Office of Strategic Impact Team

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Sarah Buller

Assistant Director of Continuous Improvement

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Sarah Buller serves the CU Denver community as the Assistant Director of Continuous Improvement. A Licensed Professional Counselor and Certified Lean practitioner, Sarah facilitates collaborative conversations that support individuals and teams as they navigate the change journey. While serving in healthcare and now in higher education, Sarah focuses on cultivating a culture of continuous improvement through training, facilitation, coaching and program development.


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Rachel-Leone Marx

Senior Advisor and Organizational Effectiveness Consultant

Rachel Leone Marx is a Senior Advisor and Organizational Effectiveness Consultant within the Office of Strategic Impact. Rachel provides the training, counsel, and motivation that enable executives to realize their fullest potential in achieving personal and corporate success. She has earned praise and recognition for championing best practices, spearheading innovative programs, and positioning organizations to meet ambitious objectives while mitigating risks. Rachel’s passion for excellence and her commitment to helping others is evident and appreciated by aspiring leaders and the highest levels of corporate management.

Rachel’s professional experience includes leadership roles in organization development, executive coaching, and performance improvement with Rose Medical Center, Regis University School of Professional Studies, and Exempla Lutheran Medical Center.

Specific interventions involve helping candidates transition to leadership positions, providing tools for professional development, creating personal SWOTs, establishing transparency, and formulating leadership development and action plans.