Major Folan was born in Geneva, Illinois and attended Officer Candidate School in the summer of 2008. Upon commissioning in May of 2009, Second Lieutenant Folan attended The Basic School and Infantry Officer Course.
Upon completion of the Infantry Officer Course, Second Lieutenant Folan was assigned to Alpha Company, 1st Battalion, 6th Marines, as a Rifle Platoon Commander. He deployed as a Rifle Platoon Commander with Weapons Company, 1st Battalion, 6th Marines to Sangin and Kajaki District, Afghanistan from July 2011 to February of 2012, in support of Operation Enduring Freedom.
In May of 2012, First Lieutenant Folan served as the Company Commander for Headquarters and Service Company, 1st Battalion, 6th Marines. In August of 2012, First Lieutenant Folan was selected to serve as the Aide de Camp to the Commanding General of the Second Marine Division. In July of 2013, First Lieutenant Folan attended the Basic Airborne Course at Fort Benning, GA where he graduated as the Officer Honor Graduate.
In November of 2013, Captain Folan was assigned to The Basic School. At The Basic School, he served as a Warfighting Instructor, Staff Platoon Commander, and Infantry Officer Course Instructor until July of 2016.
In July of 2016, Captain Folan attended Expeditionary Warfare School, and graduated as a distinguished graduate. Following his graduation in 2017, Captain Folan served as a Platoon Commander, Officer Candidate Course, at Officer Candidate School. He was subsequently assigned to 3rd Battalion, 8th Marines as the India Company Commander in August of 2017. He deployed as the Alert Force Company Commander in support of SPMAGTF-CR AF from August 2018 to April 2019. Upon returning from deployment he attended Operations Tactics Instructor Course, Marine Corps Tactics and Operations Group and was Officer distinguished graduate. Following his graduation, Captain Folan was assigned as the Operations Officer for 3rd Battalion, 2nd Marines, and deployed in support of the Marine Rotation Force – Europe in Norway from May 2020 to October 2020. In November 2020, Major Folan checked into the 2d Marine Division G-3 and served as the assistant plans officer. He reported to Recruiting Station Denver in June 2021.
Major Folan holds a Bachelor of Arts degree in political science from William Jewell College, and a Master of Arts degree in business administration from Northeastern University.