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Oklo and Siemens Energy Sign Agreement to Accelerate Power Conversion System for New SMR in Idaho

LCG, November 19, 2025--Oklo Inc. and Siemens Energy announced today that the parties have signed a binding contract for the design and delivery of the power conversion system for Oklo’s Aurora-INL (Idaho National Laboratory) nuclear small modular reactor (SMR). The agreement authorizes Siemens Energy to begin engineering and design work to expedite procurement of long-lead components and to initiate the manufacturing process for the power conversion system. Oklo’s expertise in advanced fission technology will be combined with Siemens Energy’s extensive industry experience with steam turbine and generator systems, with the ultimate goal of generating carbon-free, reliable electricity.

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NERC's New Winter Reliability Assessment Raises Concerns for Elevated Risk of Insufficient Supplies to Meet Demand in Extreme Operating Conditions

LCG, November 19, 2025--NERC yesterday released its 2025–2026 Winter Reliability Assessment (WRA), which concludes "much of North America is again at an elevated risk of having insufficient energy supplies to meet demand in extreme operating conditions." The WRA does state that resources are adequate for normal winter peak demand, but extended, wide-area cold snaps will be challenging.

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Industry News

Newsmakers

Calpine has announced the promotion of Bill Berilgen to president, Calpine Natural Gas Company (CNGC). Berilgen, also a senior vice president, will manage the company's North American oil and gas assets. Berilgen has managed the company's natural gas subsidiary since Calpine acquired Sheridan Energy in 1999.

Beth S. Perlman will join Constellation Energy Group as vice president and chief information officer. Prior to her appointment, Perlman had been vice president of Enron Wholesale Trading Technology. She began her career with Enron in 1995 as Director, Risk Management Administration.

Jean H. Gibson will replace Frank Boyle as chief financial officer of Central Vermont Public Services. She has most recently served as vice president of the Exelon Corporation.

Hanover Compressor has appointed Mark S. Berg Senior Vice President and General Counsel. Berg has acted as executive vice president and general counsel for American General Corporation over the last five years.

Richard T. Ashbeck has been promoted to the position of vice president-treasurer of energy and communications company Black Hills Corporation. Ashbeck, who joined Black Hills in July 2000, had previously been employed as Chief Financial Officer by Indeck Capital, Inc., an independent power company which was later acquired by Black Hills.

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