Woolloongabba

Victor Alvarez

Veterinary Nurse/Receptionist

Charlotte Ware

Veterinary Receptionist

Charlotte joined the team in 2025, while studying a Bachelor of Veterinary Science (Honours) at UQ. One day, she would like to specialise in either small animal or mixed practice veterinary medicine. She loves working in customer care because she gets to help owners provide their pets with the amazing care that they deserve, alongside working with an amazing team and get to make some furry friends along the way!

In her free time Charlotte enjoys volunteering at DRU Animal Sanctuary, reading and spending time with her two lovely pups.

Emmily Piancatelli

Veterinary Nurse/Receptionist

Emmily is currently studying Certificate IV animal studies and will be graduating in the near future. She loves working at Woolloongabba because of the opportunity to be involved in different cases that come in and being a part of an experienced team.
In the future she would love to take her skills and help the animals in less fortunate countries to ensure that they all have access to vet care and treatment.
In Emmily’s free time, she loves to give back and can see herself volunteering at pets in the park the first Sunday of each month. Otherwise, she loves to create and have her own business creating custom dog collars and leashes.

Dr Daniel Cho BVSc (Hons)

Veterinary Associate
Dr Daniel joined Greencross Woolloongabba in 2025 after graduating with a Bachelor of Veterinary Science (Honours) from the University of Queensland. He has always been passionate about caring for animals, and is especially interested in preventative medicine—helping pets stay healthy so they can enjoy long, happy lives with their families. Dr Daniel values working at Greencross Woolloongabba because of the opportunity to be a part of a skilled and supportive team across general practice and emergency department. He has a strong interest in internal medicine and preventative care, and is looking forward to growing his experience in these areas.

When Dr Daniel is not at work, you’ll usually find him with a good book, out on a hike, or relaxing by the beach at sunset.

Brittany Atkins

Veterinary Nurse/Receptionist

Dr Kelwin Kun BVSc

Dr Kelwin began at Greencross Woolloongabba in February 2025, after graduating from the University of Queensland in 2024 with a Bachelor of Veterinary Science. He is deeply committed to promoting optimal animal welfare and health, passionate about avian, exotic, and small animal medicine and aims to specialise in this area. His short-term goal is to develop and grow his own avian and exotic patient base at Greencross Woolloongabba, contributing to the hospital’s comprehensive service offering.

Dr Kelwin also finds great fulfilment in educating pet owners and the wider community about responsible animal care. Working at Woolloongabba 24hr Vet Hospital allows him to be part of a passionate and collaborative team that sharesa like- minded dedication to delivering high-quality, compassionate veterinary care.

Outside of the clinic, Dr Kelwin enjoys outdoor activities such as camping and fishing, as well as playing sports like basketball and tennis to stay active and maintain a healthy work–life balance.

Dr Darby W Walmsley BVSc MANZCVS (Small Animal Surgery) AFHEA FCert(E&CC) AGCPC

Referral Surgeon

Dr. Darby W. Walmsley has joined the Animal Emergency Centre network as the new referral surgeon for the South-East Queensland region. Dr. Darby brings extensive experience from leading orthopaedic, neurological, and surgical referral centers both nationally and internationally, making him a valuable addition to our team.
With over six years of clinical expertise working in referral hospitals, Dr. Darby has most recently served as Veterinary Director and Orthopaedic Surgeon at Animal Welfare League Queensland. He has also been a Small Animal Surgeon and a casual Lecturer in Small Animal Surgery at the University of Queensland.
Joining our AEC team, Dr. Darby’s goal is to provide the local veterinary community in the Brisbane and Gold Coast regions with a reliable, high-quality surgical service, helping to reduce wait times for complex procedures.

Dr Holly Brims BVsc

Veterinary Associate

Dr Holly began her journey with Greencross Vets over a decade ago, with an Bachelor Veterinary Science (Hons 1), University of QLD 2006. She adores working Woolloongabba 24hr Vet Hospital due to her love of small animals and she enjoys the challenge of relatively complex medical and surgical case-load at the the clinic. Dr Holly aims to be a well-rounded general practice veterinarian.

When she is not at the clinic, she enjoys time with her young family and two dogs.

Harrison Curtis

Veterinary Nurse/Receptionist

Harrison joined Greencross Woolloongabba as part of the internship program in 2023 and graduated with a Certificate IV in Animal Studies, with experience as a veterinary nurse. He enjoys working as a nurse and customer care member at the 24hr clinic, is fast paced and always interesting, some days it’s all routine procedures and on others complex cases come rushing through the doors. It’s a constant learning experience across all departments.

Most of all Harrison find great satisfaction in seeing the improvements in patients returning and working with a passionate team is unbeatable. Currently he studying dental assisting for humans hoping expand his interest in animal dentistry across to humans.

In his free time, Harrison loves watching movies, playing video games and spending time with friends.

Joanna Manthey

Customer Care

Dr Bethany McLedo

Veterinary Associate

Beth joined Greencross on the New Graduate program after graduating from the University of Queensland in 2023 with a Bachelor of Veterinary Science (Honors class I). She always knew she would work with animals, loving them from a very young age, and she adores seeing the bond between her patients and their people every day. She loves the science and medicine as well, and getting an answer from the patients who can’t talk! Beth likes being in the surgical theatre, but her true passion lies in Medicine, and she has plans to complete further training and specialize in this field down the track.

On her days off you’ll find Beth reading, out horse riding, spending time with her naughty rescue dogs Luna the Bull Arab X and Wynter the Kelpie X or travelling as much as she can.

Dr Jacqui Johnston BVSc – Veterinarian

Veterinarian

Dr Jacqui has been with clinic since 2022. She adores being the broad scope of general practice and enjoy meeting people’s pets and aiming to make their visits as low stress as possible. Dr Jacqui completed her studies at Murdoch University Bachelor of Veterinary Science and Bachelor of Veterinary Medicine and Surgery, over a decade ago. Additionally, she has an extra interest in Veterinary Behaviour Medicine and completed the Sydney University distance education course in 2021.
Outside of the clinic, she can be found hanging out with her family and whippet, Penny. Dr Jacqui enjoys reading autobiographies and historical fiction. She is currently attempting to learn how to rollerblade, progress is slow!

Mishayla Whyte

Veterinary Nurse Manager

Mishayla loves working at Woolloongabba 24hr Vet Hospital as it allows her to work as both a general practice and an emergency vet tech. She loves working with her vet and nurse team on surgical cases, especially orthopedics, as well as promoting gold-standard patient care. Mishayla also loves having the opportunity to teach the next generation of vet industry professionals within a clinical setting.

Previously she has experience in exotic and marine animal nursing and would love to one day return to working in wildlife conservation medicine. Currently, Mishayla would love to refine her nursing skills in orthopedic and other specialised surgery cases.

In her free time, Mishayla enjoys creating art, reading, and playing video games, as well as spending time with her friends and younger sisters.

Dr Sarah Mansfield

Veterinarian

Dr Sarah joined Greencross in 2023, after graduating from the University of Queensland with a Bachelor of Veterinary Science (Honours).

Sarah has always been very passionate about pets, and she loves being a vet because she can cuddle cute puppies and kittens, but also make a difference in the lives of people and their pets. Sarah is particularly interested in dentistry, surgery, prophylactic medicine, and wildlife.

Outside of work, she and her husband care for their 2 cats, along with hundreds of rare plants. Her interests include ice skating, baking, hiking and going to concerts.

Jazmin Spiteri

Veterinary Nurse

Jazmin joined the team in 2022 and is currently studying Bachelor of Veterinary Technology at University of Queensland. She is currently studying Certificate IV in Veterinary Nursing and will graduate mid 2026. Helping with animals has always been a dream of Jazmin’s She.enjoys the variety of surgical cases and the hands-on role in patient recovery post-anaesthesia. Jazmin believes It’s incredibly rewarding to provide gold-standard care and comfort not just to the patients, but to families as well. She loves learning new things in a clinical environment and helping family pets in times of need and working alongside a knowledgeable and supportive team is just a bonus.
Jazmin would love to specialise in exotic animals, both big and small.
In her spare time, you’ll catch Jazmine playing netball, going to the beach, at the beach with her dog Koda, or spending time with friends and family.

Zahra Stephens

Veterinary Nurse

Zahra joined Greencross in 2021, while she working towards completing her Bachelor of Veterinary Technology at The University of Queensland.
She says, “Working with animals have always been a passion of mine. They are kind hearted and can never do wrong. I am thankful I can fulfil this passion at Greencross.” Zahra would love to work with large exotic animals.
When she is not at the clinic, she can be found participating in outdoor sports and spending time with her pets.

Claire Ulrich

Veterinary Nurse

Claire joined Greencross in 2021, she is currently studying a Bachelor of Veterinary Science at The University of Queensland and plans to graduate in 2026.
“I love being able to work with a supportive team who are good at balancing teaching and skills.”
When not in the clinic, Claire can be found sewing, creating, rock climbing and dancing.

Dr. Joanna Yu

Veterinarian

Dr Joanna joined Greencross in 2021. She has completed a Bachelor of Veterinary Science (Honours) in 2020 and at the University of Queensland. Dr Joanna also speaks mandarin!
“I love working at Greencross Woolloongabba as there is a great supportive team and a variety of cases that come through the door every day. There is a wide range of specialist procedures available such as dentals, cardiologists and ultrasounds. I love animals and love case work ups and surgeries.”
Dr Joanna would love to specialise in surgery and diagnostic imaging, mainly ultrasounds.
Interests: spending time with Puji (her Poodle x Dachshund), any type of outdoor activities such as hiking, beach, swimming and travelling.

Tammi Cassin

Veterinary Nurse

Tammi joined Greencross in 2020 She has completed her Certificate II in vet nursing and is planning to study a Certificate IV in vet nursing.
“I enjoy working with animals and being able to help them in their time of need. There is nothing more rewarding then nursing a sick animal back to health. A big bonus is the cuddles!”
Tammi enjoys assisting in surgical procedures because the vets have so much knowledge to share. She also loves to care for hospitalised patients and would like to care for exotics such as guinea pigs and rats.
Interests: Spending time with her Jug, Spencer, painting and drawing, dancing, socialising with friends and gardening.

Ellise Mortensen

Veterinary Nurse

Ellise joined Greencross in 2013. She has completed her Certificate IV in vet nursing in 2015.
She says, “I like working at Greencross Woolloongabba because I get to see and work on a variety of cases.”
Ellise has a keen interest in medicine, emergency and critical care.
Interests: Gardening and horse riding.

Charlotte Ritchie

Veterinary Nurse

Charlotte joined Greencross in 2022. She completed a Bachelor of Science at the University of New England in 2017, Masters of Conversational Biology at The University of Queensland and has a Certificate III in captive animals.
“I love working directly with animals and their owners. I like seeing successful relationships fostered that keep people coming back. I haven’t been at Greencross for long yet but I feel this can be successful here.”
Charlotte has experience with dog training as well as inventory managerial experience at an emergency referral vet.
Interests: spending time with her fiancé and friends at breweries and getting coffee. Loves hiking and loves her 2 Frenchies ‘Blanche’ and ‘Alfred’ who are currently in Canada.

Dr Hedi Yin BVSc

Veterinarian

Dr Hedi joined Greencross in 2018, brining with her a Bachelor of Veterinary Science (Honours). She says, “I love all animals, your pets are my pets.” Dr Hedi would love to specialise in surgery – preferably orthopaedical.
Interests: reading, piano, gaming, hiking and sitting with her Siamese cat Max.

Megan Carlisle

Practice Manger

Megan has always had a strong passion for animals beginning veterinary nursing when she was 16 years old, while completing her senior certificate. Despite working in a number of other industries including hospitality, retail and administration, she has always considered veterinary nursing as the career for her. She completed her L2 Veterinary Nursing Qualifications in 1999 and her Business Degree with a major in Economics at the University of Queensland in 2011. Megan has been a part of the Greencross Vets team since 2004 and considers the Woolloongabba team as her ‘work family’. She loves the positive, fun and friendly working environment provided by her team and enjoys catching up with regular clients and their furry family members!

Dr Tim Vivian

Veterinary Director

Dr Tim joined Greencross in 2003. He has completed a Bachelor of Veterinary Science (Honours) at the University of Queensland and graduated in 1997.
“I love seeing the family pet bond and making sure it is as strong as it should be.”
Tim loves surgery as well as diagnostic imaging and is interested in stem cell transplants.
Interests: rock climbing, playing ultimate disk frisbee and trail running with his family.