Mark Deans

Mark Deans is a seasoned executive with deep expertise in enterprise systems and business operations. Known for his strategic leadership and ability to drive transformative outcomes. Mark has been successful across complex business environments. As a member of ISG’s Enterprise Change team, Mark plays a critical role in aligning operational execution with enterprise strategy. 

Mark’s leadership style is marked by clarity, collaboration, and a strong focus on results. He excels in cross-functional environments, fostering innovation and building high-performing teams that deliver measurable impact. His ability to translate vision into action—combined with a people-first approach—makes him a trusted leader in both strategic transformation and day-to-day operations. 

Whether enabling digital initiatives, mentoring emerging leaders, or navigating change, Mark remains committed to excellence, continuous improvement, and delivering value across the organization.