Some companies in government contracting have complained to officials in Trump’s inner circle that Lewandowski, as a special government employee, has directly or indirectly stood to personally profit from the DHS contracting process.

Such complaints are rare in the defense contracting industry, in which relationships are often carefully built over years and across political parties.

Asked whether he has ever received "any money from any of the contracts" he signed off on, Lewandowski previously told NBC News, "zero, not one penny."