Zefiro Methane Corp. (Cboe Canada: ZEFI | OTCQB: ZEFIF) Zefiro Methane Corp is advancing methane abatement with a diversified model that combines well-plugging and carbon credit monetization. In fiscal 2024, the company generated approximately USD 32.8 million in revenue, with about USD 24.4 million reported through the first three quarters of fiscal 2025. Its subsidiary, Plants & Goodwin, provides ground-based well plugging services, while Zefiro’s carbon credits pre-sold to buyers such as Mercuria and EDF Trading are supported by satellite-powered methane detection, AI-enhanced targeting, and blockchain verification. The company continues to scale operations to meet growing demand for sustainable energy solutions.