CHEYENNE, Wyo. (AP) — The last of five defendants charged with defrauding investors of more than $4 million by promoting non-existent wind farm projects in Wyoming and South Dakota pleaded guilty Tuesday to felony charges.

Robert Arthur Reed, of Salt Lake City, pleaded guilty in federal court in Casper to conspiracy to commit mail and wire fraud and conspiracy to launder money. Four other co-defendants have entered earlier guilty pleas to various charges.