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Kevin Poloncarz

Kevin Poloncarz co-chairs the firm’s Environmental and Energy Practice Group, Energy Industry Group and Sustainability Practice.

Kevin is ranked by Chambers USA among the nation’s leading climate change attorneys and California’s leading environmental lawyers and by Chambers Global among the top climate change lawyers, with sources describing him as “exceptional,” “a superb attorney,” and “one of the most gifted advocates in this space in the country.”

He represents electric utilities, financial institutions, investors and companies in policy, litigation and transactional matters concerning emission-reduction strategies, power and carbon markets, carbon dioxide removal (CDR) technologies, carbon capture, utilization and storage (CCUS), and low carbon fuels.

Kevin convenes the Clean Energy Group, which consists of some of the nation’s largest public- and investor-owned utilities and independent generators and focuses on federal and state environmental policy efforts affecting the power sector.

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On July 14, 2026, U.S. District Judge William Q. Hayes granted a motion for preliminary injunction barring California Attorney General Rob Bonta and the State of California from enforcing SB 343, California’s “Truth in Recycling” law, while the litigation proceeds. The order is significant not merely because it pauses a major labeling regime shortly before its October 2026 compliance date, but because the Court found that the challengers are likely to prevail on both of their core constitutional theories: that key provisions of SB 343 are unconstitutionally vague under the Fourteenth Amendment’s Due Process Clause, and that the statute impermissibly restricts commercial speech under the First Amendment.

Continue Reading California Court Issues a Preliminary Injunction Stopping Enforcement of SB 343, “Truth in Recycling”