Meet the RCF Board

Our board members are the heart and soul of our charity – forever dedicated to supporting our mission to its highest potential in a tireless effort to help as many as possible.

Mark Tillinger
Co-Founder and President

Mark Tillinger is the President and co-founder of The Riedel & Cody Fund, a charitable organization that provides financial and other forms of assistance to owners of pets with cancer. Mark was inspired to start The Riedel & Cody Fund to honor the memory of his beloved Bernese Mountain dog, Riedel, who lost her eighteen month fight with cancer in October 2009. The Riedel & Cody Fund focuses on many aspects of companion animal cancer, including treatment funding and support.

Mark is Vice President, Transforming Client Relationships, at Cognizant Technology Solutions. Prior to joining Cognizant, Mark had a 28 year career at Accenture, 18 of which as a partner. While at Accenture, Mark was responsible for some of the firm’s largest client relationships, as well as holding several North American and global leadership positions.

Mark received his BA, Economics from Vanderbilt in 1981, and his MBA from the Owen Graduate School of Management in 1982. He has served on Owen’s Alumni Board and is currently on the school’s Board of Visitors.

Huffington Post Articles by our co-founder and president, Mark Tillinger:

You Don’t Get a Day Off When Your Dog Dies
My Four Legged Inspiration
Fighting for Our Best Friends

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David Duchemin
Co-Founder and Treasurer

David has been with The Veterinary Cancer Center (The VCC) as the Hospital Administrator/COO since 2003 and brings a diverse background in management, marketing, sales, office deployment and IT to the practice. He has worked as the National Marketing/Sales Director at Dignity Partners and an Account Support Consultant at MCI. He was one of the very first employees and was instrumental in the startup of InterNap Network services. He then went on to serve as Market Administrator, Regional Support Manager and Senior Technical Services Engineer.

He developed a strong love for animals early in life and began training and showing dogs by age 10. By age 18, he also was involved in professional training and showing of horses – Western Pleasure, English Pleasure, Gymkhana and Halter.

In July of 2009, he lost his beloved Rottweiler, Cody, to cancer. To honor her life, he co-founded the Riedel & Cod Fund. A fund whose primary mission is to provide financial support to qualified owners of pets with cancer, allowing them to give their pets the best possible cancer care and treatment.

He is contributing writer for The Riedel & Cody Fund blog; a blog for Dr. Post Prescribes; a blog for Hope for Cure; sits on the Board of Directors of The Riedel & Cody Fund as treasures; and sits on the advisory board for Canine Cancer Diagnostics & Therapeutics, LLC.

Heather Witt
Secretary

Heather Witt, a Westport, CT native, has been training dogs nearly all her life. She founded The Complete Canine Company in 1989, has instructed group training classes for Westport Continuing Education since 1994, organizes regular Read To Rover classes at Easton Public Library and is Director of the Riedel & Cody Fund, a non-profit which delivers support to families of pets with cancer. Heather’s understanding of how dogs think and communicate is inspiring. Heather has been with RCF since its founding in 2010.

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James Marpe
Director

Jim Marpe was elected First Selectman of Westport CT and took office in November, 2013. He has lived in Westport since 1989.

Marpe was born (1946) and raised in Canton, Ohio. He attended public schools in the Canton area, graduating from Glenwood High School (now GlenOak) in 1964. He received his Bachelor of Science in Industrial Engineering from Case Western Reserve University in 1968 and his MBA from the Wharton School at the University of Pennsylvania in 1970.

Jim retired as a Senior Partner in the New York City office of Accenture in 2002 after 32 years with this leading global management consulting and computer technology services firm. At that time, he headed Accenture’s worldwide financial services merger and acquisition practice. During his career, he worked with a variety of business and government organizations to develop business and information system strategies that were critical to their missions, and to implement those strategies through appropriate process and technology improvements and change management techniques. During his career, Jim has lived and worked at Accenture locations in Chicago, Copenhagen, Denmark, and New York City.

Gerald Post, DVM
Board Member

Dr. Gerald Post is one of only approximately two hundred board-certified veterinary oncologists in the United States. Dr. Post graduated with distinction from Cornell University in 1983 and received his DVM degree from the University of Minnesota in 1988. In 1991, he completed a residency in Oncology at the Animal Medical Center in New York and in 1992 became a Diplomate of the American College of Veterinary Internal Medicine. Dr. Post has authored many papers and book chapters on the topics of oncology and hematology, and was recently recognized by New York magazine as one of the best veterinarians in the tri-state area. Recently Dr. Post and colleagues authored two seminal papers significantly advancing the treatment of both B-cell lymphoma and T-cell lymphoma in dogs. Dr. Post has devoted his life to animals and always had a strong interest in small animal oncology. He champions the field of comparative oncology every chance he gets. He truly believes that the knowledge gained through comparative oncology can be used to cure many cancers not only in animals but humans as well.

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Stacey Balkin-Larson
Board Member

Stacey Larsen, the owner of Puppy Prep School, LLC, has 30+ years experience specializing in Puppy and Dog lifestyle training. Stacey’s unique ability to blend the desired dynamic of lifestyle and etiquette training has skyrocketed her reputation, the most desired canine companion trainer in Scottsdale. Stacey is famous for her repeated success with her one-on-one Puppy and Dog training programs she originally developed for Puppy Prep School.

Brian Collins
Board Member

Bryan is the Director of Sales and Marketing for Collins Medical Equipment. He is also a Board Member for the Fairfield Chamber of Commerce and the Black Rock Community Council.

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Amy Nenner

Amy Nenner
Board Member

Amy Nenner has had a long and distinguished career as an HR leader across multiple industries. Her experiences have included leading the HR organizations at Heineken USA, Beiersdorf, Steinway and Sons and most recently, Noven Pharmaceuticals.

Amy is passionate about building winning teams, and coaching and developing people at all levels to reach their highest potential. Amy and her husband Gary live in Lighthouse Point, Florida with their 14 year old English Shepherd, Essex.