Major (Maj) Abelardo Llamas is a native of Tucson, AZ. Upon graduation from Officer Candidates School in 2009, he commissioned as a Second Lieutenant, and subsequently attended The Basic School and the Infantry Officer Course in Quantico, Virginia from 2010 through 2011.
Maj Llamas' first assignment was with Charlie Company (CO), 2d Light Armored Reconnaissance (LAR) Battalion, 2d Marine Division. Upon completion of LAR Leader's Course in 2012, he was assigned as 3d Platoon Commander. In 2013, he was assigned as Company Executive Officer, Headquarters and Service (H&S) CO.
In 2014, he deployed to CENTCOM Forward- Jordan in support of Operation Inherent Resolve (OIR). In 2014, Maj Llamas executed Permanent Change of Station (PCS) orders to the Joint Improvised Explosive Device (IED) Defeat Organization (JIEDDO) where he served as the Operations Officer, Afghanistan-Pakistan Task Force, Joint Intelligence Department. He deployed to Combined Joint Task Force- Operation Inherent Resolve where he served as the Counter-IED Operations Officer in 2015. From 2016-2017, he attended the Expeditionary Warfare School Blended Seminar Program where he was a Distinguished Graduate.
In 2017, Maj Llamas executed PCS orders to assume command of Golf CO, 2d Battalion (BN), 3d Marines (MAR). In 2018, he deployed the company to Okinawa, Japan in support of the Forward Deployed Forces- Hawaii Unit Deployment Program.
Following company command in 2019, he executed PCS orders to Lansing, MI where he served as the Inspector-Instructor (I-I) for Co C, 1st BN, 24th MAR. Maj Llamas then executed PCS orders in 2022 to Naval Base Guam where he served as the Marine Advisor and Plans Officer for the 30th Naval Construction Regiment.
Finally, in 2025, Maj Llamas executed PCS orders to Houston, TX where he currently serves as the Assistant I-I for 1st BN, 23d MAR, and also as the Company I-I for both Apollo CO and H&S CO.
Maj Llamas is a graduate of The Basic School (2011), Infantry Officer Course (2011), Light Armored Reconnaissance Leaders Course (2012), Cavalry Leaders Course (2013), Expeditionary Warfare School Blended Seminar Program (Distinguished Graduate, 2017), and Marine Corps Command and Staff Distance Education Program (2023). He holds a Bachelor of Arts in Spanish from Wabash College (2009).
Major Llamas' personal decorations include the Defense Meritorious Service Medal (w/ oak leaf), the Navy and Marine Corps Commendation Medal (w/ star), and the Joint Service Achievement Medal.