Mary Throne advocated development of all energy resources, while Rex Wilde and Ken Casner leaned more toward developing renewables such as wind and solar power.
Foster Friess' contributions helped propel 2012 GOP presidential candidate Rick Santorum from single digits in the polls to virtually tying Mitt Romney.
Tyrrel announced his candidacy in front of his Charlie T's Pizzeria in downtown Casper in November, and cited his grass-roots, common-man background as a reason to vote for him.
Both the state's Democratic and Republican parties have different procedures for the caucus process, but neither is as easy the primary process where voters can cast their votes and leave.