However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractors legal duty to furnish information. A majority of the PMO's portfolio are "production" projects for engineering, fabrication, assembly and testing of food, drug and chemical batch process capital equipment and sub-systems within the domestic manufacturing facilities of the company and, as needed, at specific job sites worldwide.