
Dr. Amanda K. Leef
DVM, Practice Owner
Dr. Amanda Leef’s journey to practice ownership started when she caught a snake as a small child. She graduated in 2003 from Michigan State University’s DVM program and since then has worked in rural mixed animal practices, high-volume spay-neuter programs, animal shelters, and urban small-animal practices. She has been involved in the animal welfare community including delivering training programs for animal service workers and collaborating with non-profits.

Dr. Kristie Mientka
DVM
Dr. Kristie Mientka grew up in Amherst, Massachusetts and completed her pre-veterinary degree at U-Mass. Before earning her veterinary degree from the Tufts University School of Veterinary Medicine in 2014, she interned with the Humane Society of the United States in their farm animal welfare section in Washington, DC. During vet school, she traveled to Udaipur, India where she worked at an animal shelter and developed her passion for international veterinary medicine. Since then, she has worked at the Society for Prevention of Cruelty to Animals hospital in Dublin, Ireland and the Animal Rescue Kingdom in Chiang Mai, Thailand. She spent 3-1/2 years working as a vet at a small animal practice in Sydney, Australia before moving back to Massachusetts. Kristie enjoys exploring Boston neighborhood with her husband, Sam. She is also an avid runner, and has completed three marathons in the last year. When she’s not at Heal, you can find her teaching spin classes in Boston or hanging out with her two Aussie cats, Wesley and Trundle.

Dr. Leigh Davis
VMD
Dr. Davis grew up in nearby Carlisle, MA, riding horses and teaching riding lessons. She enjoyed geeking out about various equine diseases and how to care for sick or wounded animals, leading her to a veterinary career. After undergrad at Williams College, she attended the University of Pennsylvania School of Veterinary Medicine, graduating in 2016. After graduation, Dr. Davis spent three years in Philadelphia at a veterinary hospital specializing in primary and emergency care for cats and dogs. There she focused on partnering with clients to form treatment plans best suited to their individual needs. Dr. Davis is thrilled to be back in the Boston area, joining Heal Vet in 2019. She lives in Newton with her husband and their dog, Ollie. In her free time, she enjoys running, hiking, cross-country skiing, and cooking.

Dr. Lauren Therriault
VMD
Dr. Therriault grew up in Connecticut and received her undergraduate degree at St. Mary’s College of Maryland. She then attended the University of Pennsylvania’s School of Veterinary Medicine for her VMD degree. Dr. Therriault previously worked at a primary care and 24hr emergency hospital in Baltimore, MD. Her professional interests include surgery, endocrine diseases and allergies in pets. While living in Philly, Dr. Therriault adopted a goofy red Golden Retriever named Ellie. In her free time, Dr. Therriault enjoys taking Ellie on hikes and swims, reading books on the beach, and trying out new recipes. She is an avid tea drinker and plant collector.

Dr. Helen Keen
VMD
Dr. Keen grew up in Massachusetts and received her undergraduate degree from the University of Vermont. She then attended the University of Pennsylvania School of Veterinary Medicine, where she graduated in 2022 with her VMD degree. Dr. Keen worked at a primary care and urgent care hospital in Philadelphia before returning home to Massachusetts to join the Heal Veterinary team. Her professional interests include preventative medicine, dermatology, palliative care and soft tissue surgery. Outside of work you can find Dr. Keen hiking in the White Mountains, trying new restaurants in the Boston area, or hanging out with her rambunctious cat Oscar.

Dr. Abby Galantowicz
MRCVS
Dr. Galantowicz grew up in Arlington, MA, spending summers running with her grandparents dogs on their farm in New Hampshire, and most of her free time trying to convince her parents to get her a puppy. After finishing undergrad at Oberlin College in Ohio, she took a gap year to work as a vet tech, doggie daycare assistant, and dairy farm hand. She attended vet school at the Royal (Dick) School of Veterinary Studies in Edinburgh, Scotland, where she developed a love for animal behavior, feline medicine, and Scotch. Now back on home turf, she gets to move back in with her beloved cats, Cece and Yoyo.

Dr. Elizabeth Stietzle
DVM
Dr. Stietzle grew up in New York on Long Island. When applying to colleges, she decided to pursue her dream of becoming a veterinarian and was accepted to an early admission program at Kansas State University. She graduated with a Bachelor of Science in Animal Science in 2016 and then continued on to earn her Doctorate of Veterinary Medicine from Kansas State University in 2020. After graduating, she moved home to Long Island and completed an internship in small animal medicine and surgery at the Veterinary Medical Center of Long Island. She worked at a primary care clinic for several years post-internship before moving to Massachusetts in 2025! Dr. Stietzle enjoys spending time with her family, going to the beach, traveling, hiking and reading. She's looking forward to exploring the Boston area!

Ari
Veterinary Technician, Lead
Born and raised in Medford Massachusetts, Ariana has a love for sea turtles and being a part of happy endings for all fur babies! She graduated from UMass Amherst with her bachelor’s degree in Veterinary Technology in 2020 and moved to San Diego California shortly after where her experience as a veterinary technician grew tremendously. As much as she loves to be involved in the progression of veterinary medicine, she overall is very spontaneous! In her free time you’ll find her driving to the next state for a restaurant she found earlier the same day, running a marathon on an off weekend, reading by the beach, or booking an adventure like sky diving when she needs an adrenaline rush. She’s happy to not only grow as a technician here at Heal Vet, but to be part of such a great team!

Charlotte
Veterinary Technician
Charlotte grew up in central Arizona, and moved to Massachusetts in 2023 with my three kitties. She has been a veterinary technician since 2022, and has a passion for shelter and wildlife medicine.

Carol
Veterinary Technician
Carol is one of our most seasoned veterinary technicians. She has a deep fondness for chonky orange cats, kickboxing, world travel, wine tastings, and motorcycles.

Chelsea
Non-Profit Coordinator, Front Desk Team & Tech Assist
Chelsea moved to Massachusetts with her pit mix Augie after serving in the United States Army. She comes to Heal Vet with experience in animal sheltering, adoptions, and animal behavior. She has an extensive record collection and loves to find new albums in local records stores in her free time.

Dani
Veterinary Technician, Lead
Dani has been working in the veterinary field for almost six and a half years. She is from Texas and moved to Massachusetts a little over a year and a half ago. She is working on getting my CVT through Penn Foster. She loves to read in her spare time, and enjoys taking her dog Echo Marie for walks on the beach. She is part of the Greater Boston Paranormal Associates (GBPA). She helps run the paranormal investigations on the USS Salem in Quincy and she occasionally travels around the US to investigate other haunted locations.

Fae
Veterinary Technician
Fae has always had a passion for working with animals, and finds herself lucky to be able to contribute to the community in this way. Hailing from Colorado and surrounding areas, Fae wound up in Massachusetts in 2024 eager to continue honing her trade and learning in a new place (although she misses the mountains - the ocean is really nice too). Fae loves cheesecake, hiking, video games, music (was in an indie punk band for 8 years and is trying to get back into one!), and her two cats Sirris and Yuri, troublesome though they may be.

Gouri
Front Desk Team & Tech Assist
Gouri has been working at Heal since 2023 and has a passion for helping shelter animals find their forever homes.

Hanna
Veterinary Technician
Hanna grew up working on a horse farm every day after school in trade for riding lessons. After that she worked as a dog groomer, then a kennel attendant, then a dog trainer. She moved to Vermont after high school to attend Vermont Technical College to attain a degree in veterinary technology. She’s an avid hiker who has a love for nature and animals.

Heather
Technician Manager, Front Desk Team
Heather is a Massachusetts native who came to Heal by way of a local cat rescue where she volunteers with her daughter. She is passionate about cats and providing great care for the most vulnerable felines. At Heal you can find Heather working the front desk and helping with appointments as a technician. She is proud of all she has learned since joining the Heal team.
Heather shares her home with her husband, kids, and cats Maggie and Azula. When she's not at work she is working on rescue projects, baking with her daughter, or spending time in Maine.

Jessica
Veterinary Technician
Jess joined Heal in 2024 and has an adorable cat named Scottie.

Klare
Front Desk Team
Klare moved here from Montana with her crested gecko, Ziggy. She has previous experience working in client relations at small animal and emergency vets, and loves learning as much as she can about helping animals!

Leah, CVT
Training Coordinator, Technician Manager
Leah is a life-long Massachusetts resident who took a winding path to get to Heal. Her interest in veterinary medicine began after adopting her senior dog, Nana, in 2015 and helping her live out her golden years. Wanting to bring the same love and passion she had while caring for Nana-dog to others, she enrolled in North Shore Community College’s Animal Care program and then their Veterinary Technology program, and she graduated in 2020. Leah began at Heal as an intern in 2019 and couldn’t be happier to have found her place here. We are so proud of her for passing the Veterinary Technician National Exam earning her the title of Certified Veterinary Technician. She has also completed Sophia Yin’s Low-Stress Handling certification.
Outside of work, she enjoys dance parties, avant garde fashion, wicked long mountain bike adventures, figuring out how to eat potatoes at every meal and hanging with her two excellent kitties - Marcel and Olive. She not-so-secretly wishes she was in a prog rock band.

Maddie
Technician
Maddie grew up in Burlington, Vermont and earned her degree in Molecular Genetics from the University of Vermont in 2021. She has been based in the Boston area since graduating. She brings years of experience as a veterinary assistant, with a strong focus on patient care, client communication, and clinical support. Maddie is committed to creating a calm, low-stress experience for both patients and their owners, and values clear, compassionate communication in her work.

Marlene Sauer
Front Desk Team
Marlene has lived in the Boston area since college (longer than she cares to admit). Despite childhood ambitions of becoming a vet, she took a winding path to vet med. After studying photography, working as a dog walker, and many adventures in admin, she realized that veterinary reception perfectly combined her love of people and animals. Now with six years of experience in the field, she is excited to join the Heal team. After hours, you can find her crafting all the things, dancing, tending her container garden, and spending lots of time cuddling her cat Jax.

Shannon
Receptionist
Shannon joined the Heal Vet team in 2026 and has a passion for low-stress handling, exotics, and wildlife.

Sue, CVT
Surgery Team Lead
Sue has always wanted to work with animals. Her first love was an orange tabby named Sam. He even slept in her crib. Ever since then, Sue has loved taking care of animals. She's very dedicated to shelter animals and has rescued several into her home over the years. Sue has worked in general practice, specialty surgery & anesthesia, and shelter medicine. She brings more than two decades of veterinary experience to Heal. Outside of work, Sue likes to spend time with her family, biking and going to the beach.

Lauren Ulm
HR Manager, Technician Manager, MA Licensed Wildlife Rehabilitator
Lauren is originally from the Midwest (Illinois and Wisconsin) and has been living in Massachusetts since 2001. She’s been in working in veterinary care since 2010, and her experience includes humane societies, house calls, nursing, high volume spay and neuter, private practice and non-profit management, and specialty orthopedics.
Lauren joined our team in August 2020. She loves people just as much as she loves animals, so working at Heal is “a dream come true.” Lauren shares her house with a smart and cuddly brown tabby rescue named Bisti, and very much misses the pair of rescue greyhounds she cared for over ten years. Outside of work, Lauren is usually cooking, fermenting, foraging for wild edible plants, going for a run, lifting weights, or playing fetch with her cat.

Jamie Leef
General Manager, Practice Owner
