About Thea Singer Spitzer and Critical Change LLC

Thea Singer Spitzer, President of Critical Change LLC, has been a consultant, coach and strategic advisor to executives, leaders, and organizations for nearly 30 years.

Her recent book, The Power of Collaboration, synthesizes her longstanding expertise in this area. She turns insights from her consulting with Silicon Valley leaders into practical tools that any organization can use to help employees work together more effectively to accomplish organizational objectives.

Thea partners with leaders to solidify directions and align staff with goals to increase productivity and bottom-line results. Her approach centers on strengthening collaboration, developing business and customer focus, enhancing leadership capabilities, and building highly effective organizational practices.

She has been involved in over 1,000 successful consulting projects. Thea has worked in the software, telecommunications, financial, manufacturing, health care, utilities, and construction industries, as well as the governmental and not-for- profit sectors. In addition to helping determine core challenges and create optimal solutions, she also presents workshops, trainings, and seminars. Dr. Spitzer has received accolades and awards for her work. She resides in and works from the San Francisco Bay Area.

Critical Change collaborates with clients to enhance their self-sufficiency and lessen their dependence on consulting services. Thea’s Core Values include:

  • Honesty, openness, integrity, trust, & respect
  • Passion for helping you succeed
  • Collaborating to achieve more
  • Delivering results that exceed expectations
  • Maximizing your learning, effectiveness, and results
Thea Singer Spitzer, Ph.D.

Thea Singer Spitzer, Ph.D.

Principal, Critical Change LLC

thea@critical-change.com