Mazen Ghalayini Takes the Reins as New CEO and Chairman of Cornerstone Advisors

Cornerstone Advisors Welcomes Mazen Ghalayini as New CEO and Chairman

In a significant leadership shift, Cornerstone Advisors has appointed Mazen Ghalayini as its new Chief Executive Officer and Chairman. This transformative announcement, made on August 4, 2026, marks a pivotal moment for the company as it prepares for its next stage of growth in the management and technology consultancy sector, particularly serving banks, credit unions, and fintechs.

Mazen Ghalayini, previously serving as President, takes over the helm from Steve Williams, who co-founded Cornerstone. Williams is transitioning to the role of Founding Partner, allowing him to focus on client relationships and strategic development while still contributing to the firm’s growth trajectory. This strategic move not only highlights Cornerstone's internal leadership strength but also showcases its commitment to maintaining its client-centric ethos that has endured for over two decades.

Ghalayini expressed enthusiasm for his new role, emphasizing the importance of continuing the legacy left by Williams. He stated, “It's a privilege to build on the incredible foundation Steve and our team have created over the last 25 years.” Under his leadership, Ghalayini aims to enhance Cornerstone's capabilities and deepen its relationship with financial institutions, ensuring they can adeptly navigate the rapidly changing landscape of the financial services sector.

The transition comes at a time when Cornerstone is positioned to further invest in enhancing its advisory services, research, and technology insights, which have been vital in helping clients overcome complex challenges. Ghalayini's approach centers on building a client-centric culture, recognizing that trust and communication are essential in today’s financial environment. He aims to foster an environment that empowers employees while delivering exceptional insights to clients seeking strategic transformation.

Williams, having overseen Cornerstone's evolution into a leading consulting firm during his tenure as CEO, commended Ghalayini’s leadership abilities. “Mazen is an exceptional leader who understands our business, our clients, and our culture,” Williams remarked. “His ability to cultivate strategic relationships and uphold our core values makes him uniquely qualified to steer Cornerstone into its next chapter.”

During his time as CEO, Williams propelled Cornerstone to new heights, achieving a 90 Net Promoter Score with clients, a testament to the company's effectiveness and reputation in the industry. As he transitions to focus on advising clients at a higher level, his experience will continue to play a crucial role in Cornerstone's mission.

Ghalayini's leadership is expected to usher in a phase of innovation and responsiveness to client needs, with an emphasis on adapting to the evolving challenges that financial institutions face. By leveraging research and proprietary data, Cornerstone aims to provide actionable, data-driven solutions tailored to meet the unique requirements of banks, credit unions, and fintechs.

As Cornerstone Advisors embarks on this exciting new chapter under Mazen Ghalayini’s guidance, both leadership and clients are optimistic about the firm’s ability to drive performance improvements and secure long-term growth. The organization remains committed to helping financial institutions thrive in an increasingly complex and competitive landscape, reinforcing its status as a trusted partner in the financial sector.

For more information on Cornerstone Advisors and its services, or to learn more about this leadership transition, please visit their official website or contact their editorial team.