Our Staff

Get to know the technicians and client service representatives at Main Street Veterinary Hospital

Colleen Heincelman

Now 14 years into a career as a customer support specialist, including 8 years in veterinary medicine and animal services, Colleen Heincelman’s first job involving service and animals was of a very different nature. Prior to her life in Lake Norman, Colleen served the community in Florida as a law enforcement officer and was a certified Mounted Police Officer. Colleen still loves horses and, when she not enjoying time with her family, she is out riding the trails. Colleen lives in Huntersville with her husband of 20 years, Mike. They have two children and two boxers.

Kathleen Bisson

Originally from King George, VA, Kathleen moved down to the North Carolina area in 2014 with her long-time boyfriend. She has since gotten married to her husband Joseph and they both own a 2 year old, sweet Labrador mix named Riley. She attended Saint Francis University in Loretto, Pennsylvania where she received her bachelor’s in Psychology while she swam competitively for the Division I team all 4 years. She recently graduated from veterinary technician school at Northern Virginia Community College where she participated in the online distance program. She is expected to take the Veterinary Technician National Exam this summer to become a registered veterinary technician. She enjoys coming into work every day and seeing the bond owners have with their animals as well as learning more about animal behaviors and their influence on people. In her free time she enjoys exploring the outdoors by biking, kayaking, swimming and more.

Tessa Peerbolte

Along with being a proud member of the Main Street Vet team for the last 2 years, Tessa Peerbolte enjoys working with both domestic and wild animals. She is a consistent volunteer at the Karen Beasley Sea Turtle Hospital, North Carolina Raptor Center and Animal Rehabilitation of the Carolinas. She has also rescued 2 Havanese dogs, (Jax & Cricket) and a Degu named Loki-Boots. Tessa is currently an early college student with plans to continue her collegiate education to become a Veterinarian..

Alyssa Shepherd

Alyssa Shepherd has been working in veterinary medicine since moving to the Charlotte area in 2003. A lover of both cats and dogs, Alyssa’s favorite element of working in animal medicine is forming bonds with clients and understanding the personal relationship they have with their pets.In her free time, Alyssa enjoys traveling, spending time outdoors, and watching football (Detroit Lions and Ohio State) with her husband and high school sweetheart, Jake. Alyssa and Jake’s fury family includes two dogs (a terrier mix and a pit bull), a three and a half legged indoor cat, and two outdoor cats that appear to have adopted them, rather than the other way around.

Toni Stoltz

An American Behavior College Certified Trainer and American Kennel Club Certified Canine Good Citizenship Evaluator, Toni Stoltz brings her passion for the human – canine relationship to Main Street Veterinary Hospital. Toni’s 35 year career in customer service has been the Clark Kent day job to her Superwoman role as a trainer. Native to Pennsylvania and an avid Steelers / Pirates / Penguins fan, Toni now cheers from Huntersville where she lives with her husband, dog (Enzo) and cat (Brady). Toni enjoys spending her free time with 3 grown children their human/animal clans.

Linda Engelmann

Linda has always had a passion for animals and earned her registered technician degree from Gaston College in 1999. She gets her love of nature from her grandfather.

Known as the “cat whisperer,” she does everything possible to make sure our feline patients are comfortable. She is an experienced dental and surgical technician but also enjoys helping our furry patients in the exam room.

Linda lives in Iron Station with her husband whom she met while volunteering at the Carolina Raptor Center. They share their home with six cats. On their days off they enjoy hiking, photography, gardening and canoeing. She currently volunteers for Meals on Wheels.

Dena Ianniello

Born and raised in Boca Raton Florida, Dena grew up with many animals and immediately became an animal lover at a very young age. Dena always knew she wanted a career involving animals and animal care. In 2005 Dena moved to North Carolina and has worked in multiple daycare and boarding facilities. Dena proudly rescued her first dog, a pit mix named Kane. In 2016 Dena earned a degree in veterinary assisting through Ashworth Colleges online program. She is currently working on earning her veterinary technician degree. While Dena is not working she enjoys spending time with friends and family, going on hikes/walks with Kane and traveling.

Haley Hardwick

Haley joined our Vet Tech Staff in August 2015! She brings to Main Street 8 years of experience in the veterinary field. Haley lives in Mooresville NC, where she shares her home and heart with her two adorable kitties, Marley and Pumpkin and her two sweet Tri-Pod dogs, Charlotte and Phoebe.

Haley has such a love for all animals – she even pet sits and fosters for the Humane Society in her free time! Haley also likes to spend her time hiking in the beautiful North Carolina Mountains as well as hanging out at the beach! She loves a good book and whipping up some amazing food in her kitchen. The Panthers and Charlotte Knights have a pretty dedicated fan in Haley! She cheers them on from her sofa or the bleachers!

Cassandra Walsingham

Growing up, Cassandra’s family always had pets in the home which spurred on her love for cats and especially dogs. She moved to North Carolina from Tampa, Florida in December of 2010 and absolutely loved the area; she and her husband Erik, decided to buy a home and invest themselves into the community. Some friends even call them “Mr. & Mrs. Cornelius”! Cassandra graduated with a B.S in Business Administration from Western Governors University and enjoys using her education to assist Main Street Veterinary Hospital as a receptionist. When Cassandra isn’t at work, she enjoys trying local restaurants, going to art & cultural events, traveling and paddle boarding on Lake Norman. Her fur-babies, Kade and Charlie, are the best addition to the family she could have asked for. She is looking forward to connecting with Main Street Veterinary Hospital’s clients and growing relationships within the community.

Terra Rue

Growing up in the small rural town of Zoar, Ohio, Terra acquired a love of animals at a young age. She was active in 4-H where she raised horses, pigs, chickens and goats. She also trained her family’s 4 dogs in obedience. Terra was also a member of her vocational schools FFA branch and went on to rank in the Top 10 of her division in Equine care wellness. Terra graduated from Ohio State University in 2010 with a degree in Horse Production and Small Business Management. She moved to North Carolina recently to pursue a job in the veterinary field. She is the proud mom of her rescue dog, Mona. Terra is looking forward to creating lasting relationships with Main Street’s clients as she cares for our boarded animals.

Karen Kaufman

Karen has loved animals small and large all of her life. She grew up in Connecticut, graduated with an environmental science degree from UNC-CH, and has traveled along the East Coast working with horses. She teaches horseback riding lessons and rides as time permits. Last year Karen and her husband Robby welcomed their first baby, Michael. He joins their two rescue pups Jack and Tucker, several horses, and most recently, six Rhode Island Reds. Everyone enjoys spending time together outside, camping and going to the beach especially.

April Webb

April is a true North Carolinian, she was born and raised here. April has been working in veterinary medicine since 2001! She has enjoyed working with various species from tigers, giraffes and lemurs to crocodiles and eagles. One of her passions is emergency medical care, rehab and release of wildlife. April has a big heart and volunteers with ACR wildlife foundation, Carolina Raptor Center, the Safe Alliance Women’s shelter, and fosters dogs for two different canine rescues. Her true passion is helping animals in need with a special love for exotic animals. April has an Associate and a Bachelors degree in social work and is a licensed wildlife rehabber. April is a Star Wars fanatic, cancer survivor and loves spending time in the mountains hiking and white water rafting. April shares her home with two hairless spynx cats, Mr H (pictured with April) and Dobbie, a deaf Devon Rex cat named Neo, KJ the kinkajou and a goat name Noel! It’s quite the lively household!

Sara Mears

Before living in Charlotte, Sara was born and raised in Charleston, West Virginia. Sara graduated from Marshall University with a Bachelor’s in Business Administration. She moved to the Charlotte area in August 2015. Growing up, the only pets Sara ever had were fish & a rabbits. When she moved to the area is when she soon found her love for dogs when she adopted a little Black Lab named Opal who soon stole her heart and became her best friend. For Opal’s birthday in May 2016, she received the present of a sister – an Australian Shepherd/German Shepherd mix named Luna. When Sara’s not working, she’s spending time with her boyfriend, Tony Tapia, going to the movies, exploring new parts of Charlotte, or going on walks with their pups and going to dog parks.

Brianna Cataldo

Brianna Cataldo is 22 years old and from New York. She has 5 years of kennel experience and has worked for Pet Paradise and The Meadows Bed n Biscuit. She plans to go to school to become a Veterinary Technician. In her spare time she enjoys reading, hiking and singing. She had a Black lab named Lincoln, two guinea pigs (Bentley and Wilson), a bird (AJ) and a turtle (Stinky).

Kristan Honeycutt

Kristan Honeycutt is 21 years old and is from Marietta, GA. She has been working in the animal industry for over 4 years and has been a Veterinary Technician for almost 2 years now. She has 3 dogs named Bella, Bueller and Cody. She enjoys hanging out with her family and boyfriend, watching Netflix and going to the movies. She is currently working on her undergraduate in Animal Science with a goal of someday going to vet school to become a Veterinarian!


And Last, but not least our love-able, huggable mascot MUGSY!