Leadership Overview
DTE Energy has 10 executives leading key functions including strategy, finance, operations, and technology.
Driven by a commitment to reliable energy, DTE Energy powers communities and businesses through diversified energy services, focusing on innovation and sustainable infrastructure across North America.
Driven by a commitment to reliable energy, DTE Energy powers communities and businesses through diversified energy services, focusing on innovation and sustainable infrastructure across North America.
Leadership Roles at DTE Energy
Olena Leonenko - Chief Financial Officer
Olena Leonenko, the Chief Financial Officer at DTE Energy, directs all financial operations and strategic financial planning. Leonenko oversees capital allocation, investment strategies, and financial risk management, ensuring the company's fiscal health and sustainable growth. This leadership position involves managing relationships with investors, financial institutions, and regulatory bodies to maintain strong financial transparency and compliance. Olena Leonenko drives financial performance by optimizing revenue streams and controlling operational expenditures across the energy generation, distribution, and trading businesses. The CFO's mandate includes developing long-term financial models that support DTE Energy's expansion into renewable energy and infrastructure development. Leonenko's expertise is crucial for navigating complex market dynamics and securing the financial resources necessary for future investments.
Steven Kurmas - President & Chief Operating Officer (Detroit, Edison)
Steven Kurmas, the President & Chief Operating Officer (Detroit, Edison) at DTE Energy, directs the core operations of the company's electric utility services. Kurmas oversees the generation, transmission, and distribution of electricity, ensuring reliable and safe service delivery to millions of customers across Michigan. This executive role involves managing extensive infrastructure, optimizing power plant performance, and leading emergency response efforts during severe weather events. Steven Kurmas drives operational excellence by implementing efficiency improvements and safety protocols throughout the Detroit Edison division. The COO's mandate includes advancing the company's transition to cleaner energy sources and modernizing the grid to meet future energy needs. Kurmas's leadership is fundamental to DTE Energy's commitment to powering communities.
David Herring - Chief of Staff
David Herring, the Chief of Staff at DTE Energy, directs strategic initiatives and operational alignment across key departments. Herring manages critical projects that support the company's overarching goals in energy generation and distribution. This role involves close collaboration with executive leadership to ensure seamless execution of corporate strategies. David Herring drives efficiency by optimizing internal processes and facilitating communication between various business units. The focus remains on enhancing the company's operational capabilities and supporting its mission to provide reliable energy services. Herring's oversight ensures that strategic priorities translate into tangible operational improvements, directly impacting DTE Energy's market position and customer satisfaction.
Lynne Ellyn - Senior Vice President and Chief Information Officer
Lynne Ellyn, the Senior Vice President and Chief Information Officer at DTE Energy, architects and executes the company's comprehensive technology strategy. Ellyn oversees all IT infrastructure, cybersecurity, and digital transformation initiatives, ensuring robust and secure operations across the energy utility and related businesses. This critical role involves aligning technology investments with DTE Energy's business objectives, driving innovation in power generation and distribution systems. Lynne Ellyn champions the adoption of advanced technologies to enhance operational efficiency, improve customer experience, and support the company's renewable energy goals. The CIO's leadership ensures that DTE Energy maintains a competitive technological edge, safeguarding sensitive data and optimizing network performance throughout North America.

Gregory Duren - Director, Investments & Chief Information Officer
Gregory Duren, the Director, Investments & Chief Information Officer at DTE Energy, spearheads strategic investment initiatives and oversees the company's information technology landscape. Duren evaluates and directs capital investments in energy infrastructure, renewable energy projects, and technological advancements that align with DTE Energy's long-term growth strategy. This dual role requires a deep understanding of both financial markets and IT systems to identify opportunities that enhance operational efficiency and market competitiveness. Gregory Duren manages the integration of new technologies and ensures the security and reliability of the company's IT infrastructure, supporting its diverse energy businesses. Duren's focus is on maximizing returns on investment while ensuring technological readiness for future energy demands.
Esmeralda Zamarron - Chief of Staff & Manager, Dte Foundation & Corporate Citizenship
Esmeralda Zamarron, the Chief of Staff & Manager, Dte Foundation & Corporate Citizenship at DTE Energy, orchestrates strategic initiatives and manages the company's philanthropic endeavors. Zamarron leads the foundation's operations, focusing on community investment and social impact programs that align with DTE Energy's commitment to its service territories. This role involves developing and executing strategies for corporate citizenship, ensuring meaningful contributions to community development and environmental sustainability. Esmeralda Zamarron works closely with executive leadership to integrate corporate responsibility into the company's core business practices. Zamarron's efforts enhance DTE Energy's reputation and foster strong relationships with stakeholders, driving positive change through strategic partnerships and impactful programs.
Emily Germain - IT Chief of Staff
Emily Germain, the IT Chief of Staff at DTE Energy, enhances the efficiency and strategic alignment of the information technology department. Germain supports the Chief Information Officer by managing key IT projects, streamlining communication channels, and ensuring operational readiness across all technology functions. This role involves coordinating efforts between IT teams and business units to facilitate the successful implementation of digital strategies and infrastructure upgrades. Emily Germain focuses on optimizing resource allocation and driving process improvements within the IT division, directly supporting DTE Energy's operational goals. Germain's contributions are vital for ensuring that technology initiatives effectively support the company's mission in energy generation and distribution.
Emil Abona - Manager, Strategy Special Projects & Chief of Staff
Emil Abona, the Manager, Strategy Special Projects & Chief of Staff at DTE Energy, drives critical strategic initiatives and special projects that advance the company's business objectives. Abona leads cross-functional teams to develop and implement innovative solutions for complex challenges in the energy sector, including renewable energy integration and infrastructure modernization. This role requires a keen analytical approach to identify opportunities for operational improvement and strategic growth across DTE Energy's diverse business units. Emil Abona ensures that special projects align with the company's long-term vision and financial targets, contributing to enhanced efficiency and market leadership. Abona's work is instrumental in shaping DTE Energy's future direction and operational effectiveness.
Steve Ambrose - Vice President & Chief Information Officer
Steve Ambrose, the Vice President & Chief Information Officer at DTE Energy, directs the strategic vision and execution of the company's information technology infrastructure. Ambrose oversees the development and implementation of robust IT systems that support DTE Energy's extensive operations in electric and natural gas utility services, as well as its energy trading and renewable energy businesses. This leadership position involves ensuring the security, reliability, and scalability of all technology platforms, crucial for maintaining uninterrupted energy delivery. Steve Ambrose champions digital transformation initiatives, driving innovation to enhance operational efficiency and customer engagement. Ambrose's strategic oversight ensures that technology investments align with DTE Energy's commitment to providing reliable, sustainable energy solutions across North America.
Explore Leadership Teams in Electricity, Oil & Gas
Entergy is an integrated energy company that provides electric power generation, transmission, and distribution services to residential, commercial, and industrial customers across the United States. The company operates a diverse energy portfolio that includes natural gas, nuclear, renewable, and other power generation resources designed to support reliable and sustainable energy delivery. Entergy is recognized for its strong focus on infrastructure modernization, grid reliability, environmental responsibility, and community development. The company also invests in clean energy initiatives, disaster recovery support, and advanced technologies that help improve energy efficiency, resilience, and long-term sustainability for the regions it serves.
Company Leadership

KC
CenterPoint Energy, Inc. operates as a public utility holding company in the United States. The company operates through two segments, Electric and Natural Gas. The Electric segment includes electric transmission and distribution services to electric customers and electric generation assets, as well as optimizes assets in the wholesale power market. The Natural Gas segment engages in the intrastate natural gas sales, and natural gas transportation and distribution for residential, commercial, industrial and institutional customers in Indiana, Louisiana, Minnesota, Mississippi, Ohio, and Texas; permanent pipeline connections through interconnects with various interstate and intrastate pipeline companies; and provides maintenance and repair services of home appliances to customers in Minnesota and home repair protection plans to natural gas customers in Indiana, Mississippi, Ohio, and Texas through a third party.
Company Leadership BR


BV
Founded in 1912, NiSource operates in two segments, Gas Distribution Operations and Electric Operations. It provides natural gas service and transportation for residential, commercial, and industrial customers; generates, transmits, and distributes electricity; and wholesale and transmission transaction services.
Company Leadership
LR
JS
Established in 1999 and located in Rensselaer, New York. New York ISO is the the New York Independent System Operator, the organization responsible for managing New Yorks electric grid and its competitive wholesale electric marketplace.
Company Leadership

