Our Team

Managing Partners

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Alison Miller, Ph.D.

Dr. Alison Miller creates collaborative coaching relationships with her clients and helps them identify important life goals. She promotes the personal growth of all her clients by helping them change beliefs and attitudes, take action, engage in new behaviors and live their lives according to their own values.

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Andrea Henning

It is Andrea Henning’s vision that when people discover their authenticity and dare to follow their bliss they are happier and more successful in their lives while serving as an inspiration to their communities.

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Betsy Sobiech

Betsy Sobiech is an expert in organization development, human behavior, training, systems thinking, communications and coaching. She is fully committed to Tiara’s mission, which is to challenge and guide women around the world to become the leaders they were meant to be in their lives and at work. Betsy currently acts as COO of this growing business and continues to provide direct services to key individual and corporate clients.

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Elizabeth Ruske

Elizabeth Ruske brings all aspects of her background and expertise to her work. This includes marketing, sales, business development, client services, strategic partnering, coaching, consulting and leadership development. She is known as a creative strategic thinker who embodies a win-win approach in every situation.

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Franciska Dekker

Franciska Dekker is a systems thinker, both a pragmatic person and idealist. She is an expert in leadership development, personal strategy, executive coaching, women’s leadership and leadership development through travel experiences.

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Peg Rowe

Through her business experience, Peg Rowe brings knowledge, wisdom and unique perspective on building high performance teams, creating a collaborative culture, developing leaders and delivering exceptional results. She works seamlessly with all levels of management, across groups or in one-on-one settings.

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Certified Coaches

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Amy Riley

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Jeannine Veenendaal

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Kate Webster, Ph.D.

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Marjolein Nagel

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Melissa Thornley

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Nancy Farina Johnston

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Trusted Affiliates

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Becky Thomas

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Ellen Burton

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Jennifer H.G. Connelly

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Lee Capps

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Lizete Morais

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Martina Mangelsdorf

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Nilima Bhat

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Thea Durfee Polancic

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