MEET THE TEAM
Roberto J. Marchan, DVM
Originally from Puerto Rico, Dr. Marchan graduated from the University of Florida with a B.S. in Animal Science and Ross University School of Veterinary Medicine with a Doctorate of Veterinary Medicine. He completed his clinical training at the University of Missouri. Dr. Marchan began his professional career practicing in Westchester County, New York and later moved to California with his wife who began her veterinary surgical residency program. Dr. Marchan spent two years as an emergency veterinarian at VCA All Care in Fountain Valley, California, followed by eight years at VCA Lakewood in Cerritos prior to becoming the owner of Animal Hospital of South Bay.
Dr. Marchan enjoys treating cats and dogs from young to old. He was trained by the International Veterinary Acupuncture Society. His special interests are internal medicine, endoscopy, acupuncture, and dentistry.
When not working at the clinic, Dr. Marchan enjoys spending time with his wife, Dr. Denise Bierens, two sons, Liam & Luca, and four pets: , one cat named Pedro and three Chihuahuas named Lola, Bella, and Biggie Smalls. Dr. Marchan enjoys being involved in the local community. Animal Hospital of South Bay is a proud sponsor of the Manhattan Beach Youth Athletics and is also partnered with the local SPCA LA office performing routine surgeries and treating sick, injured, and/or abused animals.
Denise Bierens, DVM
(Practice Limited to Surgery)
Originally from Canada, Dr. Bierens grew up loving dogs, cats, and horses. She was a competitive equine dressage rider traveling all over North America. She also worked as a veterinary assistant at her local veterinary hospital. Dr. Bierens graduated from Washington State University with a B.S. in Animal Science and Ross University School of Veterinary Medicine with a Doctorate of Veterinary Medicine. Dr. Bierens completed her clinical training at the University of Missouri and began her professional career in small animal general practice in New York. Dr. Bierens subsequently moved to Southern California to complete a three year residency in Small Animal Surgery at VCA West LA. Since completing her residency, Dr. Bierens has continued to work at referral surgical centers (VCA West LA, California Animal Hospital, and VCA All Care) as well as in general practice (VCA Lakewood).
Outside of professional practice, Dr. Bierens enjoys spending time with her husband, Dr. Marchan, two sons, and four pets. She also enjoys playing golf and painting.
Jennifer Gabriele, DVM
Dr Gabrielle recently joined Animal Hospital of South Bay. We are greatful to have her join our team. Dr Gabriele recently relocated form New York City where she worked for 15 years with dogs, cats, and some exotics. On her days off, Dr Gabriele aslo works with the SPCA. Dr. Gabriele will be available Tuesday, Wednesday, and Thursdays from 10am to 8pm and one Saturday a month from 8am to 5pm. Bio coming soon.
Stephanie Zinsser, DVM
Dr Zinnser joined our Rolling Hills location last fall. Dr Zinnser in a University of Pennsylvania graduate. After completing veterinary school, she then completed a small animal medicine and surgery internship at California Animal Hospital in West LA. Dr Zinsser is availble Monday through Wednesdays at our Rolling Hills location.
Justine Walker, DVM
Dr Walker joined our Rolling Hills team last fall. Dr Walker graduated from the University of Davis. Dr Walker is available Wednesday through Saturday. Dr Walker is fluent in Japanese.
Annete Lepere, DVM
Dr Lepere is availble for appointmets on Fridays at our Rolling Hills location. Dr Lepere has a special interest in veterinary dentistry and internal medicine.
Sandra Kranz, DVM
Dr Kranz has been a part of Animal Hospital of South Bay for over a year working on Saturdays. Dr Kranz will now be available as well on Mondays (10am to 8pm) and Fridays (8am to 6pm). Dr Kranz has a special interest in veterinary soft tissue and orthopic surgery.
Michelle Verdin, Hospital Manager for Lawndale & Rolling Hills
Ms Verdin joined our team last fall after working for a multi-veterinarian practice in management. Ms Verdin is available Monday, Tuesday, Thursday, and Friday.
Meet The Team
We like to think we've put together something pretty special here at Animal Hospital of South Bay - a worthy group of expert DVM's, Assistants, Technicians, Receptionists and Mascots, with a shared commitment to communication, collaboration and the highest quality of pet care.
• Maribel Aguiar, Lead Treatment Technician/Supervisor (Lawndale)
• Kristin Staley, RVT Lead Treatment Technician(Lawndale)
• Erika Bonsky, Lead Receptionist (Lawndale)
• Katie Repressa, Treatment Technician (Lawndale)
• Christian Macias, Treatment Technician Assistant (Lawndale)
• Kyle B. Santelio, Treatment Technician (Lawndale)
• Juan Figueroa, Treatment Technician (Lawndale)
• America Meraz, Receptionist (Lawndale)
• Jessica Pruden, Receptionist (Lawndale)
• Jessica Tondo, Treatment Technician Lawndale)
• Marri Wightman, RVT Lead Treatment Technician/Supervisor (Rolling Hills)
• Kelly Dessecker, Lead Treatment Technician (Rolling Hills)
• Robert Mujsce, Treatment Technician (Rolling Hills)
• Eduardo Vasquez Jr., Treatment Technician (Rolling Hills)
• Shannon Dean, Lead Receptionist (Rolling Hills)
• Jessica Booth, Receptionist (Rolling Hills)
• Celestino Galvez, Treatment Technician (Rolling Hills)
• Maria Angel, Treatment Technician (Rolling Hills)