacks is Chief of Staff at Nickel City Animal Hospital. She attained her undergraduate degree from Tufts University with a bachelor's degree in English Literature before attending Cornell University College of Veterinary Medicine. Dr. Sacks earned a DVM degree in 2003, and moved to Buffalo, New York to begin her career as a small animal and exotic veterinarian.

Prior to Cornell, Dr. Sacks worked as a veterinary technician at Jardin Gaia, a wildlife rehabilitation and education center in Costa Rica; Angell Animal Medical Center in Boston; and at Animal Rescue League of Boston. After graduation from veterinary school, she moved to Buffalo and began practice at a prestigious small animal referral hospital.

Alissa Pletscher, DVMDr. Alissa Pletscher has an unending devotion to animals going back to her childhood. She grew up with a menagerie of animals such as dogs, chickens, ducks, fish and hamsters, to name a few. This experience created her love for all animals, and let her see the importance of the human-animal bond.

Dr. Pletscher graduated in 1999 with a Pre-veterinary and Biology degree from the University of Findlay, and continued on to Michigan State University to graduate with a DVM degree in 2003. She worked at Sheridan Animal Hospital from 2003 to 2012, where she first met Dr. Heather Sacks. Dr. Pletscher also has extensive ultrasound knowledge from training courses with veterinary imaging specialist Dr. Victor Rendano in 2006 and 2007.

Colleen Lyden, DVMDr. Colleen Lyden grew up in northern Ohio riding her horses and competing in hunter/jumpers shows across the country. She later attended The Ohio State University (OSU) for undergraduate studies before earning a DVM degree from the University of Florida College of Veterinary Medicine.

After graduation, she completed an equine internship at Equine Services in Simpsonville, Kentucky, having the opportunity to work on different breeds of horses and disciplines. Returning back to Cleveland, Ohio, Dr. Lyden had the opportunity to practice on both thoroughbred and standardbred race tracks working with Dr. Scott Shell. She completed veterinary acupuncture certification courses through the International Veterinary Acupuncture Society (IVAS) in 2013.

Catherine Alsford, DVMDr. Catherine Alsford joined the Nickel City Animal Hospital team in June 2016. She received an undergraduate degree from Canisius College and a DVM degree from Ontario Veterinary College. She enjoys all aspects of general veterinary medicine, but her favorite part is building relationships with clients and their pets.

Outside of work, Dr. Alsford enjoys going on hikes and bike rides with her husband, Robbie. She also loves everything about Buffalo, NY. She grew up here and is excited to be back again enjoying everything the area has to offer.

At home, Dr. Alsford has four dogs — Phineas, a Bernese mountain dog; Bailey, a German shepherd mix; Shelby, a miniature dachshund; and Wally, a French bulldog — as well as two loud and mischievous Siamese cats, Linus and Percy; a lovable gray domestic shorthaired cat, Mr. Pym; a parrot named Peaches (who loves to chase the cats); and a sugar glider named Pearl.