WYSK: There funded by dark money PACS, but some good reporting has brought out these names: David Koch, Peter Thiel, Reid Hoffman, Mark Cuban, Harlan Crow, and Michael Bloomberg. Some of there members are most famous for stopping big bills. Joe Leiberman, for example, single handedly stopped the single payer portion of the ACA. Senators Joe Manchin and Kyrsen Simena kept the John Lewis voting rights act from passing, and famously kept the senate from repealing the filibuster.
Not even majority…just plurality trump lost the popular vote and the more you split it the less majority is needed (until ranked choice or runoffs is brought in). In the UK the current government holds absolute power on just 38% of the popular vote thanks to first past the post and constituency based representation.