DealFlow.energy

Alex Wilhelm has been promoted to Chief Financial Officer at Strata Clean Energy.

Internal promotion after a decade at Strata — Wilhelm now oversees financial governance, treasury, tax, and risk management at the fast-growing developer and EPC.

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Mark McGough is the new Chief Executive Officer at Clean Energy Systems (from President and Chief Executive Officer, Ioxus).

McGough brings 30+ years of energy technology experience to lead CES, a pioneer in carbon-free combustion technology and zero-emission power solutions.

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Tristan Grimbert has joined as President and Chief Executive Officer at EDF power solutions North America (from President and Chief Executive Officer, EDF Renewables North America).

EDF Renewables NA + EDF International Division Americas merged into "EDF power solutions North America" under Grimbert (CEO since 2008). Reflects EDF's strategy of integrating renewables with grid-scale, distribution, optimization and onsite businesses — pivoting from pure-play renewables to full energy-services platform.

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Jigar Shah departed U.S. Department of Energy as Director, Loan Programs Office.

Shah departed DOE's LPO after deploying $108B in clean energy financing during Biden admin. Launched advisory firm Multiplier with Jonathan Silver (Obama-era LPO director) and joined Powerhouse Ventures as part-time partner. Also joined CSE board. A marquee government-to-industry move.

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Jigar Shah is the new Co-Founder and Co-Managing Partner at Multiplier (from Former Director (departed January 2025), U.S. Department of Energy (Loan Programs Office)).

Three months post-DOE LPO, Shah launched Multiplier — an advisory firm to help climate-tech startups navigate complex financing structures. Builds on his $107B+ LPO loan-portfolio experience.

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Kodwo Ghartey-Tagoe has been promoted to EVP and CEO, Duke Energy Carolinas; Head of Natural Gas Business Unit at Duke Energy.

Succeeded retiring Julie Janson (39-year Duke veteran) as CEO of Duke Energy Carolinas. Ghartey-Tagoe's move from CLO to an operating unit CEO is an unusual cross-functional promotion that positions him in a critical regulated utility leadership role.

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Julie Janson departed Duke Energy as EVP and CEO, Duke Energy Carolinas.

37-year Duke veteran Janson retired as Carolinas CEO — her departure triggered the Ghartey-Tagoe promotion and broader leadership reshuffle at the utility deepest in nuclear and data-center load growth.

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Alex Glenn has joined as EVP and Chief Legal Officer at Duke Energy (from EVP and CEO, Duke Energy Florida and Midwest, Duke Energy).

Glenn moved from running Duke's Florida/Midwest utilities to Chief Legal Officer at corporate — part of the May 2025 reorganization tied to Janson's retirement.

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Louis Renjel has been named EVP and CEO, Duke Energy Florida and Midwest at Duke Energy (from EVP, Chief Corporate Affairs Officer, Duke Energy).

Renjel promoted from corporate-affairs role to lead Duke's Florida and Midwest jurisdictions — the May 2025 reshuffle distributed Janson's former responsibilities across three SEVPs.

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