Our executive team.

Founded by Dr. Patricia Galloway and the late Dr. Kris Nielsen, Pegasus-Global was built on the idea of bringing together the very best and brightest engineering, management, and construction minds across the globe.

Our executive team and consultant group comprises many of the most distinguished experts in their fields, with vast experience across civil, electrical, structural, mechanical and nuclear engineering, as well as construction management, business administration, law, and computer science. Our team have held executive and senior management roles with some of the world’s largest energy companies, construction contractors, and government regulatory bodies.

Executive Team

  • P.E., CPENG, PMP, MRICS, NACD.CD
    Chair of the Board of Directors

    Dr. Patricia Galloway is a renowned leader in civil engineering, megaproject execution, and dispute resolution.

    For more than 40 years, Dr. Galloway has provided strategic advice to boards and senior management concerning governance, management structures, and performance and risk management. Dr. Galloway serves on several public and non-profit boards. She is a chartered international arbitrator and is a member of several arbitral institution panels including the ICC, CPR, ICDR, LCIA, and the American Arbitration Association, where she also served as a member of the AAA’s Board of Directors.

    In 2004, she was honored to be elected by her peers to serve as the first woman president of the American Society of Civil Engineers. Dr. Galloway was appointed by President George W. Bush to the United States National Science Board in 2006 for a six-year term. In that position, she served as vice chair from 2008 to 2010. She has served on multiple independent review panels and has extensive international experience, having worked on some of the world’s largest projects.

  • President & Chief Executive Officer

    Mr. Miller is an accomplished energy executive valued for his leadership experience in operations, engineering, generation fleet modernization, and both generation and regulatory strategy.

    Previously as Vice President of Central Services & Compliance for Duke Energy Corporation, Mr. Miller held responsibility for the engineering, environmental compliance planning, generation and regulatory strategy, NERC and regulatory compliance, technical services and maintenance services for the company’s fleet of 89 fossil and hydroelectric power plants.

    Mr. Miller has sponsored testimony before utility commissions in 54 regulatory proceedings, including base rate, certificate of need, fuel, plant abandonment and environmental cases across multiple jurisdictions. He provided leadership and regulatory support in modernizing one of the largest generation fleets in the country. He led the analysis and development for fleet compliance with complex environmental regulations, including MATS, CSAPR, ELG and CCR. His previous experience included leading the financial and engineering analysis of capital projects along with project controls responsibility for a fleet of nuclear, fossil and hydroelectric plants. He has had integral roles in acquisition and divestiture due diligence, financial evaluation, negotiations and integration.

  • PMP, CCP
    Senior Vice President

    Jeremy Clark is an expert in planning and assessing strategic initiatives, particularly when it involves evaluating execution of major capital projects in regulated environments.

    With a strong business and financial background, Jeremy has been instrumental in evaluating projects through the lens of the overarching objectives a project seeks to fulfill. In addition to being actively involved in project assessments and audits, Mr Clark has excelled at dissecting raw data to identify the unique workflows needed to achieve and support the client’s strategic objectives, including translating that information into executive reports and presentations.

  • Vice President & Chief Financial Officer

    A core member of the Pegasus-Global team since 2001, Mrs. Williams has significant experience across all aspects of the group, from financial planning and management, contract management and document control, corporate compliance, and client and agency engagement.

    In her time with Pegasus-Global, Mrs. Williams has assisted across a broad range of projects, ensuring accurate and timely documentation management and financial reporting. Mrs. Williams also leads the administration of Pegasus-Global business functions, including finance, accounting, payroll, human resources and compliance.

Board Of Directors

  • P.E., CPENG, PMP, MRICS, NACD.CD
    Chair of the Board of Directors

    Dr. Patricia Galloway is a renowned leader in civil engineering, megaproject execution, and dispute resolution.

    For more than 40 years, Dr. Galloway has provided strategic advice to boards and senior management concerning governance, management structures, and performance and risk management. Dr. Galloway serves on several public and non-profit boards. She is a chartered international arbitrator and is a member of several arbitral institution panels including the ICC, CPR, ICDR, LCIA, and the American Arbitration Association, where she also served as a member of the AAA’s Board of Directors.

    In 2004, she was honored to be elected by her peers to serve as the first woman president of the American Society of Civil Engineers. Dr. Galloway was appointed by President George W. Bush to the United States National Science Board in 2006 for a six-year term. In that position, she served as vice chair from 2008 to 2010. She has served on multiple independent review panels and has extensive international experience, having worked on some of the world’s largest projects.

  • President & Chief Executive Officer

    Mr. Miller is an accomplished energy executive valued for his leadership experience in operations, engineering, generation fleet modernization, and both generation and regulatory strategy.

    Previously as Vice President of Central Services & Compliance for Duke Energy Corporation, Mr. Miller held responsibility for the engineering, environmental compliance planning, generation and regulatory strategy, NERC and regulatory compliance, technical services and maintenance services for the company’s fleet of 89 fossil and hydroelectric power plants.

    Mr. Miller has sponsored testimony before utility commissions in 54 regulatory proceedings, including base rate, certificate of need, fuel, plant abandonment and environmental cases across multiple jurisdictions. He provided leadership and regulatory support in modernizing one of the largest generation fleets in the country. He led the analysis and development for fleet compliance with complex environmental regulations, including MATS, CSAPR, ELG and CCR. His previous experience included leading the financial and engineering analysis of capital projects along with project controls responsibility for a fleet of nuclear, fossil and hydroelectric plants. He has had integral roles in acquisition and divestiture due diligence, financial evaluation, negotiations and integration.

  • Executive Vice President - GE Hitachi Global Nuclear Fuels

    Mike Chilton is one of the world’s most experienced executives in the energy industry.

    Having led Pegasus-Global from 2019 through October 2022, he remains a valuable resource for the company. His new role as Executive Vice President of GE Hitachi Global Nuclear Fuel includes fuel for Small Modular Reactors (SMRs).

    Previously, as Senior Vice President, Global Engineering and Construction at The AES Corporation, and member of the executive leadership team, Mr. Chilton helped set strategy, allocate capital, develop business opportunities, and execute over $8 billion of complex, globally diverse power projects. He oversaw projects ranging from $2 billion hydro and thermal developments to $50 million renewable projects.

    Mike has also held leadership positions with GE’s energy divisions, including Managing Director, Contractual Services for GE Energy Services; President & CEO for GE Energy, Xinhua Controls Solutions in Shanghai; and President, Joint Conversion Company for GE Nuclear Energy, a $500 million revenue international uranium business. Mike earned a JD and MBA in addition to a bachelor’s degree in chemical engineering. He holds two nuclear-related patents and has served on multiple boards. Mike has worked in 18 countries, including Australia, Chile, China, France, India, Japan, Jordan, and Vietnam.

  • Retiring as Senior Vice President and General Counsel of Oglethorpe Power in 2016, Charles W. Whitney is a highly experienced leader in the fields of energy, particularly nuclear energy; regulatory; construction and labor law.

    Mr. Whitney’s legal experience spans a broad range of activities in both private practice and as chief counsel to a nuclear generating plant project. Chuck has represented independent power producers and engineering, procurement and construction contractors in the development, construction and operation of power projects in Georgia, New York, Pennsylvania, Ohio, Michigan and Wisconsin. His practice also included extensive work in labor and employment discrimination; certification, enforcement and rate-making proceedings before state and federal regulators; and general trial work. In addition to practicing law for almost 30 years, Mr. Whitney has more than ten years of experience in senior management in operations and finance in the electricity industry, including both the regulated and unregulated aspects of the business.

  • Ms. Hager is an accomplished executive with 35+ years in the energy and infrastructure industries providing engineering, strategic, analytical, and technical expertise.

    She has deep experience in integrated resource planning, generation analytics, rates, and regulatory affairs in challenging and continually evolving economic, environmental and operating circumstances. She has testified numerous times before state utility commissions, supporting the need for over 5000 MWs of generation with costs exceeding $17 billion.

    Ms. Hager also has extensive experience in electric utility ratemaking, having overseen state and federal regulatory rate filings including recovery of fuel costs and the design and administration of retail and wholesale rates. She testified before state regulatory commissions and the Federal Energy Regulatory Commission to support regulatory filings.

    Her strengths include a results-oriented and analytical mindset, the ability to understand and communicate both the big picture and the details of highly technical information to all types of audiences; see both sides of an issue; make sound decisions; and problem-solve.