An opaque conservative group closely linked with Trump legal adviser Leonard Leo donated nearly $2 million to the Republican State Leadership Committee last quarter.
The conservative Supreme Court majority may hand state legislatures unchecked control over federal elections.
Rearden represented Chevron in its case against environmental and human rights attorney Steven Donziger, according to reports.
The Republican Party's state campaign arm is running last-minute attack ads in the Pennsylvania Supreme Court election after taking large donations from Koch Industries, hedge fund billionaire Ken Griffin, and Big Tobacco.
Finance executives, industrial magnates, and right-wing megadonors have readied the groups spending tens of millions of dollars on ads to confirm Trump’s Supreme Court nominee, who often rules in line with corporate interests.
A Republican Party group funded by the shadowy Judicial Confirmation Network is among the groups spending big ahead of West Virginia's Supreme Court elections.
In the week before the election, incumbent Daniel Kelly has benefited from a last minute surge in spending by groups with ties to the Judicial Crisis Network.