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Dr. Katti Stoller, DVM
Head Veterinarian and Owner

Dr. Katti Strahsmeier-Stoller is the owner and head veterinarian of BelaCoop Animal Hospital of North Park.  Born and raised in Pittsburgh, Dr. Stoller grew up with a love for animals and by the age of 7 she knew she wanted to be a veterinarian. She grew up with 14 beagles and cherished going along with her dad to the vet.  In high school, she worked in kennels and different animal hospitals gaining experience. 

After graduating high school, she left to start her career as an Animal Science/Pre-Vet major at Virginia Tech University. After obtaining her Bachelor's degree, she continued onto graduate school in Poultry Nutrition at Virginia Tech University.  After leaving her Master's program, she relocated to the island of St. Kitts in the Caribbean and furthered her education at Ross Univeristy School of Veterinary Medicine. She subsequently returned to the United States to finish her clinical year of study at Purdue University, obtaining her Doctor of Veterinary Medicine degree in 2006.  From there, she worked on Cape Cod at Sandwich Animal Hospital for 3 years, met the love of her life and moved back to Pittsburgh. She obtained a job working emergency medicine for the next 3 years and married her husband, Sam. Katti then went on to do relief work in shelter medicine for the Western PA Humane Society and White Oak Animal Safe Haven.  

Katti and Sam decided to make Katti's dreams come true and open their own animal hospital. They wanted to make the animal hospital special and name it after their two beloved dogs, Bela and Cooper, that have both passed away. Sam and Katti currently have two cats, Liamuiga who was rescued from the island of St. Kitts and Kitteness a local rescue. They also have two dogs, a Golden Retriever/Hound mix named Pepper, who they adopted from the Western PA Humane Society and a rescued Pit Bull named Zen. Katti and Sam also have a daughter, Siena and son, Rainer. Her special interests include oncology, exotic medicine, emergency medicine and seizure disorders. 

Dr. Stoller's hobbies include gourmet cooking, interior decorating, shopping and spending time with her family. Dr. Stoller has also been featured in the hit TV show "My Dog Ate What!" on National Geographic Wild. She has had honorable mention in the Veterinary Practice News magazine as well as the Pittsburgh Magazine.

Dr. Leah Levanduski, VMD
Associate Veterinarian 

Dr. Leah Levanduski joined BelaCoop’s staff as an associate veterinarian in June 2015. She is a Pittsburgh-area native, having grown up about an hour south of the city. Dr. Levanduski has always loved animals and has had a history of bringing strays home, much to the joy of her parents. 

Dr. Levanduski is a proud graduate of the University of Pittsburgh with a Bachelor's degree in Biology. From there, she obtained a Master's degree in Food Microbiology from West Virginia University. She received her VMD from the University of Pennsylvania in 2011. While in vet school Dr. Levanduski worked for 4 years in the Genetics Department, where she aided in the studies of dog models for human diseases such as Muscular Dystrophy and Juvenile Cardiomyopathy. After obtaining her VMD Dr. Levanduski spent the past 4 years practicing General and Emergency medicine and is passionate about being a part of the wonderful team here at BelaCoop! 

Dr. Levanduski enjoys travelling, playing tennis, and spending time with her nephew. She also loves spending time with her 2 very naughty cats, Lulu and Nymeria, and her good dog, Hugo.

Dr. Shannon Thieroff

Dr. Shannon Thieroff joined BelaCoop’s staff in 2013. She grew up loving animals and knew she wanted to practice animal chiropractic when she learned of it in school.

After she graduated from Logan College of Chiropractic in 1999, she returned home to Pittsburgh and opened Choice Chiropractic & Wellness Center, P.C. Her chiropractic practice has successfully served the North Pittsburgh community for fifteen years.  In 1999, she adopted her first dog, a rescue Great Dane named Luther. Knowing that giant breed dogs can have lots of issues as they age, she started taking him to a chiropractor.  Inspired by the great results she saw with her own pets, she decided to attend the American Veterinary Chiropractic Association certification program through Parker College of Chiropractic.  

Dr. Thieroff loves helping animals with chiropractic care because it gives them a better quality of life and could help avoid the use of drugs and surgery. It also makes her happy because it makes their owners happy. Now Dr. Shannon has three rescue dogs, Sophie, a Great Dane, Nelson, an Australian Shepherd mix, and Maya, a little red dog of questionable origin. She also has a three-legged cat named Nanny Cat. 

Everyday she comes to work at BelaCoop she loves being part of a great team that does great work for their patients and clients.


Savannah Fleming, BA 
Office Manager 

Over the past 16 years, Savannah has been working with the ones she loves. She started her veterinary career as a teenager volunteering at the Pittsburgh Zoo and PPG Aquarium. She was then hired as a veterinary assistant at a local small animal hospital. Savannah has continued her education in the veterinary field by working at an emergency practice as well as other small animal practices in the Pittsburgh area.

While working in the veterinary field, she also studied communications and received her Bachelor’s Degree from Duquesne University in Communication Studies. Savannah and her fiancé Tony, have three cats and a dog, all of which are rescues. They also have two amazing little girls, named Cassidy and Quinn.  Savannah  enjoys going camping, hiking, swimming and sledding with her family including dog “Little Bear”

 Mandy S., CVT
Veterinary Technician

Mandy has been a Veterinary Technician since graduating from the Median School, with her Associates degree in Veterinary Technology in 2004. Her career started at a small animal practice in the North Hills of PA. Then in 2007 she moved to San Francisco, where she worked in an emergency clinic for small animals. Mandy missed her family and friends and decided to move back to PA in 2008. She was then rehired at the practice in North Hills, where she continued her career as a vet tech, receptionist, and inventory manager. After obtaining her certification in 2012 she took a fulfilling position at PVSEC. Shortly after, she found out the most amazing news ever that she was going to be a mother. Mandy wanted a place that would be a better fit for her new family, and found that at BelaCoop Animal Hospital. 

In her spare time Mandy enjoys spending time with her children, being outside in the warm weather and listening to oldies music.

Rose F.
Inventory manager and
Technician Supervisor

Rose started her career in the veterinary field several years ago after realizing her passion was working with animals. She first started working at a large local specialty animal hospital as a Kennel Assistant. As Rose continued to learn, her love and interests grew and she became the first employee to be promoted to Veterinary Technician. After years of learning and working in specialty medicine, Rose decided that it was time for her to experience other aspects of Veterinary Medicine and joined the BelaCoop family. She now enjoys watching puppies and kittens mature into adults and being a part of their journey. 

At home Rose lives with her husband Tim, three Rottweilers and her Pomeranian. All of Rose’s children are grownup but have given her the best gift of all, grandchildren! In their free time Rose and her husband enjoy the outdoors, camping and most of all watching the Pittsburgh Penguins play!

Vanessa T.
Veterinary Technician

Ever since Vanessa can remember she loved animals unconditionally. In high school she started volunteering at the Butler County Humane Society and quickly realized that Veterinary Medicine was the field she wanted a career in. At the beginning of 2014 Vanessa graduated from the Vet Tech Institute and began her career as a Veterinary Technician. She loves being a voice for those that cannot speak and helping them overcome any problems they may have.

When Vanessa is not at BelaCoop she likes to stay busy by running, reading, traveling and spending time with her loved ones, including her two pets Cooper and Lexie. One day Vanessa would like to travel the world and move to North Carolina and continue her work with animals. 

Moira R.
Veterinary Technician 

Moira grew up in a large family with a variety of pets, so loving animals was always second nature. She knew she wanted to pursue a career with animals at a young age. Having both parents and two of her older siblings a part of the human medical field, she knew medicine was an interest as well. Upon deciding to follow a career that incorporated both, she knew that Veterinary Medicine was the perfect fit. While in her final months attending the Vet Tech Institute, she began her externship at BelaCoop. Moira fell in love with the career that loves you back at a hospital that truly puts the animals first. After graduating, Moira joined the BelaCoop family!

In her free time, she enjoys spending time with her family & friends, which include her two spunky cats, Marley & Piper. Moira also enjoys running, volunteering, music, and traveling. 

Angela D.
Veterinary Receptionist 

Angela was born and raised in Pittsburgh and currently lives in Allison Park with her husband and two dogs, Louie and Gia.  After adopting her first Pit mix, Louie, from The Western PA Human Society in 2007, Angela found that her passion in life is helping homeless animals. She started volunteering at the Western PA Humane Society and with different Pit Bull organizations around the area. Shortly after that Angela and Tony decided to make another addition to the family and adopted Gia from the Animal Rescue League in 2009. In 2014, Gia was diagnosed with a nasal tumor, which sparked Angela's interest in veterinary medicine. Being a client of BelaCoop with her own furkids, she saw how compassionate and loving the BelaCoop Family was and she decided that is the career for her!

In her spare time she enjoys relaxing and curling up with a good book, with her pups by her side!

Jill B.
Veterinary Receptionist 

Jill is new to the veterinary field, but with her kind and compassionate nature toward animals, you would never know it. She is a lifelong Pittsburgher and has lived in Hampton for most of her life. She lives with her daughter Abby, who plays softball, piano, viola, is a Girl Scout, and the absolute light of her mother's world! Abby and Jill have a cat named Daisy. Daisy is a Siberian Forest cat, a hypoallergenic breed of felines.  Hi, Daisy!
Jill is the oldest of five children and has seven nieces and nephews. Her siblings and amazing mom and dad all live within a few miles of each other. They spend a lot of time together and there's never a dull moment!

For fun, Jill enjoys camping, walking trails, traveling, cooking, baking, spending time with her family, and watching her daughter participate in various activities. 

Jessica U.
Veterinary Assistant 

Jessie graduated from Virginia Tech (Go Hokies!) in May 2014. While completing a Bachelor of Science degree in Biological Sciences, she was able to get a few years of animal experience under her belt as she worked as a Veterinary Assistant in Blacksburg, VA. Soon after completing her undergraduate studies Jessie joined the BelaCoop team. In the Fall of 2015  Jessie was accepted into Iowa State University College of Veterinary Medicine and returns to BelaCoop when she is on break.  

In her free time, she enjoys running, reading, and relaxing with her cats, Lane and Talli.