DRG is a premier global Aerospace and Defense Contractor, specializing in comprehensive operations, maintenance and training system integration, services, and support. Headquartered in Oklahoma City, we proudly deliver mission-critical training and logistics solutions to military forces around the world. Thousands of service members rely on DRG to support the readiness and effectiveness of today’s most advanced military platforms and programs. By delivering critical services that support our armed forces, we proudly stand beside those who serve, helping to defend America's freedom and uphold the values that make our nation strong. Our commitment to excellence is demonstrated by our ISO 9001:2015 and AS9100:2016 certifications, issued by the ANAB-accredited Platinum Registration. As a certified Minority Business Enterprise (MBE) by the National Minority Supplier Development Council, a recognized Indian Economic Enterprise (IEE) under DIAR 1480.201, and a certified SBA Small Disadvantaged Business (SDB), DRG is proud to bring both capability and diversity to every mission we support.
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The Delaware Resource Group annual revenue was $84.3 million in 2026.
Brian Busey is the CEO of Delaware Resource Group.
411 people are employed at Delaware Resource Group.
Delaware Resource Group is based in Oklahoma City, Oklahoma.
The NAICS codes for Delaware Resource Group are [33, 3364, 336, 33641].
The SIC codes for Delaware Resource Group are [82, 824].