SgtMaj Adan Moreno enlisted in the United States Marine Corps in January 2002 and graduated recruit training from Fox Co., 2d RTBn, MCRD San Diego, Ca., in March 2002. After attending MCT at Camp Pendleton, California, PFC Moreno received orders to Camp Lejeune, NC., for his MOS school.
With completion of Personnel Clerk School, he received the 0121 MOS (Personnel Clerk) and reported to Headquarters Squadron, Marine Aircraft Group 11, 3d Marine Aircraft Wing, MARFORPAC, San Diego Ca., to act as the GPAC (Group Personnel Administration Center) Unit Diary Clerk. During his time at MAG-11, LCpl Moreno got meritoriously promoted to Cpl 2 March 2004 and meritoriously promoted to Sgt 2 February 2005.
In April 2005, Sgt Moreno attended Sgt’s Course in 29 Palms, Ca. In October 2005, Sgt Moreno reenlisted and by January 2006, he received orders to MCRD, San Diego Ca., as a student at Drill Instructor School Class 2-06. Upon graduation from Drill Instructor School on 22 March 2006, Sgt Moreno received orders to 2d RTBn, Echo Company, where he served five platoons as Drill Instructor, two platoons as a Senior Drill Instructor and three cycles as a Series Chief Drill Instructor for Echo Company, where he got meritoriously promoted to the rank of SSgt 2 January 2008.
On February 2009, SSgt Moreno attended the Advanced Personnel Administration School in Camp Johnson, NC. Following completion of his MOS school, he reported to Camp Pendleton Ca., for Career Course in April 2009. As soon as he completed his Career Course in June of 2009, SSgt Moreno received orders to Camp Courtney, Okinawa Japan, 3d Marine Division G-1.
In July of 2009 SSgt Moreno assumed his duties at 3d Marine Division G-1, HQBn, where he was part of numerous training exercises and also participated in Operation Tomodachi, in mainland Japan from 19 March 2011 to 9 April 2011.
In March 2012, SSgt Moreno got promoted to the rank of GySgt. From April 2012 to September 2012, GySgt Moreno deployed as an Advisor to Afghanistan, (Helmand Province) in support of Operation Enduring Freedom 12-1 and 12-2 with 3d Battalion 8th Marines.
GySgt Moreno attended the Advanced Course in March 2013, class 3-13 in Camp Hansen, Okinawa japan. Upon school completion, GySgt Moreno received orders to Quantico Va., M&RA (MMEA-21) and assumed the duties as the Assistant 8999 monitor July of 2013.
From May 2014 to August 2014, GySgt Moreno reported to Officer Candidate School (OCS)where he served as a Sergeant Instructor for OCS during the summer. He also attended 1stSgt/MSgt Regional Seminar March 2015 in Camp Lejeune, NC., and 1stSgts Course in April 2015 class 1-15 at Quantico Va.
In June 2015, 1stSgt Moreno reported for duty at Frankfurt, Germany MCESG Region 7 to assume the duties as Region 7 1stSgt for North and West Africa. January 2017, 1stSgt Moreno attended Senior Enlisted PME at Quantico Va.
In June 2018, 1stSgt Moreno reported for duty at Marine Corps Base Hawaii, Alpha Company, 1st Battalion 3d Marines, 3d Marine Division.
On 4 January 2019, 1stSgt Moreno got frocked to SgtMaj and reported for duty at Marine Corps Base Hawaii, 2d Battalion 3d Marines, 3d Marine Division where he served until the deactivation of the battalion.
March 2022, SgtMaj Moreno reported for duty to 3d Radio Battalion III MEF.
In January 2023, SgtMaj Moreno reported for duty to HQMC MMEA to serve as the MMEA SgtMaj/8999 monitor.May 2025, SgtMaj Moreno reported for duty to Marine Corps Base Hawaii, where he will be serving as the MCBH SgtMaj.
SgtMaj Moreno’s personal decorations include the Meritorious Service Medal (3), Navy and Marine Corps Commendation Medal (3) and Navy Achievement Medal (2).
SgtMaj Moreno is married to the former Cecilia Lopez. They have one daughter; Steffany, who resides in Philadelphia PA.