Meet our Ambassador Team
Thank you to all of these amazing individuals who work so hard to keep our downtown clean, safe and friendly! The Downtown Boulder Ambassador Team is a joint partnership between the Downtown Boulder Partnership and the City of Boulder. Services are provided and managed through Block By Block.
Zak Boyle
Operations Manager
Zak brings years of Block by Block's hospitality and operations management experience to the Downtown Boulder Ambassador Program. Before stepping into this role, Zak spent three year's managing operations at Colfax Avenue's Ambassador Program and even previously as a Team Lead in Boulder—when the Ambassador Program first launched. Since living in Colorado and managing accounts across the state, Zak continues to fall in love with the Boulder County community and the breathtaking scenery that makes the area so special.
Keith Helfrich
Team Lead
Before Keith became a member of the Boulder community in August 2024, he has worked as a Team Lead for Block by Block in Charlotte, North Carolina. Known for his positive attitude and willingness to help others, Keith brings extensive experience in community service and leadership to his role and is excited to support Boulder’s unique character, incredible local events, and connect with the vibrant community.
James Mayfield
Team Lead I Hill Ambassador
James has been a member of the Boulder community since moving here from South Park in 2008. He has worked on Pearl as a doorman at various bars for over a decade, made countless friends and acquaintances, and even met his wife here in Boulder. He has worked with the Downtown Ambassadors as a Team Lead since the beginning of 2021.
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