Like many labor unions, trade associations and business groups, the Oregon-based chapter of the Associated General Contractors threw their support behind their candidate of choice for Oregon governor in the form of a six-figure check.

The association’s political action committee has become one of the most generous donors this campaign season to Republican state Sen. Christine Drazan, R-Canby, who is once again challenging incumbent Democratic Gov. Tina Kotek in the Nov. 3 midterm election.

The $700,000 check the contractors’ group cut to Drazan’s campaign in late August is the single largest donation they have made to a political candidate since their first political donations were recorded in 2006, according to data from the Oregon Secretary of State’s Office.…