Douglas E. Patmore of Rockport, Indiana, was initiated as an Entered Apprentice on February 17, 1998, Passed to the Degree of Fellow Craft on March 26, 1998, and Raised to the Sublime Degree of a Master Mason on May, 1, 1998 in Eureka Lodge #397. He is a Past Master of Eureka Lodge #397 in 2002 and 2009. He is currently the Worshipful Master of Eureka Lodge for 2023. He is a member of Scofield Lodge #1818. He is a current member of the Scottish Rite, Valley of Evansville where He is a Past Sovereign Prince of the Council Line. He was crowned a 33rd Degree by the Supreme Council in August of 2017. He is a current member of the Evansville York Rite where he is a Past High Priest of Evansville Chapter, a Past Illustrious Master of Simpson Council, and a Past Commander of Lavalette Commandery. He is a Member of Evansville Red Cross of Constantine, Evansville Yeomen of York, and Evansville York Rite College. He is also a member of the AMD in Oakland City. He is also a member of Hadi Shrine Temple. He served the Grand Lodge of Indiana as an Area Representative from 2012 to 2016.
He served as Grand Marshal of the Grand Lodge in 2015-2016, Grand Steward & Tyler in 2018-2019, and Grand Marshal again from 2020 to 2022.