By: 247 Wallst.
Charles B. Stockdale, Michael B. Sauter, Douglas A. McIntyre

Secrecy is critical to more businesses than most people might imagine.

Entire industries are based to some extent on the process of creating goods and services and then putting them behind walls of secrecy.

This is a list of eight of the most secretive companies in America, firms which rely heavily on keeping secrets. A breach of their most confidential products or services could damage their current business value and, over time, even destroy a company.

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