Theresa Sigillito Hollema

Theresa Sigillito Hollema has focused her attention on cross-cultural management after years of successfully leading multi-cultural projects and teams. Her focus is on cross-cultural competence development, leadership development, and the impact of culture on project management processes, teams and managers. Her clients have included Philips, ING, Generali Group, LSG Group, and Boehringer Ingelheim, amongst others.

Prior to associating with THT, Theresa led acquisition and post-integration M&A projects in Central and Eastern Europe, software implementations, and other strategic and operational projects. Due to her business background, she has a practical approach to the learning and understanding of the impact of culture in the business setting. Theresa’s underlying conviction is that cultural competence is a key skill in a successful leader’s toolbox.

Theresa began her career in accounting and financial positions before receiving her MBA from the University of Michigan, where she was awarded the Henry Ford II Award for academic excellence . For the past decade, this American has worked extensively throughout Europe, continuing to expand her geographical boundaries. In addition, Theresa has taught Cultural Management for an International MBA Program and has been an active member of the Board of European Professional Women’s Network – Amsterdam, an organization which supports women leadership development in Europe.

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