Martin Marietta does not see issues from DOJ review of deal to be material Martin Marietta (MLM) disclosed in a filing on April 25 that that the company sent a letter to its employees regarding its proposed acquisition of Texas Industries (TXI). In the letter, Martin Marietta stated in part: "Our views as to the progress made with respect to the required regulatory processes with the Securities and Exchange Commission and the Department of Justice remain positive. As expected, we received a second request for information as discussions with the DOJ continue. We are hopeful that a resolution will be reached that provides benefit to both our customers and our business. While we are not in a position to comment on any specific possible resolution, we believe any issues arising from the DOJís review will not be material. We remain confident the transaction will proceed on the original timetable with an expected close this summer."