Guidehouse Announces Appointment of Michelle Fay and Dan Hahn

Guidehouse, a worldwide advice, digital, and managed services firm for businesses and governments, has announced leadership changes within its renamed Communities, Energy & Infrastructure (CE&I) segment, formerly known as Energy, Sustainability & Infrastructure (ES&I). Michelle Fay, who has over 25 years of experience in energy initiatives, has been appointed as the Global Energy Providers Practice

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Leader. Dan Hahn, the former head of this practice, will now serve as CE&I Segment Growth Leader within Guidehouse’s Chief Growth Office. Chris O’Brien, CE&I Segment Leader, emphasized that both leaders have played key roles in delivering strategic solutions to clients. Guidehouse’s Chief Growth Officer, Ed Meehan, expressed confidence in Hahn’s leadership in driving impact across industries.

The CE&I segment serves energy providers, enterprises, and government entities, with a focus on energy transition, infrastructure modernization, and community-driven solutions. Guidehouse President John Saad highlighted that the segment’s renaming reflects its focus on fostering a community-first approach while advancing energy and infrastructure initiatives. With a team of over 18,000 professionals, the firm continues to support industries in national security, financial services, healthcare, and infrastructure, delivering strategic solutions for long-term success.

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