Tammy S. Drost is the Founder and CEO of The Business360 Method®, an award-winning business strategist, author, and international speaker who helps organizations, entrepreneurs, and audiences solve complex challenges by seeing the bigger picture.

With more than 30 years of executive leadership experience spanning corporate, agency, nonprofit, and entrepreneurial organizations, Tammy developed The Business360 Method® after recognizing that businesses of every size struggled with many of the same underlying problems. Her proprietary framework integrates business strategy, brand positioning, marketing, communication, operations, and leadership into one practical system that helps organizations achieve sustainable growth.

Tammy is also the Literary Titan Gold Book Award–winning author of "My Mother Was an Asshole: How to Recognize, Survive, and Heal from Covert Narcissistic Abuse" and "My Mother Was an Asshole: The Healing Companion Workbook—A Guided Journal for Survivors of Covert Narcissistic Abuse.". Her upcoming book, "Boundaries After the Truth: Surviving Abuse and the Cost of Choosing Peace," continues her work helping people recognize unhealthy patterns, establish healthy boundaries, and move forward with purpose.

Whether speaking to executives, entrepreneurs, associations, or community audiences, Tammy combines compelling stories, practical frameworks, and actionable strategies that equip people to build stronger businesses, healthier relationships, and more intentional lives.