Sadek is the founder of I Squared Capital. He was previously the CEO of Morgan Stanley Infrastructure Partners where he spent 14 years. At I Squared, he is a member of the Executive Committee, Operating Committee, and Investment Committee. Named Global Infrastructure Personality of the Year twice by Infrastructure Investor, and Global Infrastructure Personality of the Decade by Private Equity International (PEI), Sadek is sought out the world over as an expert on infrastructure investing. In September 2022, President Biden appointed Sadek to the National Infrastructure Advisory Council, which advises the White House on reducing the physical and cyber risks and improving the security and resilience of critical infrastructure in the U.S.