Bezos’ $100 Million Maui Pledge Highlights His Opaque Giving

Jeff Bezos has a habit of issuing splashy philanthropic promises while offering few details. The latest: a $100 million pledge to help rebuild Maui after August’s devastating wildfires.

Bezos and fiancée Lauren Sanchez have given $15.5 million over the past five months through the Bezos Maui Fund, according to a spokesperson for the billionaire. But he declined to name the recipients — and local officials and nonprofits on Hawaii’s second-biggest island are puzzled at where the money might have gone.

This isn’t the first time Bezos has offered few specifics on his philanthropy. There was the $10 billion climate pledge, ...