For a complete list of staff, please visit the staff directory.

Russell Hinkle, Chief Executive Officer
Hailing from rural Michigan, Russell grew up with an appreciation for all animals. He attended the University of Michigan, where he acquired a BSE in Civil and Environmental Engineering. After an early career in field operations and safety work, Russell sees his position with Longmont Humane Society as an opportunity to utilize his professional skills in a meaningful and fulfilling manner.

Cliff Cullen, Deputy Director
Cliff was born and raised in the Florida Keys where he grew up surrounded by animals, both wild and domestic. This instilled a deep love of all animals from a young age. He moved to Colorado in 2018 after several years in Southern California. He has over 10 years of fundraising experience and is excited to apply this experience to helping LHS fulfill its mission. He lives in Longmont with his wife, Marjorie, and their two cats, Juniper and Dahlia.

Terry Bittner, Finance Manager
Terry (pictured far right) started at LHS in July of 2023 and comes with many years of experience in the non-profit sector. In addition to this valuable experience, he also brings an extensive background in accounting, information technology, and human resources. Terry lives in the Longmont area with his wife and two dogs.

Crystal Reetz, Director of Human Resources
Crystal has lived in Colorado for 30 years, having grown up in Tennessee and Kentucky. She got her bachelor’s degree in Organizational Leadership from the University of Louisville. Most of her HR experience has been in the automotive industry and she is thoroughly enjoying her time in animal welfare and making a difference in the lives of our companion animals!
When she’s not working, she can be found hanging out with her favorite black lab, Laramie, and camping in the mountains of Wyoming.
Kelly Renner, Shelter Manager – Animal Welfare
Kelly has been on the Animal Welfare team at LHS since October 2017. In May of 2019 she was promoted to Team Supervisor, and in 2023 advanced to the Shelter Manager role.
Kelly received her Bachelor of Arts degree in Sociology from Colorado State University.

Mynerva Archer, Individual Giving Coordinator
Mynerva is a passionate animal advocate with over a decade of experience in the nonprofit sector, specializing in fundraising and public policy. Mynerva has mainly served at human and civil rights organizations, and is excited to have finally landed their ‘dream job.’ Holding a bachelor’s degree from SUNY Oswego in Broadcasting and Mass Communications – and the gift of gab – Mynerva enjoys connecting with donors to understand their motivations for giving, their hopes, their dreams, and anything in between!
Recently relocating to Longmont from Upstate New York, Mynerva is excited to bring their intersectional approach to donor giving and stewardship at LHS. Please feel free to contact them anytime at marcher@longmonthumane.org (especially if you’d like to share a photo of your furry best friend!)