Black Hills Executive and Leadership Team

June, 2026

Leadership Overview

Black Hills has 4 executives leading key functions including finance, operations, information technology, and founder initiatives.

Driven by a commitment to reliable energy, Black Hills focuses on delivering sustainable solutions to residential, commercial, and industrial customers across the United States, supporting infrastructure development and customer assistance programs.

Leadership Roles at Black Hills

  • Senior Vice President - Chief Financial Officer - Kimberly Nooney
  • President & Chief Operating Officer - Thomas Ohlmacher
  • President & Founder - Debby Lux
  • Senior Vice President and Chief Information Officer - Scott Buchholz
  • Kimberly Nooney - Senior Vice President - Chief Financial Officer

    Kimberly Nooney, the Senior Vice President - Chief Financial Officer at Black Hills, directs all financial strategy and fiscal operations. Overseeing the company's financial health, Nooney ensures robust capital allocation and manages investor relations. This leadership position involves guiding budgeting processes, financial forecasting, and risk management to support Black Hills' sustainable energy initiatives. By optimizing financial structures, Kimberly Nooney directly impacts the company's ability to fund infrastructure development and customer assistance programs across its service territories. The Chief Financial Officer's oversight extends to treasury functions and ensuring compliance with all financial regulations, thereby securing long-term fiscal stability and supporting strategic growth objectives. Nooney's financial acumen is critical for navigating the energy market's complexities and maintaining operational efficiency.

    Thomas Ohlmacher - President & Chief Operating Officer

    Thomas Ohlmacher, the President & Chief Operating Officer at Black Hills, executes the company's operational strategy and oversees daily business functions. Directing the electric and gas utility divisions, Ohlmacher ensures the reliable generation, transmission, and distribution of energy services. This critical role involves managing infrastructure development and optimizing operational efficiency across multiple states. By leading the company's operational teams, Thomas Ohlmacher drives the delivery of sustainable energy solutions to residential, commercial, and industrial customers. The Chief Operating Officer's responsibilities include enhancing service reliability, managing regulatory compliance, and fostering a culture of safety and operational excellence. Ohlmacher's leadership ensures seamless integration of energy-related services and customer assistance programs, directly supporting Black Hills' market position and commitment to customer focus.

    Debby Lux - President & Founder

    Debby Lux, the President & Founder at Black Hills, establishes the foundational vision and long-term strategic direction for the energy utility company. Guiding the company's core mission, Lux champions the commitment to delivering reliable and sustainable energy solutions. This leadership role involves fostering a customer-focused culture and ensuring alignment with the company's overarching goals. By setting the strategic tone, Debby Lux influences the company's approach to infrastructure development and customer assistance programs. The Founder's perspective is integral to maintaining the company's identity and its dedication to serving residential, commercial, and industrial customers across its operating regions. Lux's enduring influence shapes the company's pursuit of excellence in the energy sector.

    Scott Buchholz - Senior Vice President and Chief Information Officer

    Scott Buchholz, the Senior Vice President and Chief Information Officer at Black Hills, architects the company's technology strategy and digital infrastructure. Overseeing all information systems and cybersecurity measures, Buchholz ensures the integrity and security of critical data supporting energy operations. This leadership function involves driving innovation in IT solutions to enhance service delivery and operational efficiency. By managing the technology roadmap, Scott Buchholz supports the company's commitment to reliable and sustainable energy services across its service areas. The Chief Information Officer's purview includes digital transformation initiatives, data analytics for operational insights, and ensuring robust IT support for all business units. Buchholz's strategic technology guidance is vital for modernizing infrastructure and improving customer engagement through digital platforms.

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    Frequently Asked Questions Regarding Black Hills Top Executives and Leadership Team

    Who leads Black Hills?
    Black Hills is led by Kimberly Nooney (Senior Vice President - Chief Financial Officer), along with executives such as Thomas Ohlmacher (President & Chief Operating Officer) and Debby Lux (President & Founder).
    Who is part of Black Hills’s executive team?
    The executive team of Black Hills includes leaders such as Kimberly Nooney (Senior Vice President - Chief Financial Officer), Thomas Ohlmacher (President & Chief Operating Officer), Debby Lux (President & Founder) and other senior executives.
    How many executives does Black Hills have?
    Black Hills has 4 executives leading key business areas.
    What roles are included in Black Hills’s leadership team?
    The leadership team of Black Hills includes roles such as Senior Vice President - Chief Financial Officer, President & Chief Operating Officer, President & Founder, Senior Vice President and Chief Information Officer.