Aviation Boeing CEO Dennis Muilenburg ousted: A timeline of key events that led to the firing Updated : December 24, 2019 09:09 AM IST Boeing Co has ousted Chief Executive Officer Dennis Muilenburg, following a year of intense scrutiny and industrial setbacks set off by twin fatal crashes of its 737 MAX jetliner. The departure comes as the world's largest planemaker struggles to win regulatory approvals for its grounded best-selling jetliner while trying to repair trust with passengers and airline customers. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.