Our Team

Mark Ziller
President & CEO
Mark is an entrepreneur who has spent 20 years in the veterinary industry. He also founded TW Medical Veterinary Supply, a full-line distributor of veterinary pharmaceuticals and equipment. Mark spent seven years as the Division President of Animal Health International (previously Lextron), where he ran a $100 million division of a leading animal health distributor. He also served seven years on the board of the American Veterinary Distributors Association (AVDA), and was a founding board member of the American Association of Veterinary Blood Banks (AAVBB).
Connect with Mark on LinkedIn
Paul Covill
Executive Vice President
Paul started working in the veterinary industry in 1993 as a veterinary technician where he both worked in and and managed a veterinary clinic. He joined TW Medical Veterinary Supply in 1998, first as an Inside Sales Representative and later assuming roles of increasing responsibility in operations, sales management and ultimately as Vice President. After the sale of the business to Lextron/Animal Health International, Paul continued in high level positions as Director of Business Development & National Accounts, and as head of a $20 million Hawaii division that sold both veterinary and OTC pet products.
Connect with Paul on LinkedIn
Elizabeth Gibson
Business Development
Elizabeth has over 18 years of experience in the animal health industry, starting her career in a busy multi-doctor practice and continuing with multiple roles in veterinary distribution. During her tenure with Professional Veterinary Products, she assisted on numerous corporate initiatives including the IMPACT continuing education seminars and the launch of the Vets First Choice home delivery platform. From 2010 - 2015, she worked at TW Medical / Animal Health International in inside sales and national accounts.
Connect with Elizabeth on LinkedIn
Nikki Wilkinson
Business Development
Nikki volunteering for years at the local animal shelter then worked in veterinary support positions before going off to the University of Wisconsin-Madison and earning her B.S. in Animal Sciences. For 11 years, she represented Merck Animal Health in the Austin area. She most enjoys building collaborative and successful relationships with veterinarians.
Terri Lambe
Regional Business Development Manager
Terri spent the last 12 years as a Senior Territory Manager for Fortune 500 global animal health pharmaceutical companies in NC/VA. In that role, she most valued client relationships and helping them maximize business and cultural opportunities through product implementation, training, education, consulting, and leveraging value added resources for support. She has 25 years combined experience in business, legal, real estate, account management, sales, financial, marketing, and bioscience arenas. She obtained a B.S. in Criminal Justice from Guilford College. Hobbies include singing, fitness, and speaking for local organizations. She’s also founder and speaker for Unleash Life LLC and a certified John Maxwell Team speaker.
Andrea Sharma
Andrea is a corporate finance executive with over 20 years of experience building, leading, and advising publicly traded and privately-held, high-growth corporations. Andrea has worked in the healthcare and high tech industries, has an MBA from UC Berkeley and is a CPA. Andrea is based in the Texas office.
Connect with Andrea on LinkedIn
Brittany Lopez
Corporate Controller
Brittany has over 10 years of experience in accounting and finance in public accounting, privately-held and publicly traded companies. She has worked in the technology, banking, and health care industries. Brittany earned a Masters from the University of Texas at Austin, Bachelors in Accounting from St. Edward’s University, and is a CPA.
Enrique Diaz
M&A Analyst
Enrique was born and raised in the Washington D.C. area before eventually settling in Texas. A self-declared Texan, Enrique went to Baylor for Accounting and is a CPA who enjoys providing financial and business due diligence for high-growth startups like Innovetive Petcare. In his free time, he enjoys playing guitar, singing, and dabbling in piano, so moving to Austin was the perfect choice given its "Live Music Capital of the World" nature.
Misty Albright
Administrative Services Manager
Misty brings over 20 years of experience in administrative and finance roles, including 10 years of experience in the animal health industry.
Malia Rivera
Vice President of Marketing
A California native, Malia completed her B.A. in Business Economics from Sonoma State University and her M.B.A. from Pepperdine University. Since 2010, Malia’s passion has been focused on the veterinary industry where she has held leadership roles on both the West and East coasts in business development, new client acquisition and brand positioning for multi-site veterinary locations. Malia's experience also includes implementing local and national marketing programs for several recognized global veterinary industry leaders.
Connect with Malia on LinkedIn
Carissa Schildt
Director of Digital Marketing
Carissa brings over 18 years of experience in all aspects of veterinary marketing to the Innovetive Petcare family. Recently focusing her career on solely digital marketing, Carissa has managed hundreds of websites and their content/assets for multi-site veterinary locations.
Wendi Speciale
Regional Marketing Manager
Wendi Speciale is an award-winning Senior Graphic Designer and Art Director with over 15 years experience in creative, strategic marketing. Wendi is driven by results, creative ideation, and has a hunger for continuous learning. She enjoys all things True Crime and has two dogs named Justice and Poncho.
Amber Carrizales
Regional Marketing Manager
Amber graduated from The University of Texas at Austin with a Bachelor's of Science in Advertising and from Texas A&M - Corpus Christi with her Masters of Business Administration. She is adamant about crafting personalized marketing strategy and improving animal welfare. In her spare time, she enjoys watching binge-worthy dramedies on Netflix, spending time with her son, two cats and dog, and skydiving.
Kirk Cito, DVM
Senior Medical Operations
Dr. Kirk Cito obtained his doctorate from Colorado State University School of Veterinary Medicine and was Medical Director and practice owner in small animal medicine for over 20 years before joining Royal Canin’s Scientific Services Veterinary team. He was Regional Medical Director and Vice President of Medical Operations for Banfield for six years before joining the Innovetive Petcare Senior Operations Leadership Team in 2018. Newly relocated to the Ft. Worth, Texas, area from San Diego, Dr. Cito is joined by his wife Candace, son Alec, daughters Alyssa and Bryn, and two elderly rescued dogs, Jessie and Sam.
Steven Golla, DVM
Area Director
Dr. Golla is the founder of Chisholm Trail Veterinary Hospitals. He serves on the Executive Board of the Texas Veterinary Medical Association and is the past Chairman of the Lockhart Chamber of Commerce.
Deb Kampschnieder
Director of Training & Development
Deb has over 25 years of leadership experience with a focus on training and development in both consumer and business environments. She spent several years in veterinary distribution training staff in both customer service and sales. In addition, Deb’s background in Human Resource Management allows her to establish a personnel-focused approach to coaching for improved success.
Stephen Tracey
Regional Business Manager
Stephen has worked in a variety of operational roles in veterinary medicine his entire career in private, corporate, and consulting roles, including serving as a Regional Operations Manager for Vetcor. He is also a founding and board member of the New Jersey Veterinary Hospital Managers Association.
Ashleigh Richardson
Integration & Human Resources
Ashleigh brings her previous experience in animal health, customer service, and internal support roles to her position as Integration Specialist at Innovetive Petcare.
Kathryn Smith
Talent Adviser
Kathryn is a highly-regarded veterinary manager with more than 20 years in veterinary practices. She uses her background in veterinary recruiting and talent development to help Innovetive Petcare's practices optimize their teams.
Mary Frederick
HR Coordinator
Mary brings over 15 years in human resources and office management experience. She is a graduate of the University of Nevada-Las Vegas with a BS in Business Administration and focus in Human Resources. Mary has four dogs and two cats, enjoys re-furbishing furniture, and spending time with her husband and children.

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