OPAL Fuels Inc. (Nasdaq: OPAL) is a renewable natural gas producer and fueling infrastructure operator that completed its business combination with ArcLight Clean Transition Corp. II, sponsored by ArcLight Capital Partners, in 2022. The company develops and operates RNG projects that capture biogas from organic waste streams including landfills and dairy farms, and provides compressed natural gas fueling solutions for heavy-duty vehicle fleets, placing it squarely in the clean energy and alternative fuels sector. On June 22, 2026, OPAL Fuels filed an 8-K with the Securities and Exchange Commission, continuing its routine cadence of public company disclosures. Sign up on SpacDesk for full filings history, sponsor data, and analytics on OPAL Fuels and hundreds of other SPAC-originated companies.