Meet the Team

Our Doctors


Dr. Louis Mauna  photo

Dr. Louis Mauna

Dr. Louis Mauna is the proud owner of Sendero Animal Hospital. Dr. Mauna has dedicated his life to providing compassionate care to his clients over his many years of practice. After graduating from UCLA in 1998, Dr. Mauna attended Ross University and completed his final year of veterinary school at the University of Missouri, Columbia. Dr. Mauna and his wife Kelly are proud parents to two beautiful children - Korie and Landen. In his spare time Dr. Mauna enjoys CrossFit and living an active lifestyle.

Dr. Sarah Singleton-Dorsey  photo

Dr. Sarah Singleton-Dorsey

Dr. Sarah Singleton-Dorsey is our newest veterinarian. After doing a 1 year rotating internship at Southern California Veterinary Specialty Hospital (now Blue Pearl) we were lucky enough to hire her here, full time. Dr. Dorsey lives on Oceanside with her husband, their lab, Scout, and their 3 cats, Rocco, Elvis and Little Girl, and she also has a horse named Pedro. In her spare time Dr. Singleton-Dorsey enjoys reading, scuba diving, traveling, and having a good time with her friends and family. Her love of science, people and animals is what makes her a wonderful vet.

Dr. Annette Le Pere  photo

Dr. Annette Le Pere

Dr. Annette graduated from the University of Pennsylvania School of Veterinary Medicine in 2002. Upon completion of her internship at VCA West Los Angeles Dr. Annette practiced in the South Bay area for 15 years. Dr. Annette has a special interest in Dentistry and is certified in Veterinary Acupuncture. She lives in Ladera Ranch with her husband and two sons. We are so lucky to have her on our team!

Our Staff


Melissa N. </br> Manager/Veterinary Technician photo

Melissa N.
Manager/Veterinary Technician

Melissa was born and raised in Southern California and has been in the veterinary field for over 20 years. She lives in San Juan Capistrano with her two sons, two dogs, and an Egyptian Uromastyx lizard. She is also a huge possum advocate. In her free time, she enjoys spending time with her sons and being outdoors.

Dreeshay F. </br> Veterinary Technician photo

Dreeshay F.
Veterinary Technician

Shay is a California native with a passion for animals and hockey. She has been in the business for 12 years. She lives in Rancho Mission Viejo with her boyfriend, Joe, and their two dogs. When Shay isn’t at work, you can find her hiking and painting.

Giovanni G. </br> Technician Assistant photo

Giovanni G.
Technician Assistant

Gio was also born in California but has also lived in Mexico. Gio and his dog live in Ladera Ranch together, and can be found playing video games, and airsoft guns in their spare time.

Liz O. </br>Veterinary Technician photo

Liz O.
Veterinary Technician

Liz is a native to southern California and has been in the field for about 20 years. She lives in Capistrano Beach with her special needs cat, Myra. When Liz isn’t at work, you can find her fishing, hiking, and spending time with her friends and family.

Karen H. </br> Client Service Representative  photo

Karen H.
Client Service Representative

Karen has been in the veterinary field for four years and lives in San Juan Capistrano with her shepherd, Lobo. Karen loves singing, going to the beach, and playing her ukulele, as well as playing basketball.

Sendero Animal Hospital

30703 Gateway Place

Rancho Mission Viejo, CA 92694


Phone: (949) 226-5597

Email Us: [email protected]

Download Our App
After-Hours Emergency:
Animal Urgent Care of South Orange County
949-364-6228
28085 Hillcrest Mission Viejo, CA 92692


Hours

Monday 8:00am - 6:00pm

Tuesday 8:00am - 6:00pm

Wednesday 8:00am - 6:00pm

Thursday 8:00am - 6:00pm

Friday 8:00am - 6:00pm

Saturday 8:00am - 5:00pm

Sunday 8:00am - 5:00pm

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