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Our mission at GEN4 Services, LLC. is to provide businesses the competitive advantage in their pursuit of Department of Defense Government Contracts. We are the industries "Team Member of Choice" for producing winning proposals and retaining government contracts in the area of DOD Logistics, Personnel Services, Aviation and Base Operations. Our corporate leadership  as well as proposal development will give assurance of winning proposals for your new business projects.

Corporate Leadership

Emmett Shaffer
Donald Shaffer
Vice President of Operations

Lieutenant Colonel (Emmett) C. Shaffer III, USA (Ret) is the President of GEN4 Services, and Managing Partner of CLX Support Services.  He retired from the U.S. Army in 2003, following 22 years of distinguished service.  He is a graduate of Brookfield High School, Brookfield Ohio and a Distinguished Graduate of Youngstown State University, Youngstown Ohio.


Emmett spent the majority of his career serving within the United States Special Operations Command (USSOCOM). He commanded six times, with command experience at the aviation unit, intermediate, battalion and brigade levels.


Immediately following the events of 9-11, he was selected to serve as the Deputy Commander of the 160th Special Operations Aviation Regiment (Airborne), Ft. Campbell Kentucky.  In addition to orchestrating and supporting the operational missions in Afghanistan, he was responsible for supervising the Army’s Special Operations Aviation Training Program to include assessment, training and integration of all special operations occupational specialties.  While serving in this dynamic role, he had direct supervision of aircraft systems integration, and flight testing of the unit’s highly modified special operations rotary wing fleet. 


Previous to his return assignment to the 160th, he activated and commanded the first Division Aviation Support Battalion (602nd ASB), in support of the 2nd Infantry Division in Korea. 


Emmett is a Master Aviator, and U.S. Army certified Maintenance Test Pilot with over 3,000 flight hours. He holds a FAA Commercial rating in fixed and rotary wing aircraft.

Recently retired as a Colonel from US Air Force after 27 years on Active Duty. Don spent the majority of his career in Air Mobility Command and Air Education and Training Command flying airlift, tanker and trainer aircraft, and also served three tours in the Pentagon.  He is a graduate of Brookfield High School, Brookfield Ohio and the United States Air Force Academy.


Don commanded six times at the squadron, group and wing levels and served as the Vice Wing Commander of the 437th Airlift Wing, Charleston AFB, South Carolina, and Wing Commander of the 319th Air Refueling Wing/319th Air Base Wing, Grand Forks AFB, North Dakota, where he led the successful transition from AMC’s KC-135 air refueling mission to ACC’s RQ-4 Global Hawk strategic reconnaissance mission. 


His last duty assignment was as a Senior Advisor to the Air Force Chief of Staff at Headquarters USAF.  He is a command pilot, with over 3,800 flight hours in eight Air Force aircraft including the T-38, C-141, C-17, and KC-135. Don will provide direct executive oversight of GEN4’s operational contracts.

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