Our Team
Marcy Green Johnston

Certified Veterinary Technician


Marcy works in our Beaverton, Oregon clinic.

Marcy has been working in the veterinary field since 1990 and became certified in 1995. Her passion for veterinary dermatology was sparked after watching an intradermal allergy test performed on her own dog.

Marcy is a mother of two boys, Taylor and Alex and a stepmother of three; two boys, Brannen and Craigen and one girl, Emaleigh. Marcy’s home is completed with her two dogs, Snafu and LaRue.

In her spare time, she enjoys watching her boy’s baseball games, participating in Flyball events with Snafu, going ATV riding at the dunes, and camping.

Autumn Leslie

Certified Veterinary Technician


Autumn works in our Beaverton, Oregon clinic.

Autumn has been in the veterinary field for a number of years, becoming certified in 2004 under the “grandfather” clause. Most of her experience is small animal and pocket pet care. She has a number of years’ experience in a wide range of areas, everything from routine preventative care, pet behavior, critical care, and orthopedics to name a few. In September 2014, she joined the team here at the Animal Allergy and Ear Clinic and shares a connection with the animals we see, since she herself is prone to getting hives.

Autumn currently lives in SE Portland with her two daughters, ages 5 and 10, along with Momo, a 115lb Great Pyrenees mix, Tap, a 3 year old Domestic Shorthair, and Sparkle Lilly a 4 year old Turkish Van.

Jamie Tilgner

Certified Veterinary Technician


Jamie works in our Beaverton, Oregon clinic.

Jamie grew up in Pennsylvania and moved to North Carolina in 2007. She recently moved to Oregon to be closer to her husband’s family. She has been a certified technician for over 10 years. Most of her experience has been in general practice until she joined the team at the Animal Allergy and Ear Clinic in 2016. Jamie has always had a special interest in dermatology.

Jamie has three furry children – A Terrier Mix named Princess Daisy, a Corgi Mix named Tyrannosaurus, and a cat named Sunkist.

In her spare time she enjoys going on hikes with her dogs, spending time with her husband and family, camping, going to the coast, playing board games, and traveling.

April Joy Brown

Certified Veterinary Technician


April works at our Beaverton, Oregon clinic. Her focus is working with our North Carolina clients in anything they may need before and after their appointments.

April has been working in the field of veterinary nursing for nearly 20 years. Born and raised in Portland, she graduated from Portland Community College’s Veterinary Technology Program in 1999 and became certified in June of the same year. Previously her specialty was emergency and critical care, but she switched to working in the world of veterinary dermatology in 2011. She enjoys the unique challenge of working with pets with chronic conditions. Herself the sufferer of autoimmune disease, she feels uniquely positioned to commiserate with AAEC’s patients.

April is the proud parent of two boys, Kaden and Elliot, three cats, and one dog, Stanley, a twenty-five pound terrier who grew up in California and is scared of rain.

Outside of work, April enjoys creative writing, reading graphic novels/manga, cosplaying, camping, and taking naps.

Kathy Kossler-Cline

Veterinary Assistant


Kathy works in our Beaverton, Oregon clinic. She work is our front desk receptionist, while assisting all many other facets of our clinic.

Kathy has worked in the Veterinary profession since 1988 and specifically in the Dermatology field since 2000. Kathy is also a certified dog and cat groomer. When she is not at the clinic, Kathy enjoys showing her young dog, Rayne, throughout the Northwest. Kathy also enjoys spending time with her grandchildren.

Jolene Coffield Ford

Veterinary Assistant


Jolene works in our Beaverton, Oregon clinic.

Jolene grew up in Wyoming and moved to Oregon in 2004. She stared her love for veterinary medicine in high school by taking a class that let her volunteer at one of the local Veterinary clinics for a school credit. Working with small and large animals helping with radiography watching surgeries, bottle feeding a baby lama. She fell in love with the field. She went to Apollo College for Veterinary Assistant graduating in 2006. She started working in the veterinary field in 2006, working in general practice. She started at the Animal Allergy and Ear Clinic in 2009. Liking the challenges of dermatology and bringing comfort and relief to our patients is a joy for Jolene.

In her free time, she enjoys camping, gardening, hiking, fishing with her son, Tony, and their dogs, Kiloh and Kawi. They have a cat, named Sharkey Mouse, a bearded dragon, named Stumpy, and two chickens, named Pepper and Marshmallow.

Helen Tepfer

Veterinary Technician


Helen works in our Greensboro, North Carolina clinic.

Helen has been working in the field of veterinary medicine for 25 years. She studied Animal Science at North Carolina A&T University in Greensboro, North Carolina. She has been working at AAEC since 2011. She also works in a general practice in her 3 weeks off. She worked previously at Carolina Veterinary Specialty in Emergency and Critical Care. She also worked with several rescue groups throughout her career. She has displayed her love for animals since she was a small child and never stopped.

Helen  is the mother/step mother of 4 boys and the grandmother of 7 grandchildren. She has 7 dogs, 5 horses, and several kittens. Her hobbies include horseback riding, motorcycles, and managing her small farm.