Our Team

Our caring and compassionate veterinary care team!

Meet the Veterinarians & Team of Greenway Animal Clinic in Houston! We’re pleased to provide exceptional vet care for your pets!

Please call us at 713-807-1234 to speak to one of our caring veterinary staff members!


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    Mark H. Van Ness


    Dr. Mark Van Ness is a third generation Houstonian and fifth generation Texan.  He…
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    Elizabeth Harberson

    Associate Veterinarian

    Dr. Harberson earned her Bachelor of Science in Animal Science from Texas A&M…
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    Kristen Olson

    Associate Veterinarian

    Dr. Kristen Olson earned her Bachelor of Science from Texas A&M University in 1996,…
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    Laura Bays

    Associate Veterinarian

    Dr. Laura Bays has been part of the Greenway family since November 2001. She received her…
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    Rachel Moers

    Associate Veterinarian

    Dr. Moers earned her Bachelor of Arts in Biology from the University of Houston in 2001,…

    Hospital Manager

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    Mrs. Kimberly Box

    Hospital Manager

    Kimberly has worked with Dr. Van Ness since 1982! Her family includes husband,Vance, son,…


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    Ms. Eresma Quijano


    Eresma has over 13 years of Veterinary Technician experience and has worked at Greenway…
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    Mr. Kelvin Vaughan


    Kelvin earned his Associate of Applied Science in Veterinary Technology at the Vet Tech…
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    Ms. Rocio Castaneda


    Rocio earned her Associate of Applied Science in Veterinary Technology at the Vet Tech…