Sergeant Major Best was born and raised in Liberty, Texas. His Marine Corps career started in August 2004 when he attended recruit training at Marine Corps Recruit Depot San Diego, CA. He graduated Supply basic school as a Supply Administration and Operations Clerk (3043).
In March 2005, he proceeded to Marine Aircraft Group 12, Iwakuni, Japan to work in ground supply and fiscal. He then received orders to 2nd Supply Battalion, Camp Lejeune, NC in September 2006. Sergeant Major Best deployed to Iraq with 2nd Supply Battalion in July 2007 as the procurement chief. Upon returning from deployment, Sergeant Major Best decided to open a small construction business in the civilian sector and was honorably discharged in 2008.
Sergeant Major Best decided to continue his military service and returned to the Marine Corps in 2009 and received orders to Inspector Instructor (I&I) duty in San Jose, CA. While on I&I duty, Sergeant Major Best attended the Combat Marksmanship Instructor course and the Martial Arts Instructor courses. Sergeant Major Best received orders in April 2012 to Combat Logistics Regiment 15, Headquarters Company. Then in 2013, he attended the Martial Arts Instructor Trainer course. Sergeant Major Best requested orders to Marine Security Guard (MSG) School with class 5-15. His first assignment was in Kigali, Rwanda where the Marines of his detachment performed exceptionally well and were awarded the 2016 Regional Iron detachment award and was recognized as the 2017 Detachment of the year. Due to that success, Sergeant Major Best was selected to be an MSG Instructor/Advisor at the MSG schoolhouse in Quantico, VA. After a 2-year SDA extension in July 2018, Sergeant Major Best proceeded to his second assignment as Detachment Commander in Bogota, Colombia. His detachment in Bogota won the 2020 detachment of the year honors for their sustained high performance during the pandemic.
In August 2020, Sergeant Major Best reported to 3rd Intelligence Battalion, Okinawa, Japan as the Supply Chief. Shortly after arrival to Okinawa, Sergeant Major Best received orders to III MEF Support Battalion where he served as both the Support Company and Headquarters Company First Sergeant. Sergeant Major Best was the recipient of the 2021 Bob Feller Act of Valor award foundations Jerry Coleman award that recognizes the top SNCO in the Marine Corps in regards to leadership both on duty and in the civilian community. In July 2023, Sergeant Major Best reported to I&I Greensboro, NC as the Unit senior enlisted leaders. In September 2023, Sergeant Major Best earned his 4th degree red tab as a Martial Arts Instructor Trainer. In August 2024, Sergeant Major Best was frocked and reported to 2nd Battalion 8th Marines, Camp Lejeune, NC. On 30 May 2025, Sergeant Major Best executed a permanent change of assignment and reported to 2d Assault Amphibian Battalion.
Sergeant Major Best earned his Bachelor's degree in Management in 2013 and his Master's degree in Business Administration (M.B.A.) in 2022 while making the dean's list with a 3.7 grade point average. He has had five professional articles published: "Lessons Learned" (July 2018), "Reflections on Leadership" (July 2019), "The Marine Security Guards and the Evacuation of U.S. Embassy Caracas" (July 2020), “Marine Security Guard Detachment Commander” (August 2022), and “Improving the Enlisted Assignments Process” (December 2023).
Sergeant Major Best is proudly married to his spouse (Rei) for 18 years and is father to a creative 7 year old daughter (Dawson) and a curious 6 year old son (Daniel).
His personal awards include: (1) Meritorious Service Medal, (2) Navy and Marine Corps Commendation Medals, (1) State Department Superior Honor Award, (4) Navy and Marine Corps Achievement Medals, (4) State Department Meritorious Honor Awards, and (3) Outstanding Volunteer Service Medals.