Qell Acquisition Corp (Nasdaq: QELL) was a blank-check company sponsored by Qell Partners, led by former General Motors executive Barry Engle, that completed its initial public offering in 2020 with a focus on the next-generation mobility and sustainable transportation sector. The company filed an S-1/A amendment with the SEC on September 25, 2020, as part of its registration process. Qell subsequently announced and completed a business combination with Lilium, the German electric vertical takeoff and landing aviation company, bringing it to market as a publicly traded entity. Investors and analysts tracking SPAC deal flow, sponsor history, and mobility-sector transactions can sign up at SpacDesk for full filing data, timeline analytics, and deal comparables.