Marine Corps service
McMenamin was commissioned a second lieutenant in the Marine Corps via the Naval Reserve Officer Training Corps program.
Completing The Basic School in December 1974, he was assigned to 2nd Battalion, 9th Marines, 3rd Marine Division, Okinawa, Japan where he served as the 81mm Mortar Platoon Commander and Headquarters & Service Company Executive Officer. Returning from Okinawa in February 1976, he was assigned to Marine Corps Recruit Depot San Diego, where he served as a series officer, battalion adjutant and regimental adjutant.
In October 1979, he transferred to the 1st Marine Division, Camp Pendleton, California where he served as the weapons company commander and the battalion fire support coordinator with the 2nd Battalion, 7th Marines for 3 years. Following this tour, he attended Amphibious Warfare School at Quantico, Virginia.
After completing Amphibious Warfare School, McMenamin reported to The Basic School, where he served as a tactics instructor, tactics section chief, student company commander and assistant tactics group chief. Selected for recruiting duty, he served as the commanding officer of Recruiting Station, Cincinnati, Ohio from June 1986 to June 1989. After recruiting duty, he attended Marine Corps Command and Staff College. Completing school in June 1990, he then served an air-ground exchange tour with the 1st Marine Aircraft Wing in Okinawa, Japan.
Returning to the United States in July 1991, he was initially assigned as the G-3 Training Officer of the 2nd Marine Division, Camp Lejeune, North Carolina. He later assumed command of the 2nd Light Armored Reconnaissance Battalion in July 1992. Completing this assignment in February 1994, he completed his tour with the 2nd Marine Division as the assistant chief of staff, readiness. Following his tour with the 2nd Marine Division, he attended the Naval War College in June 1994. Graduating with a Master of Arts degree in strategic studies and national security affairs in May 1995, he reported for joint duty with the United States Central Command serving as the Strategy Branch Chief and Division Chief, Policy and Strategy Division in the J-5 Plans and Policy Directorate.
In June 1999, he reported for duty as the commanding officer of the Sixth Marine Corps District. Brigadier General McMenamin relinquished command of the Sixth Marine Corps District on June 26, 2001. He served as the commanding general, Marine Corps Recruit Depot Parris Island, South Carolina from June 27, 2001, until May 25, 2004. In June 2004 he was assigned as the director, Iraq Survey Group, Baghdad, Iraq. He assumed duties as the assistant division commander of 2nd Marine Division during December 2004.
Major General Jarvis D. Lynch Jr., USMC, retired in 1991 as the commanding general, Marine Corps Recruit Depot/commanding general, Eastern Recruiting Region, Parris Island, South Carolina.
Louis Hugh Wilson Jr. was United States Marine Corps four-star general and a World War II recipient of the Medal of Honor for his actions during the Battle of Guam. He served as the 26th commandant of the Marine Corps from 1975 until his retirement from the Marine Corps in 1979, after 38 years of service.
Frank J. Breth was a United States Marine Corps brigadier general who was the commanding general, Marine Corps Recruit Depot and the Western Recruiting Region, San Diego, California.
John F. Sattler is a retired United States Marine Corps Lieutenant General and was the Director of Strategic Plans and Policy, U.S. Joint Chiefs of Staff. He was also concurrently the United States' representative to the Military Staff Committee of the United Nations.
Joseph V. Medina is a retired U.S. Marine Brigadier General whose career has taken him from an initial posting leading a rifle platoon to head of the contingency plans branch overseeing NATO's Kosovo operation. On November 2003, Medina took command of Expeditionary Strike Group Three. This event marked the first time in history that a United States Marine Corps officer took command of a Naval flotilla. In April 2007, BGen Medina took command of the 3rd Marine Division.
Major General Carl B. Jensen is a retired United States Marine Corps general officer whose last command was Marine Corps Installations East. Jensen retired from active duty on July 22, 2011 after 36 years of service.
Major General Ronald G. Richard is a retired United States Marine Corps officer who last served as the Commanding General of Marine Corps Base Camp Lejeune.
Kenneth McLennan was a decorated U.S. Marine General. He is most noted for his service as the Assistant Commandant of the United States Marine Corps from 1979 to 1981. In recognition of his distinguished service as Assistant Commandant and Chief of Staff, he was presented the Distinguished Service Medal by the Commandant of the Marine Corps upon his retirement on July 1, 1981.
Robert Edward Haebel was a United States Marine Corps major general whose last command was Marine Corps Base Camp Pendleton. He retired in 1987 after 42 years of service. He was interred with honors at Arlington National Cemetery September 16, 2017.
Robert B. Johnston is a retired United States Marine Corps lieutenant general whose last duty assignment was as Commander, Marine Forces Atlantic Marine Forces Europe and II Marine Expeditionary Force. During the Gulf War, he served as the CENTCOM Chief-of-Staff. He retired from the U.S. Marine Corps in 1995 after over 34 years of active duty service.
George Ronald Christmas is a retired United States Marine Corps lieutenant general. Christmas was awarded the Navy Cross and Purple Heart for valor in 1968, during the Vietnam War. He served on active duty in the Marine Corps for 34 years, retiring in 1996. After retirement, he served as the President and CEO of the Marine Corps Heritage Foundation for 16 years.
William Kenefick Jones was a United States Marine Corps lieutenant general and a highly decorated veteran of three wars, receiving the Navy Cross, the Silver Star, the Bronze Star, and the Purple Heart. He was a battalion commander in World War II; a regimental commander just after the Korean War; and a division commander during the Vietnam War. LtGen Jones' last command was the Fleet Marine Force, Pacific. He served in the Marine Corps for 33 years, retiring from active duty in 1972.
Major General Walter Lee Miller Jr. is a retired senior officer in the United States Marine Corps.
William George Joslyn was a decorated officer in the United States Marine Corps with the rank of major general. A veteran of three wars, Joslyn distinguished himself in the Korean War and rose to the rank of general during the Vietnam War. He completed his career as commanding general, 2nd Marine Division.
George William Smith was a decorated officer in the United States Marine Corps who rose to the rank of major general. He began his 34-year career as an Enlisted Reservist during World War II, later integrating into the regular Marine Corps and distinguishing himself as commanding officer, 1st Battalion, 9th Marines during the Vietnam War. His last assignment was commanding general, 3rd Marine Division on Okinawa, Japan.
John Carroll Miller Jr. was a decorated officer in the United States Marine Corps with the rank of Brigadier general. A veteran of the Pacific War, he was wounded twice and received decorations for valor on Saipan and Okinawa. He remained in the Marines and retired as Brigadier general and Commanding general, Landing Force Training Command, Atlantic.
Robert R. Blackman Jr. is a retired lieutenant general in the United States Marine Corps who served as commanding general of United States Marine Corps Forces Command from 15 August 2005 until his retirement on September 1, 2007. Blackman also commanded United States Marine Corps Forces, Europe; United States Marine Corps Forces, South; United States Marine Corps Bases, Atlantic; United States Fleet Marine Force, Atlantic; and United States Fleet Marine Force, Europe.
Richard T. Tryon is a retired U.S. Marine lieutenant general. He previously served as commander of United States Marine Corps Forces Command, 2nd Marine Division and the 24th MEU (SOC).
Frank Edmund Garretson was an American military officer who served in the United States Marine Corps with the rank of brigadier general. A veteran of World War II, he distinguished himself as commanding officer of Company F, 2nd Battalion, 24th Marines, 4th Marine Division during the attack on Namur Island, Kwajalein Atoll, on February 1–2, 1944 and received the Navy Cross, the United States' second-highest decoration awarded for valor in combat.
William Charles Chip was a decorated officer in the United States Marine Corps with the rank of major general. A veteran of three wars, Chip distinguished himself as battalion executive officer in Korea and later as commanding general, Task Force Hotel during Vietnam War.
United States of America 
