W. Va. Code § 19-12-18: Confidentiality of trade secrets.

The commissioner may not make public information which contains or relates to trade secrets, commercial or financial information obtained from a person which is privileged or confidential information: Provided, That when the information is necessary to carry out the provisions of this article, this information may be revealed, subject to a protective order, to any federal, state or local agency consultant; or may be revealed, subject to a protective order, at a closed hearing or in findings of fact issued by the commissioner.