Who We Are


Lisa Lunghofer

Executive Director

Lisa Lunghofer, Ph.D., is the Executive Director for The Grey Muzzle Organization. She is also Executive Director of Making Good Work and has 20 years of experience working with public sector and nonprofit clients, helping them to create strategic plans, develop logic models, write winning grant proposals, build successful programs, develop evaluation plans, and track outcomes. She has worked extensively in the areas of animal welfare, the human-animal bond, violence prevention, and child and family well-being.

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Board of Directors

Denise Fleck


Denise Fleck is an award-winning author, animal care instructor and radio show host who developed the curriculum for her Pet First-Aid & CPCR Classes after training with dozens of schools and organizations, practicing, attending seminars and practicing some more.

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Jessica Rothfuss


Jessica Rothfuss is the Vice-President for The Grey Muzzle Organization. Prior to this position, she served the organization as Facebook Manager for several years.

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Lindsay Nuismer, Treasurer & Secretary

Lindsay Nuismer


Lindsay Nuismer is the Treasurer for the Grey Muzzle Organization. She is a Certified Public Accountant and works as a Financial Analyst at Sempra Energy.

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Katie Parker, Grants Chair

Katie Parker


Katie Parker has worked in the animal welfare field for 7 years. She began her career working in animal shelters and has worked as an animal welfare inspector with the Colorado State Veterinarian’s office.

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Jennifer Kachnic, President

Jennifer Kachnic

Past President, Board Member

Jennifer Kachnic is the author of the book Your Dog’s Golden Years – Manual for Senior Dog Care Including Natural Remedies and Complementary Options. She is a regular contributor to a variety of dog blogs, The Denver Dog Examiner and pet magazines including The Bark, Mile High Dog, Natural Awakenings and Animal Wellness. 

Read more about Grey Muzzle's Past President, Board Member, Jennifer Kachnic
Mark Casias

Mark Casias

Board Member

Mark came to The Grey Muzzle Organization via Mediacurrent for the A11y Accessibility Challenge in 2015 and was so happy with the cause, he joined the Board to help along. He lives in New Mexico along with his dog, Dru. Mark is a Senior Drupal Developer for Mediacurrent and in his spare time, he enjoys playing hockey and tennis.

Read more about Grey Muzzle's Board Member, Mark Casias

Cindra Gendron

Board Member

Cindy Gendron is the most recent addition to The Grey Muzzle Organization’s Board of Directors. Cindy is the Manager of The Homes for Horses Coalition, a national coalition of horse rescues and sanctuaries supported by the ASPCA, Animal Welfare Institute and The Humane Society of the United States.  

Read more about Grey Muzzle's Board Member, Cindra Gendron

Gaynor Fries

Board Member

Gaynor Fries was involved with The Grey Muzzle Organization for six years, helping with its administration.  After stepping down from that role, she joined the Board in the summer of 2018 to continue making a difference for senior dogs.

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Advisory Board

Marty Becker, DVM

Dr. Marty Becker, “America’s Veterinarian” has spent his life working toward better health for pets and the people who love them.

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Victoria Stilwell

Victoria Stilwell is a prominent dog trainer and the star of the Animal Planet TV series, “It's Me or the Dog.” 

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Mikkel Becker

As the daughter of Dr. Marty Becker, "America's Veterinarian," it was pretty much a given that Mikkel Becker would choose a career working with animals.

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Dr. Ernie Ward

Dr. Ernie Ward is a 1992 graduate of the University of Georgia College of Veterinary Medicine. He founded an award-winning hospital, Seaside Animal Care, in 1993. 

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Dr. Pia Salk

Dr. Pia Salk specializes in social justice and the human-animal bond. You may also recognize Pia as a frequent guest on The Martha Stewart Show and as the spokesperson for www.Adopt-A-Pet.com

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Wendy Diamond

Wendy Diamond is Founder/Editorial Director Animal Fair Media and Women’s Entrepreneurship Day, Premier Pet Lifestyle Expert and Animal Advocate, Social entrepreneur, Humanitarian, Best-selling Author, and TV personality.

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Dean Vicksman, DVM

Dr. Dean Vicksman, a Denver native, graduated with honors from Colorado State University School of Veterinary Medicine in 1986. 

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Dr. Julie Buzby, DVM, CAVCA, CVA

After graduating from veterinary school, Dr. Julie Buzby earned certification by the American Veterinary Chiropractic Association in 1998, and by the International Veterinary Acupuncture Society in 2002. 

Read more about Grey Muzzle's [field_staff_title], Dr. Julie Buzby, DVM, CAVCA, CVA

Dr. Kathleen Cooney

Dr. Kathleen Cooney is founder and owner of Home to Heaven, P.C., an in-home pet hospice and euthanasia specialty service based in northern Colorado.

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Julie Dudley

Julie Dudley is the founder of The Grey Muzzle Organization, and served as its president from 2008-2012.



Read more about Grey Muzzle's [field_staff_title], Julie Dudley

Dr. Andy Roark

Dr. Andy Roark is a practicing veterinarian, international speaker, author, and media personality.



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Laura T. Coffey

Laura T. Coffey is a self-avowed dog nut and the author of the bestselling non-fiction book 

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Steve Dale

Steve Dale is the host of two nationally syndicated radio shows, Steve Dale’s Pet World andThe Pet Minute 

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Dr. Steven Wolchinsky

Dr. Wolchinsky, a Brooklyn, New York native, has worked at Rocky Gorge Animal Hospital since 1987. 

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Mary Gardner, DVM

Dr. Mary Gardner has a special place in her heart for the skinny, wobbly, grey-muzzled pets.

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Jill Rappaport

Jill Rappaport is an award-winning animal advocate, network journalist and best-selling author. 

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Michael Levitt

Michael’s greatest joy is when he can combine his two worlds of producing and rescuing to make programming that celebrate rescue dogs and the joy they bring to our lives.

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