2025 Executive Committee

The Sacramento Group Executive Committee (ExCom) typically meets on the second Wednesday of the month at 6:30pm via Zoom. Contact us for more information.

Spencer Cox

Alexa Manzano

Kevin McManis

Evan Minton


Executive Committee Profiles

Spencer Cox

Spencer has a Master’s Degree in Business Administration and has served as a volunteer for the local Sierra Club in his home state of Kentucky. He recently settled in Sacramento and has begun a career with the California Department of Fish & Wildlife. Spencer joined the Executive Committee in 2024.


Alexa Manzano

Alexa Manzano comes to us with 10 years of experience in supporting large-scale programs that require collaboration, engagement, and coordinated delivery across diverse groups of stakeholders. Her undergraduate degree is in Evolution and Ecology and she began her professional career in environmental services and environmental education. She maintains an ongoing interest in birding, climate change effects and mitigation, hiking, and supporting local environmental groups. She’s looking forward to helping us raise awareness and understanding of environmental issues and helping to develop and instill in others an appreciation for the outdoors. Alexa joined the Executive Committee in 2023.


Kevin McManis

Kevin McManis joins us after many years as a Sierra Club member, with experience working on numerous trail building and restoration projects in Washington state, serving on the board of a sustainability and recycling community nonprofit, and has a strong interest in electing environmentally conscientious officials to various local and state offices. He enjoys camping, hiking, and kayaking. Kevin will be serving as our Political Committee Chairperson.


Evan Minton