M3-Brigade, the SPAC merging with ReserveOne to take it public, had previously taken companies like Greenfire Resources and Infrastructure & Energy Alternatives public

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Two other companies that M3-Brigade has taken public are Greenfire Resources and Infrastructure and Energy Alternatives.

Blank-check firms such as M3-Brigade are shell entities that raise capital through an IPO with the sole purpose of merging with a private company, which then becomes publicly traded.