Leadership Overview
Big Rivers Electric has 6 executives leading key functions including strategy, finance, operations, accounting, and administration.
Driven by a commitment to reliable energy, Big Rivers Electric provides essential electrical generation and management services, powering communities and industries across its operational footprint with a philosophy centered on efficiency and forward-thinking infrastructure.
Driven by a commitment to reliable energy, Big Rivers Electric provides essential electrical generation and management services, powering communities and industries across its operational footprint with a philosophy centered on efficiency and forward-thinking infrastructure.
Leadership Roles at Big Rivers Electric
Donald Gulley - President & Chief Executive Officer
Donald Gulley, the President & Chief Executive Officer at Big Rivers Electric, directs the company's overall strategic vision and operational execution. Gulley's leadership guides the organization's expansion in electrical generation and management services, ensuring alignment with market demands and technological advancements. Overseeing all major corporate initiatives, Donald Gulley drives the company's commitment to providing reliable energy solutions. This executive role involves fostering innovation within the energy sector and maintaining strong stakeholder relationships. The President & Chief Executive Officer's focus extends to enhancing operational efficiency and securing the company's long-term growth trajectory within the competitive energy landscape. Gulley's strategic direction is paramount to Big Rivers Electric's continued success and market presence.
Mark Bailey - President & Chief Executive Officer
Mark Bailey, the President & Chief Executive Officer at Big Rivers Electric, spearheads the company's overarching strategic objectives and operational frameworks. Bailey's executive oversight ensures the effective delivery of electrical generation and management services, aligning corporate goals with industry best practices. Directing all facets of the business, Mark Bailey champions initiatives that enhance service reliability and operational excellence. This critical leadership position involves navigating complex market dynamics and driving sustainable growth. The President & Chief Executive Officer's responsibilities include cultivating a culture of continuous improvement and ensuring robust financial performance. Bailey's strategic leadership is fundamental to Big Rivers Electric's mission of powering communities and industries.
Talina Mathews - Chief Financial Officer
Talina Mathews, the Chief Financial Officer at Big Rivers Electric, manages the company's financial health and strategic fiscal planning. Mathews oversees all financial operations, including budgeting, forecasting, and capital allocation, ensuring the company's resources support its electrical generation and management services. Directing financial strategy, Talina Mathews plays a key role in optimizing profitability and managing financial risk. This executive function involves close collaboration with other C-suite leaders to align financial objectives with operational goals. The Chief Financial Officer's purview extends to investor relations and ensuring compliance with all financial regulations. Mathews's expertise is vital for Big Rivers Electric's sustained financial stability and growth.
Billie Richert - Vice President, Accounting & Chief Financial Officer, Rates
Billie Richert, the Vice President, Accounting & Chief Financial Officer, Rates at Big Rivers Electric, leads the company's accounting functions and rate-setting strategies. Richert ensures the accuracy of financial reporting and manages the complex regulatory aspects of energy pricing, directly impacting the company's revenue streams. Overseeing financial integrity, Billie Richert guides the accounting team in maintaining robust internal controls and compliance. This specialized executive role involves analyzing market trends and developing rate structures that support both company profitability and customer value. The Vice President, Accounting & Chief Financial Officer, Rates's expertise is crucial for navigating the regulated energy market. Richert's financial acumen is integral to Big Rivers Electric's sustainable business model.
Nathan Berry - Chief Operating Officer
Nathan Berry, the Chief Operating Officer at Big Rivers Electric, directs the day-to-day operational activities critical to the company's electrical generation and management services. Berry oversees the efficiency and effectiveness of all operational departments, ensuring seamless service delivery and adherence to safety standards. Driving operational excellence, Nathan Berry implements strategies to enhance productivity and manage resources effectively across the organization. This leadership role involves optimizing complex processes within the energy sector and fostering a culture of high performance. The Chief Operating Officer's responsibilities include managing infrastructure projects and ensuring the reliability of energy supply. Berry's operational leadership is essential for Big Rivers Electric's consistent service provision.
Michael Mizell - Chief Administrative Officer
Michael Mizell, the Chief Administrative Officer at Big Rivers Electric, oversees the essential administrative functions that support the company's operational and strategic goals. Mizell manages key support departments, ensuring efficient internal processes and a productive work environment conducive to delivering electrical generation and management services. Directing administrative operations, Michael Mizell focuses on optimizing resource allocation and enhancing organizational effectiveness. This executive position involves strategic planning for human resources, facilities management, and corporate governance. The Chief Administrative Officer's role is critical in maintaining the smooth functioning of the entire organization. Mizell's leadership ensures that administrative support aligns with Big Rivers Electric's broader mission and operational requirements.
Explore Leadership Teams in Electricity, Oil & Gas
Georgia Power is one of the largest electric utility companies in the southeastern U.S., focusing on reliable energy generation and sustainability initiatives.
Company Leadership
BS
CL
Necsa is a public company established in 1999, wholly owned by the State of South Africa, focusing on nuclear energy and technology development. The company offers a range of services including nuclear operations, advanced manufacturing, research and innovation, and waste management. Its intended clients span various sectors such as industrial applications, medical diagnostics, and clean energy, aiming to make a socio-economic impact. Necsa's long-term strategy emphasizes sustainability and growth while addressing the nuclear-related needs of South Africa.
Company Leadership DL
PG
Rehlko is a global leader in energy resilience, delivering solutions that are critical to sustaining and improving life. Originating with the development of one of the first modern generators, the Kohler Automatic Power & Light, the company has consistently met the worlds energy needs while planning for the future. Building on the legacy of Kohler Energy, it is positioned to provide individuals, businesses, and communities with the resilience needed to continue building a brighter future together. The company drives continuous innovation, recognizing that it goes beyond offering energy solutions by contributing to the creation of a more energy-resilient world.
Company Leadership

AB
ContourGlobalis a global powergeneration company whose mission is to lead the cleanenergy transition by delivering affordable, reliable and sustainable electricity. The organization combines established thermal capacity with growing renewable and storage technologies, partnering with communities, customers and developers to build value responsibly. With a strategy rooted in decarbonization, performanceoptimization, strategic growth and technological innovation, ContourGlobal strives to shape a lowcarbon future where clean power becomes the natural choice.
Company Leadership AB
GW
YN
OQ