Deputy Chief Executive OfficerDeloitte Global
Member Since May 2021
Stacy Janiak is a transformative leader committed to making an impact that matters for her clients, the people of Deloitte, and the communities in which she lives and serves. Throughout her 30+ year career with Deloitte, Stacy has held significant leadership roles driving the firm’s strategy with an emphasis on bold, integrated, digitally-enabled business solutions, services, and insights, all while serving as a role model and champion for diversity, equity, and inclusion. As Deputy Chief Executive Officer, she is responsible for driving performance across Deloitte’s $65B network of more than 457,000 professionals. She oversees businesses, strategy, innovation, and technology, in pursuit of optimizing Deloitte’s integrated strategy and impact in the market. Her scope includes Deloitte’s most strategic global investments, inclusive of sustainability & climate and generative AI. Stacy serves on the Deloitte Global Executive Committee and as the Executive Sponsor of Deloitte’s Global office of Generative AI. Most recently, she served as US Managing Partner - Chief Growth Officer, where she was responsible for a $24B client portfolio. Always with a focus on creating a differentiated client experience, Stacy led the acceleration and digital transformation of the firm’s go-to-market assets while bringing the breadth of Deloitte’s solutions to the marketplace. Stacy’s extensive governance experience includes terms on the Deloitte Global Board of Directors, where she chaired the Global Risk & Ethics Committee and US Board, where she chaired the Strategic Investment Committee. She is a proud graduate and trustee of DePaul University and a board member of Boys & Girls Club of Chicago, Catalyst, The Executives’ Club of Chicago, and New Profit, a venture philanthropy organization that backs breakthrough social entrepreneurs who are advancing equity and opportunity. Stacy is passionate about mentoring and developing the next generation of diverse leaders. Her forward-thinking and influential thought leadership has been featured in prominent business publications such as Fortune, Forbes, and Fast Company. She is a sought-after speaker at prestigious industry events including Fortune’s Most Powerful Women Summit, CES, and The Female Quotient’s Equity Lounges where she champions inclusivity and shares insights on modern leadership, corporate governance, crisis resilience, and business growth in a rapidly evolving global environment. Stacy is a Certified Public Accountant in the US and a member of the American Institute of Certified Public Accountants. She and her family reside in Illinois, USA.
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