Why Collective Wisdom Coaches?
We are a network of experienced executive coaches and organization consultants with independent practices who thoroughly enjoy our client work and being able to create like-minded approaches to our services. As members, we want to interact with and learn from each other in order to provide the best possible outcomes for our clients.
Co-Founder Partner and Executive Coach
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Jonathan Gottlieb has over three decades of experience working with leaders to develop their capabilities and capacity to lead, and to drive performance.
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Clients appreciate his “tremendous insight into how work gets done in organizations” and his “unique perspectives to the challenges” they face as they become more impactful leaders.
Jonathan lives with his wife in the Napa Valley, where they enjoy great food and fine wine.
Nathan Tanner
Executive Coach Member​
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Nathan Tanner leverages 15+ years of experience as an operator and executive where he's built some of the fastest growing companies in the world.
Clients appreciate Nathan's deep empathy, thoughtful inquiry, and practical advice. They describe working with him as a "transformational experience" that helps them "lead effectively and live intentionally."
Nathan lives with his wife and four children in Southern Utah, where he's training for his next triathlon.
Sheryl Kline
Executive Coach Member
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Sheryl Kline is a Mental Toughness and Certified High Performance Coach™ who specializes in working with some of the most prolific female leaders in the country to help them master their mindset, influence, and habits, so they can be valued change agents.
Clients appreciate her ability to help them refine clarity on their legacy plan while learning FBI level negotiation skills to gain buy-in.
Sheryl lives in Lafayette, California with her husband and black lab, Kona enjoying hiking, tennis, and anything outdoors.
Cailin O'Riordan, PhD
Co-Founder Partner and Executive Coach
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Cailin O’Riordan offers leaders the ability to exercise agility in complex, dynamic, and uncertain environments.
Clients appreciate her ability to think critically and creatively about complex issues, quickly see underlying patterns and root-causes, and identify behavioral changes with specificity and good humor.
Cailin lives with her family in Moraga California, where they enjoy access to the beautiful outdoor trails.
Suzanne Levy
Executive Coach Member
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Suzanne Levy leverages 25 years of coaching leaders to up-level their leadership for optimal influence, impact, and sustainable results.
Clients appreciate her insightful approach, “Suzanne helps you see the truth about yourself and your leadership potential. She makes it real and practical in a conversational, probing manner that challenges you without realizing it.”
Suzanne lives with her family in Boulder Colorado, enjoying 300 days of sunshine.
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Ryan Halverson
Executive Coach Member
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Ryan Halverson leverages 20 years of global business, leadership, and Human Resource experience in his coaching engagements.
Clients describe Ryan's approach as "gifted at listening first", "challenging" and "life-changing." Ryan uses "practical techniques to move from insight into action and from confusion to clarity".
Ryan lives with his wife and sons in Walnut Creek, where they plan their next great travel adventure.
Karl Simmons
Executive Coach Member
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Karl Simmons brings a unique perspective derived from leadership roles held in global consulting firms advising Fortune 500 companies, with years of teaching and researching at top-tier universities.
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He draws on “deep listening,” “empathy,” and his “ability to connect the dots” to achieve clarity on goals, paired with “pragmatic focus on forward momentum and accountability.”​
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Karl lives with his wife and dogs in Berkeley, CA, where they plan their next travel getaway.​
Jim Glantz
Executive Coach Member
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Jim Glantz is a unique coach and trainer in that he brings with him experience as a Vice-President of Talent Development at multi-billion dollar companies, building both leadership training and coaching programs, for all levels.
Clients value Jim's honest and genuine approach, and his clients appreciate that they can explore any business topic, knowing Jim will be able to track with their experiences.
Jim lives in Miami, where he served on the Military Support Committee.
Paige Harazin-Masi
Executive Coach Member
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Paige Harazin-Masi brings people and operational leadership experience across five industries in large and small businesses, which gives her a unique perspective on what makes organizations truly effective.
Clients appreciate her empathy and her emphasis on what really matters, which helps gain clarity and bridge the gap between where they are and where they aspire to be— in business and beyond.
Paige lives in Concord, CA with her husband and senior pup, where she enjoys watching sports and staying active.