Mark Rupnow

Q: What is Mark Rupnow email address?

Email Mark Rupnow at mark.rupnow@ussteel.com. This email is the most updated Mark Rupnow email found in 2026.

Q: How to contact Mark Rupnow?

To contact Mark Rupnow send an email to mark.rupnow@ussteel.com.

Senior Director - Environmental Remediation at United States Steel Corporation | Greater Pittsburgh Region

About Mark Rupnow

Mark Rupnow serves as the Senior Director of Environmental Remediation at United States Steel Corporation, where he leverages over 31 years of extensive experience in project and portfolio management to address the company’s legacy environmental liabilities. In this pivotal role, Mark is responsible for overseeing a comprehensive portfolio that encompasses various environmental remediation projects across the United States. His leadership is instrumental in guiding a team of high-performing environmental professionals, ensuring that projects are executed efficiently and effectively, while adhering to regulatory standards and environmental best practices.

One of Mark's key projects is the Spirit Lake Sediment Project, which he manages in collaboration with the Great Lakes National Park. This initiative exemplifies his expertise in sediment remediation and underscores his commitment to restoring and protecting vital ecosystems. Mark's proficiency in capital project management is evident as he navigates the complexities of large-scale environmental projects, balancing financial reporting and construction management to deliver successful outcomes.

With a strong foundation in groundwater remediation and contract management, Mark is adept at aligning project goals with organizational objectives, fostering a culture of teamwork and accountability among his team members. His strategic vision and hands-on approach to project management not only drive operational excellence but also contribute to United States Steel's commitment to sustainability and environmental stewardship. Through his leadership, Mark Rupnow continues to make significant strides in advancing the company’s environmental initiatives, ensuring a cleaner and safer future for the communities impacted by its operations.

Mark Rupnow Work