Who We Are

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Mark Cushing, JD

Founder & CEO

Mark is the CEO and Founder of the Animal Policy Group, LLC, based in Scottsdale, AZ, Portland, OR, and Denver, CO. APG’s clients represent a wide range of veterinary and pet health interests.

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Eleanor Green

Senior Advisor & Consultant

Dr. Eleanor M. Green is the Founding Dean of the Lyon College School of Veterinary Medicine. She is Professor Emerita & Dean Emerita of Veterinary Medicine at Texas A&M University and is a Diplomate of the American College of Veterinary Internal Medicine (ACVIM) and the American Board of Veterinary Practitioners (ABVP).

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Zen St. Clair

Vice President and General Manager

Zen St. Clair manages the day-to-day operations of the Animal Policy Group, LLC, provides business development and marketing support, and manages client relations and services.


Scott Young

Vice President for Legislative and Regulatory Affairs

Scott Young is responsible for the Animal Policy Group’s legislative tracking, monitoring and reporting functions in all 50 states. He also works directly with state government officials on issues of interest. He is instrumental in providing highly skilled research and analysis of current events, legislative history, policy and data sets that affect our diverse industry.


Loren Breen

Policy and Research Director

Loren Breen works with the VP of Legislative and Regulatory Affairs to track and analyze national legislation and regulatory affairs. She conducts in-depth research on a variety of topics to support Animal Policy Group clients, and works with APG O’Hara in data research.


Audrey Gillespie

Executive Assistant

Audrey Gillespie is an important member of our team providing high-level support for Founder and CEO, Mark Cushing.


Samantha Morse Chessie

Policy Manager

Samantha Morse Chessie works with the VP of Legislative & Regulatory Affairs to track and analyze state and municipal regulatory affairs.


Hailey King

Research Specialist

Hailey provides high-level research for Founder & CEO, Mark Cushing.

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Sam Geiling

Senior Project Manager

Working directly with clients and the entire APG team to oversee plans to ensure goals are successfully met.

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Maggie Sullivan

Policy & Advocacy Specialist

Maggie Sullivan collaborates closely with the VP of Legislative & Regulatory Affairs, monitoring and analyzing state and municipal regulatory and legislative affairs for advocacy purposes