Mark S. Horbaczewski serves as Vice President and Treasurer of Heroes Last Hope Foundation, providing financial oversight, strategic leadership, and steady guidance to support the foundation’s growth and long-term stability.

Mark brings extensive leadership experience from the utilities and technical services industry, where he serves as Vice President of Diamond Technical Services, Inc. His background includes water treatment, electric power, reliability engineering, root cause analysis, continuous improvement, and operational management.

With a career built on problem-solving, accountability, and high standards, Mark helps ensure Heroes Last Hope Foundation operates with integrity, discipline, and a strong foundation for lasting impact.

Through his role, Mark is committed to supporting the mission of serving veterans, first responders, families, and future leaders by helping build an organization that is responsible, sustainable, and focused on real-world results.