AIAA - American Institute of Aeronautics and Astronautics
From the AIAA website:
"Today, with more than 31,000 members, AIAA is the world's largest professional society devoted to the progress of engineering and science in aviation, space, and defense. The Institute continues to be the principal voice, information resource, and publisher for aerospace engineers, scientists, managers, policymakers, students, and educators. AIAA is also the go-to resource for stimulating professional accomplishment and standards-driven excellence in all areas of aerospace for prominent corporations and government organizations worldwide."
Please refer to the 'Approvals' page of the listed locations for the exact scope of the approvals.
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