Scott Sewell

President and CEO

Scott Sewell joined Charah Solutions in 2008 as Operations Manager and held the positions of Vice President of Operations, Senior Vice President of Operations and Chief Operating Officer (COO), becoming President and CEO in 2019. Prior to joining Charah Solutions, he worked for Bechtel Corporation from 2002 until 2007. Scott graduated with a bachelor’s degree in international business from the College of Charleston in South Carolina. He is a Six Sigma Yellow Belt and holds professional affiliations as a member of the Project Management Institute, the Association of Equipment Management Professionals and the International Erosion Control Association.

Dorsey “Ron” McCall

Chief Executive Officer, Allied Power

Ron McCall is a 48-year veteran of the industrial construction and maintenance services industry. He currently serves as Senior Vice President of Charah Solutions and Chief Executive Officer of Allied Power Management, LLC, a Charah® Solution, a role he has held since he joined the company in 2017. Most recently, Ron worked as an independent consultant after a 15-year stint as President of the Plant Services Division at Chicago Bridge & Iron (formerly the Shaw Group) from 2002 until 2016. He has extensive knowledge in all aspects of project management including nuclear outages, refinery turnarounds, as well as major construction and maintenance projects, both domestic and international. Ron received his bachelor’s degree in education from McNeese State University.

Nick Jacoby

Interim Chief Financial Officer and Treasurer

Nick Jacoby joined Charah Solutions in 2017 with over 13 years of experience in finance. He is responsible for overseeing all financial aspects of the organization and establishing short and long-range financial goals and strategies. Nick has a bachelor’s of science degree in business administration – accountancy from the University of Louisville and an MBA also from the University of Louisville. He serves on the Tau Kappa Epsilon Fraternity Board of Advisors.

John Plumlee

Chief Operating Officer, Allied Power

John Plumlee is a professional engineer with more than 25 years of experience in general management, consulting and entrepreneurial venture roles in the engineering, construction, maintenance, and operations industries, working with both start-ups and Fortune 500 companies. In 2017, he joined Allied Power, a Charah® Solution, where he currently serves as Chief Operating Officer and is responsible for operations, safety management, business development and utility relations. Most recently, John served as President of the Electrical Division of PowerTeam Services and Chief Executive Officer of T&D Solutions, LLC, a PowerTeam Services company. He holds both a bachelor’s degree in civil engineering and a master’s degree in engineering and technology management from Louisiana Tech University.

Danny Gray

Executive Vice President of Governmental and Environmental Affairs

Danny Gray has more than 35 years of experience in the electric utility and coal ash management industries and joined the Charah Solutions team in 2008. He is responsible for Charah Solutions’ legislative and regulatory affairs and helps oversee the company’s sustainability efforts. Danny graduated with honors from Virginia Tech with a bachelor of science degree in civil engineering, and is a registered professional engineer. He has served as president of the board of directors of the American Coal Council (ACC) and has represented the ash recycling industry in an EPA Forum on Life Cycle Approaches to Sustainably Manage Materials in Building & Infrastructure Projects. He currently serves as a member of the National Coal Council, appointed by the Secretary of Energy, serves as an Associate Member of the Southern States Energy Board (SSEB) and as Charah Solutions’ representative to the American Coalition for Clean Coal Electricity (ACCCE).

Jeremy Sochol

Senior Vice President of Human Resources

Jeremy Sochol joined Charah Solutions in 2016 and is responsible for leading the development and execution of the HR strategy and directing all HR functions. He has nearly 30 years of experience in driving measurable results through progressive, business-driven HR initiatives, while consistently improving business process and top and bottom-line results. Jeremy has extensive accomplishments in talent management, organization effectiveness, engagement and total rewards. He graduated with a bachelor’s degree in psychology and economics from the University of Maryland Baltimore County and has a master’s degree in industrial and organizational psychology from the University of New Haven.

Nathan Boone

Senior Vice President of Business Development

Nathan Boone has been part of the Charah Solutions team since 1997, holding multiple management positions since 2000. He is responsible for Charah Solutions’ business development and utility relations efforts, including estimating and design of new projects. Nathan manages a staff of estimators and technical writers who work with field operations managers to develop project opportunities with both new and existing utility customers. He holds a bachelor’s degree in industrial engineering technology from Murray State University and is a past board member of The Coal Institute (TCI).

David Clem

Senior Vice President of Maintenance

David Clem joined Charah Solutions is 2018 with a proven history in creating and leading successful teams in a range of companies and industries including a Fortune 500 public utility firm as well as an ENR top 100 private contractor firm, building deep experience in heavy industrial projects and project services. David has a bachelor’s of science degree in Civil Engineering from Tennessee Tech University, an MBA from the University of Alabama at Birmingham and has Executive Education and Leadership Program from the Massachusetts Institute of Technology, University of Texas and Southern Methodist University.

Scott Ziegler

Vice President of Byproduct Sales

Scott Ziegler has over 15 years of experience in fly ash sales and the cement industry and joined the Charah Solutions team in 2014. He is responsible for Charah Solutions’ byproduct sales and marketing efforts in existing markets and for developing new markets. Scott has a bachelor of science degree in chemical engineering from Mississippi State University and a bachelor of arts degree in liberal arts from Northwestern State University. He is a current member of the American Institute of Chemical Engineers (AIChE) and a past member of the American Coal Ash Association (ACAA), the American Coal Council (ACC) and the Tampa Port Authority Executive Shippers’ Council.

Eric Effinger

Vice President of Operations

Eric Effinger joined Charah Solutions in 2012 and has 15 years of experience executing and managing large heavy civil construction and utility related projects throughout the United States and he currently serves as the Vice President of Operations. His previous positions at Charah Solutions include Project Manager, Senior Project Manager and Director of Operations. Eric graduated from the University of Southern Indiana with a degree in Civil Engineering Technology, is a Registered Professional Engineer and a Certified Project Management Professional (PMP).

Rob Reynolds

Vice President of the Carolinas

Rob Reynolds joined Charah Solutions in 2012 has more than 25 years of experience in the electric utility industry. Based in Charlotte, Rob is responsible for developing and maintaining relationships with utility customers in the eastern United States in support of Charah Solutions’ growing customer base. Rob graduated with highest honors from North Carolina Wesleyan with a bachelor of science degree in business.

Scott Reschly

Vice President of Quality and Technical Services

Scott Reschly joined Charah Solutions in 2016 and serves as Vice President of Quality and Technical Services, based in Charlotte. He has direct oversight over the company’s Construction; Quality Assurance/Control; Engineering & Environmental; and Project Controls groups. Scott has a bachelor’s degree from the University of Northern Iowa in Cedar Falls, an MBA from the University of Colorado in Denver and has attended leadership programs through Harvard School of Business and at Rice University. He is a Certified Landfill Manager, a Certified Project Management Professional (PMP), a member of the Project Management Institute (PMI) and has OSHA 30 Certification.

Jameel Allen

Vice President of Business Development

Jameel Allen joined Charah Solutions in 2018 with over 20 years of experience in global engineering, procurement and construction, most recently serving in business development in the power industry. Jameel has a bachelor’s degree in Business Administration from South Carolina State University and an MBA from Arizona State University’s W.P. Carey School of Business. He serves as a Board Member for Electric Power and is a member of the Board of Governors for Club Corp’s Commerce Club, SC Economic Development Council and the Board of Advisors for Greenville Chamber of Commerce.

Josh Jones

Vice President of Process and Technology

Josh Jones joined Charah Solutions in 2014 and has over 15 years of experience in information technology, business and systems planning and process improvement within the construction industry. He is responsible for overseeing Charah Solutions’ IT, procurement and project controls departments while developing and implementing innovation and process improvement projects across all areas of the organization. Josh has a bachelor of science degree in business administration from the University of Louisville. He is a Six Sigma Black Belt and has been certified as a Project Management Professional (PMP) as a member of the Project Management Institute.

Steve Brehm

In-House Counsel

Steve Brehm has served as In-House Counsel for Charah Solutions since 2015, advising the company on various state and federal legal issues, serving as Secretary for Board meetings and managing all company litigation. Previously, Steve served as Partner, Dispute Resolution and Litigation Practice Group with Bingham Greenebaum Doll LLP, in Louisville from 2009 to 2015, and as Associate from 2001 to 2008. He has extensive experience in complex contract negotiation, labor and employment issues as well as governmental and regulatory compliance.  Steve previously served on the staff of Virginia Governor George Allen and as Legislative Assistant for U.S. Senator Hank Brown in Washington, D.C. He graduated Magna Cum Laude from the University of Louisville, Brandeis School of Law with a Juris Doctor and holds a bachelor’s degree in political science from the University of Kansas.

David Valentine

Director of Safety

David Valentine joined Charah Solutions in 2011 with over 15 years of safety management experience in the construction industry. He is currently a member of the American Society of Safety Engineers (ASSE) and the International Risk Management Institute (IRMI). He is a past chairman, and remains a current member, of the Associated General Contractors of Kentucky Safety Committee. David attended Western Kentucky University and Asbury University and is a veteran of the United States Navy. He has previously held certification as an Associate Safety Professional and as an Occupational Health and Safety Technologist. He is a past OSHA Outreach Instructor in both 10 and 30-hour Construction Training and a past American Red Cross Lay Person Instructor.