World-Class Company for Aerospace Defense Training

About Us

Delaware Resource Group

is a leading global aerospace defense contractor based in Oklahoma City. The company is a total training systems integrator providing services and support all over the world. Thousands of service men and women around the world count on DRG to provide critical training and logistics services for many of today’s modern military programs and aircraft.

As an ISO 9001:2015 and AS9100:2016 certified business registered through ANAB-accredited Platinum Registration, DRG has proven performance at the highest level of quality and standards. The company is also certified as a Minority Business Enterprise (MBE) by the National Minority Supplier Development Council and a recognized Indian Economic Enterprise (IEE) under DIAR 1480.201 and an SBA SDB.

DRG is proud to be American Indian-owned and a Busey Group company.


DRG offers a multitude of services in the government, aerospace defense and commercial industries.


DRG has participated as a teaming partner for a range of government agencies and commercial industries. We provide world-class services in the core disciplines of training, simulator instruction, courseware development, logistics, product purchasing, administration, human resource support, and project management. 


Latest news articles about DRG.

Indian Incentive:

Prime contractors with eligible Department of Defense contracts may qualify for a five percent cash rebate under the Indian Incentive Program with DRG as a teaming partner or subcontractor.


The caliber of our staffing powers our company’s success. With over 700 employees and 40 locations worldwide, DRG’s human capital is our strongest business asset, delivering an outstanding product that guarantees customer success.

Corporate Bios:

Meet the people of DRG, through the personal details and work history of our senior management, corporate staff, and program managers.

Awards and Honors:

Awards earned by DRG.