May promotions Published April 26, 2007 MALMSTROM AIR FORCE BASE, Mont. -- The following individuals will be promoted to the rank indicated in a ceremony starting at 3 p.m. Monday at the Grizzly Bend Club: To Senior Airman below the zone: Renar Benson 341st Security Forces Squadron Brian Falk 741st Missile Security Forces Squadron Mark Readnour 341st Security Forces Group Jacob See 341st SFG To Staff Sergeant: Derrick Avery 341st Maintenance Operations Squadron Joshua Barclay 341st Missile Maintenance Squadron Andrew Chaney 741st MSFS William Cross 341st Missile Security Forces Squadron Michael Davis 341st Logistics Readiness Squadron Odniel Gonzalez-Ortiz 341st MOS Mary Habig 341st Medical Operations Squadron Brian Hess 819th RED HORSE Squadron Eric Johnson 341st MMXS Clifford Kinsman 341st MSFS Donald Koeniguer 341st MOS Matthew Ricker 341st MOS Hal Rogers 341st MOS Jacob Schuhardt 819th RHS Jonathan Tillery 341st MMXS Carlos Torocumba 819th RHS Aaron Wilson 341st MSFS To Technical Sergeant: Joseph Gettis 341st MDOS Timoth Milligan 341st Civil Engineer Squadron James Porter 341st SFS Daniel Wallace 341st CES To Master Sergeant: Timothy Klingenberg 341st CES Michael Koss 341st Operations Group To Senior Master Sergeant: Samie McPherson 341st MOS