About Us

Our culture of quality and service is inherent in every type of power industry engagement and service we offer.

  • Newsworthy

    Learn more about what we’re doing in the industry, as well as read the latest publications and news releases.

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  • Technical Expertise

    Our technical specialists are industry leaders in code committees and all aspects of leading-edge technical issues.

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  • Company History

    For 125 years, we’ve remained exclusively focused on the power industry, providing leadership and quality services for complex power generation and transmission projects.

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  • Global Capabilities

    Our full range of services is available globally with specific knowledge and project experience in more than 90 countries.

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  • Core Values

    Our integrity, ethics, and professionalism are tightly woven into who we are and the quality of work we produce every day.

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  • Community Involvement

    We strive to connect with our local communities through volunteer programs, good corporate citizenship, and by assisting those in need.

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Leadership banner
  • Thomas White

    Chairman, President & Chief Executive Officer

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    Thomas White took over the leadership of Sargent & Lundy in January 2014, having served previously in executive positions as President, Executive VP of Sargent & Lundy’s Fossil Power business group, and Senior Vice President & Project Director.

    During his 10-year tenure as Project Director, he led numerous complex power projects for multiple utilities. These projects encompassed new greenfield and brownfield natural gas-fired and coal-fired power plants and major coal plant modification programs, including emission control systems retrofits and repowering. He also served as Sargent & Lundy’s Executive Committee Member for major project joint ventures.

    He joined Sargent & Lundy in 1985 after several years as a field engineer and rose rapidly in the company through the project management ranks. As an engineer and project manager, he was engaged in diverse new generation and modification projects, system planning studies, and environmental compliance planning.

    INDUSTRY AND CIVIC INVOLVEMENT
    • Board of Directors Nuclear Energy Institute
    • Board of Directors Construction Industry Roundtable
    • National Coal Council 2009-2014 (Federal Advisory Committee to the U.S. Secretary of Energy)
    • United Way Tocqueville Advisory Committee
    • Advisory Committee for the Sargent & Lundy Scholarship Endowment Fund at University of Illinois at Urbana-Champaign

    EDUCATION
    B.S. Metallurgical Engineering from University of Illinois at Urbana-Champaign

    PROFESSIONAL REGISTRATIONS
    Licensed Professional Engineer – Illinois, Michigan, Minnesota, Missouri, North Carolina, and North Dakota

  • Delfo Bianchini

    Executive Vice President & Director of Nuclear Power

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    Delfo Bianchini is an Executive Vice President with more than 37 years of experience with Sargent & Lundy, focused primarily on nuclear power projects. He is Director of the Nuclear Power business group, responsible for the overall management of all nuclear new generation and nuclear services work performed by Sargent & Lundy.

    During his tenure as a Project Director, Bianchini led the firm’s execution of major nuclear projects for multiple clients in the United States and internationally. These projects spanned the detailed design and engineering management for new-build projects under development, restart and recovery programs for BWR and PWR units, and fleetwide modification and improvement initiatives.

    Bianchini joined the firm in 1979 as a mechanical engineer involved in engineering and analysis for both nuclear and coal-fired power plants.

    INDUSTRY AND CIVIC INVOLVEMENT

    • Nuclear Energy Institute’s Nuclear Strategic Issues Advisory Committee (NSIAC)
    • Elected a Fellow in the American Society of Mechanical Engineers in 2013
    • American Nuclear Society member
    • Northwestern University Otto Graham Society member

    EDUCATION

    B.S. in Nuclear Engineering from Northwestern University
    MBA from the University of Chicago

    PROFESSIONAL REGISTRATIONS

    Licensed Professional Engineer – Illinois, Michigan

  • Tom Meehan

    Senior Vice President and Director of Energy & Industrial

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    Tom Meehan is a senior vice president and director of the firm’s non-nuclear power generation, oil & gas, and industrial businesses. He is responsible for the overall management of the firm’s efforts in areas that include coal and gas power generation, waste-to-energy, air/water/solid waste environmental, CO2 carbon sequestration, mid-stream and down-stream oil & gas, and multi-discipline industrial projects for both domestic and international clients.

    Meehan joined Sargent & Lundy as a structural engineer in 1983. Early during his career with the firm, his project work encompassed structural engineering activities that included domestic and international field assignments involving the full array of power generating technologies and fuels.

    During his tenure as a project director, Meehan was responsible for a diverse client base on a wide array of projects that included new power generation and major environmental control retrofits. He also served on the executive committee for various EPC projects.

    INDUSTRY AND CIVIC INVOLVEMENT

    • Structural Engineers Association of Illinois
    • American Society of Civil Engineers
    • United Way Tocqueville Society
    • Sargent & Lundy Scholarship Fund for University of Illinois – Chicago

    EDUCATION

    B.S. in Structural Engineering from University of Illinois – Chicago

    Executive Business Management Program (KMI), Northwestern University Kellogg School of Management

    PROFESSIONAL REGISTRATIONS
    Licensed Structural Engineer – Illinois
    Licensed Professional Engineer – Illinois, Michigan

  • Warren Vahle

    Executive Vice President & Director of Power Transmission

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    Warren Vahle is a veteran of the electric power industry with extensive experience in power transmission and power plant work. He is a Senior Vice President and Director of the Power Transmission business group. He is responsible for the overall management of power transmission & substation engineering and construction support services performed by Sargent & Lundy.

    Vahle joined Sargent & Lundy in 2000 with responsibility for directing the engineering/ procurement/ construction management of major substation and transmission projects. In addition he was Program Director for the firm’s power transmission Construction Services business, which provides construction management and commissioning for transmission, substation, and renewable energy projects.

    Earlier in his career, Vahle worked for Exelon/ComEd for 27 years. His diverse utility management responsibilities included construction and project manager for nuclear station new-build, as well as the construction modification manager of fossil power plants and as fossil station manager.

    EDUCATION
    B.S. in Metallurgical, Nuclear Engineering from the University of Missouri, Rolla

  • Ejaz Shameem

    Senior Vice President & Director of Energy Business Consulting

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    Ejaz Shameem is a Senior Vice President and Director of the Energy Business Consulting group. He is responsible for the overall management and direction of the group’s various global engagements spanning development planning, oversight, and operations and maintenance support for all power technologies.

    Shameem joined Sargent & Lundy in 1985 as a structural engineer and later made the transition to mechanical engineering, then into project management. During his career with Sargent & Lundy, he has been involved at increasing levels of responsibility in the design of power plants encompassing an array of power generating technologies including coal, natural gas, oil, and nuclear.

    During his tenure as a project director, Shameem was responsible for developing new international clients and led several large, gas-fired and coal-fired new generation projects overseas. He also led a substantial technology transfer and collaboration agreement with a major overseas client.

    EDUCATION

    B.S. in Physics from University of the Punjab, Pakistan
    B.S. in Civil Engineering from University of Illinois, Chicago

    PROFESSIONAL REGISTRATIONS

    Licensed Professional Engineer – Illinois, Michigan, and Arizona

  • Michael Helminski

    Executive Vice President, Finance & General Counsel

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    Michael Helminski has more than 33 years of experience at Sargent & Lundy, including 10 years as General Counsel and 4 years as Chief Financial Officer. He is responsible for the overall management of the financial, legal, and human resource areas of the company.

    Previous leadership positions include serving as the firm’s Commercial Manager. In this position he was responsible for all contracts that the company entered into, including EPC contracts and joint venture agreements. He was also responsible for the business insurance and risk management process.

    Helminski joined Sargent & Lundy in 1982. Early in his career, he was involved in various engineering projects primarily on nuclear power plants.

    INDUSTRY AND CIVIC INVOLVEMENT

    • Association of Corporate Counsel member
    • Marquette University Engineering Alumni Scholarship Fundraising Supporter
    • Science Olympiad Middle School Event Coach
    • Boy Scouts of America Local Troop

    EDUCATION

    B.S. Mechanical Engineering from Marquette University, Milwaukee, Wisconsin
    MBA from Loyola University, Chicago, Illinois
    JD from IIT Chicago – Kent College of Law, Chicago, Illinois

    PROFESSIONAL REGISTRATIONS

    Member of the Bar in Illinois and Wisconsin and with the United States Patent and Trademark Office

  • Mark Santschi

    Director of Operations

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    Mark Santschi is responsible for overall coordination of Sargent & Lundy’s infrastructure groups, including IT and all of the engineering and design tools employed by the company. He provides strategic leadership to S&L’s Construction Management and Electrical Analytical groups, as well as to the Project Controls and Cost Estimating groups. He oversees the engineering process and project controls groups, the firm’s engineering and technical standards, and development of technical staff proficiency to serve the needs of the electric power industry.

    Santschi joined Sargent & Lundy in 1986 and began his career performing I&C engineering activities for nuclear, coal, oil, and gas plant projects. His numerous project experiences include new generation and betterment services for both international and domestic clients and sites. During his tenure as a Project Director, he was responsible for diverse projects that included environmental retrofit, combustion turbine, and fossil and nuclear plant betterment projects, as well as for multiple client relationships throughout the United States.

    In 2014, Santschi was appointed Director of Engineering with strategic responsibility over Sargent & Lundy’s engineering knowledge and capabilities infrastructure, and over the firm’s specialty engineering groups. In 2019 he was appointed Director of Operations.

    INDUSTRY AND CIVIC INVOLVEMENT

    • ASME Industry Advisory Board
    • ACE Mentor Chicago Board of Directors

    EDUCATION

    B.S. in Mechanical Engineering from the University of Illinois, Urbana-Champaign

    PROFESSIONAL REGISTRATIONS

    Licensed Professional Engineer – Illinois, Michigan