Infrastructure & Energy Alternatives, Inc. (ticker: MIII) is the operating company that emerged from the de-SPAC transaction involving M III Acquisition Corp., a blank-check company sponsored by M III Partners, LP that completed its IPO in 2016. The SPAC targeted the infrastructure and renewable energy sector, and the business combination with Infrastructure & Energy Alternatives — a specialty contractor focused on renewable energy construction and power delivery — closed in March 2018. The May 2021 8-K filing reflects ongoing public-company reporting obligations for the post-merger entity, which operates across utility-scale wind, solar, and electrical infrastructure projects. Sign up at SpacDesk for complete filing history, sponsor profiles, and deal analytics on MIII and hundreds of other SPAC transactions.