21600 W. Eleven Mile Road
Southfield, MI 48076
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Our Veterinary Hospital Staff


Evie Fredenburg, Practice Manager

Evie has worked for Greenfield Animal Hospital since Jan 2001.  She spent two years at Central Michigan working towards a degree in anthropology.  She has 3 cats. Outside of work, Evie enjoys playing the bass. When asked what she liked most about working for Greenfield Animal Hospital, she answered, "The compassion exhibited to all animals by the entire staff.  It makes me proud to be employed here." You can reach Evie at greenfieldah@gmail.com

Tracy_Deuel_LVT_in_Michigan.jpgTracy Mattis, LVT

Tracy Deuel has been employed at Greenfield Animal Hospital since 1993.   She received her degree in Veterinary Technology from  Wayne State University in 1996. Tracy is very passionate about small animal anesthesia and surgery.  She has two teenage daughters, 2 dogs, 6 cats (including one born with no eyes), a frog named Nelly, and a horse!  She enjoys riding and jumping horses in her spare time.

Lori Glaza, LVT

Lori Glaza has always had a bond with animals and caring for pets feels extremely natural for her.  So obtaining her associates degree from an AVMA certified college was a dream.  She loves becoming so close to the pets and families as they grow throughout the years.  Lori is an avid music fan and has a passion for films.  She also is the author of the photography book Silent Cities: The Cemeteries of Detroit. Lori has a beautiful daughter and a wonderful husband.

Joslyn_Mazzetti_LVT.jpgJoslyn Mazzetti, LVT

Joslyn took her LVT boards in the summer of 2012 to become a licensed technician although she has worked for Greenfield Animal Hospital since she was 16 years old! She has 3 crazy kitties, two dogs and a bird that she cares for. In her spare time, Joslyn enjoys horseback riding, swimming, and playing softball.


Tracy Lantto, LVT

Tracy is a licensed veterinary technician and has been with Greenfield Animal Hospital since 2012.  Tracy received her degree in Veterinary Technology from Wayne State University in 2012. She loves being active and adores her 5 dogs and 5 cats!


Chelsea Hawley, LVT

Chelsea has been working with dogs and cats since she was 14 years old. She graduated in 2015 from Baker College. She has 3 pitbull mixes and 2 cats. During her spare time she loves to take her dogs to the dog park


 Mary Isaac, LVT

Mary graduated from Michigan State University in 2013. She began her vet tech career in research, working for both MSU and WSU on new treatments for human and animal diseases. Mary also has emergency and critical care experience, though she prefers general practice as she is able to get to know her patients. Mary does not have spare time, but if she did, she would enjoy dance, sewing, and boxing. She has three cats, Willie, Gimli, and Walter, and fantasizes about one day owning a dog.

Our Front Desk Staff

 Carol Bletl

Carol has worked for Greenfield Animal Hospital since 2016. She has two cats and a Great Dane mix named Scarlette to keep her busy!

Carol frequently fosters cats for local rescues and is passionate about finding homes for pets in need

Kayla Mitchell

Kayla has been a team member since 2016. She loves online gaming and will be attending school in the fall of 2017 to become a teacher.

Due to allergies her family members have, Kayla currently does not have a pet to call her own so she loves to be able to give her love to all of our patients!

Stephanie Trevino

Stephanie has worked in the veterinary field since 2007. She has four beautiful children. Stephanie never has spare time but if she did she would like to sleep as would anyone with four children!

Our Kennel Attendants

Leigh_kennel_attendant.jpgEmily Hirt

Emily has worked for Greenfield Animal Hospital since 2013 as one of our kennel attendant members. Emily has a beautiful little dog named Lyla and fosters animals looking for homes. Wildlife rehab is her passion and she hopes to work in that field in the future.


Our Grooming Staff

Liz Van Wye

Liz was a Veterinary Technician for 25 years before starting her grooming career. She has now been grooming for over 20 years. She is a gentle and compassionate groomer and has a knack for working with frightened dogs often times preventing the need for sedation before grooming. She has been a part of the Greenfield since 2015.

Contact Us Today

Click Here to Make an Appointment

Click Here to Get our App

Office Hours

Day Morning Afternoon
Monday Tuesday Wednesday Thursday Friday Saturday Sunday
8:00am 8:00am 8:00am 8:00am 8:00am 8:00am Closed
8:00pm 5:00pm 5:00pm 8:00pm 5:00pm 4:00pm Closed

For after hours emergency care call

Oakland Veterinary Referral Services at (248) 334-6877