Michael Grimes, known for aiding Elon Musk in purchasing Twitter, has left Morgan Stanley to lead Trump's investment accelerator.During his 30-year career, he has been a prominent figure in tech banking, working with companies like Uber and Google.Grimes is now part of the Commerce Department, serving as the executive director of the US Investment Accelerator program.He helped elevate Morgan Stanley's position in tech IPOs, often ranking 1 or 2 globally over the past two decades.Grimes tried to facilitate a deal between Elon Musk and Sam Bankman-Fried for Twitter funding, but it did not materialize.Having worked at Morgan Stanley since 1995, Grimes held a key role in the technology investment-banking practice.He started under star tech banker Frank Quattrone and played a significant role in Google's IPO in 2004.Grimes is known for his unique approach to winning clients, including taking unconventional steps like driving for Uber to secure deals.Despite not following the traditional path of a white-shoe banker, Grimes' engineering background has been an advantage in Silicon Valley.He maintains strong ties with UC Berkeley, where he is involved in advisory roles and co-founded programs combining business and engineering.