Leadership Overview
Calpine has 6 executives leading key functions including strategy, operations, information technology, revenue, and legal.
Driven by a commitment to reliable energy, Calpine is dedicated to powering communities through efficient natural gas and geothermal generation, shaping the future of sustainable energy production.
Driven by a commitment to reliable energy, Calpine is dedicated to powering communities through efficient natural gas and geothermal generation, shaping the future of sustainable energy production.
Leadership Roles at Calpine
Andrew Novotny - President & Chief Executive Officer, Calpine & Senior Executive VP, Constellation Power Operations
Andrew Novotny, the President & Chief Executive Officer, Calpine & Senior Executive VP, Constellation Power Operations at Calpine, directs the company's overall strategic vision and operational execution. Novotny guides the enterprise's expansion in natural gas and geothermal energy generation, ensuring alignment with market demands and regulatory frameworks. Overseeing critical business functions, Novotny drives initiatives to enhance plant efficiency and sustainability across the diverse portfolio. This leadership role involves fostering innovation in power generation technologies and maintaining strong relationships with stakeholders, including investors and regulatory bodies. By championing operational excellence, Andrew Novotny ensures Calpine's continued leadership in the independent power producer sector, contributing significantly to the nation's energy infrastructure and economic stability.

Haoran Wang - Chief Operating Officer
Haoran Wang, the Chief Operating Officer at Calpine, manages the day-to-day operations of the company's extensive network of power generation facilities. Wang oversees the performance and reliability of natural gas and geothermal plants, implementing best practices to maximize output and minimize environmental impact. This executive ensures operational efficiency and safety standards are rigorously maintained across all sites, directly supporting Calpine's mission to provide dependable energy. The Chief Operating Officer's responsibilities include optimizing resource allocation, managing maintenance schedules, and driving continuous improvement in plant performance. Through strategic oversight of operational teams, Haoran Wang plays a vital role in sustaining Calpine's position as a leading independent power producer and meeting the energy needs of diverse markets.
Hari Chandrasekaran - Senior Vice President and Chief Information Officer
Hari Chandrasekaran, the Senior Vice President and Chief Information Officer at Calpine, architects and executes the company's technology strategy. Chandrasekaran leads the development and implementation of robust IT infrastructure, ensuring the secure and efficient operation of systems supporting Calpine's energy generation activities. This executive oversees digital transformation initiatives, enhancing data analytics capabilities and cybersecurity measures to protect critical assets. The Senior Vice President and Chief Information Officer's role involves managing technology investments, fostering innovation in digital solutions, and ensuring IT systems align with business objectives. By driving technological advancement, Hari Chandrasekaran strengthens Calpine's operational resilience and competitive edge in the energy sector.
Kurt Seel - Senior VP & Chief Information Officer
Kurt Seel, the Senior VP & Chief Information Officer at Calpine, directs the strategic evolution of the company's information technology landscape. Seel focuses on enhancing the digital infrastructure that underpins Calpine's natural gas and geothermal power generation operations, ensuring system integrity and scalability. This executive champions cybersecurity initiatives, safeguarding sensitive data and operational technology from evolving threats. The Senior VP & Chief Information Officer's purview includes optimizing IT resource allocation, driving innovation in data management, and ensuring technology solutions support business growth and operational excellence. Through strategic IT leadership, Kurt Seel reinforces Calpine's commitment to reliable energy delivery and technological advancement.
Aaron Thompson - Chief Revenue Officer & Control Room Operator
Aaron Thompson, the Chief Revenue Officer & Control Room Operator at Calpine, spearheads revenue generation strategies and oversees critical operational control functions. Thompson drives initiatives to maximize revenue streams from Calpine's diverse energy generation portfolio, focusing on market optimization and customer engagement. This executive also ensures the seamless and safe operation of power generation facilities from the control room, maintaining energy output and grid stability. The Chief Revenue Officer & Control Room Operator's dual role integrates commercial success with operational integrity, ensuring both financial performance and reliable energy supply. By aligning revenue objectives with operational realities, Aaron Thompson significantly contributes to Calpine's market leadership and sustained profitability.
W. Miller - Executive Vice Chairman & Chief Legal Officer
W. Miller, the Executive Vice Chairman & Chief Legal Officer at Calpine, provides strategic oversight and directs the company's comprehensive legal affairs. Miller guides the organization through complex regulatory environments and ensures adherence to all legal and compliance standards governing energy generation. This executive's responsibilities encompass managing corporate governance, overseeing litigation, and advising on significant contractual agreements and strategic transactions. The Executive Vice Chairman & Chief Legal Officer plays a crucial role in mitigating legal risks and safeguarding Calpine's corporate interests across its operations. By ensuring robust legal frameworks, W. Miller supports the company's mission to deliver reliable and sustainable energy solutions while maintaining the highest standards of corporate integrity.

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