This category is reserved for companies who supply air force and aerospace products and services to the military and defense industries.

This category is reserved for companies who supply biodefense products and services to the military and defense industries.

This category is reserved for companies who supply communications, radar and vision products and services to the military and defense industries.

This category is reserved for companies who supply consultancy, logistics and intelligence products and services to the military and defense industries.

This category will list web sites that contain alphabetical or classified lists of resources covering Defense companies. This category will also list Guides that provide information on this subject that goes beyond simple listing and description.

This category is reserved for companies who supply electronics, engineering and software products and services to the military and defense industries.

This category is reserved for companies who supply guns, missiles and munitions products and services to the military and defense industries.

This category is reserved for companies who supply military equipment, parts and products to the military and defense industries.

This category is reserved for companies who supply military transport and combat vehicles products and services to the military and defense industries.

This category is reserved for companies who supply naval and marine products and services to the military and defense industries.

This category will list URLs for news services, newspapers, books, magazines and e-zines, and journals that are dedicated to the defense industry.

This category is reserved for companies who supply training and recruitment products and services to the military and defense industries.