Executive Change

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 22, 2018 (March 19, 2018)           L.B. Foster Company (Exact name of registrant as specified in its charter)     Pennsylvania 000-10436 25-1324733 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.)       415 Holiday Drive, Pittsburgh, Pennsylvania       15220 (Address of principal executive offices)       (Zip Code)     Registrant’s telephone number, including area code (412) 928-3400   (Former name or former address, if changed since last report.)   Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):   ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)   ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)   ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))   ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))   Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).   ☐ Emerging growth company   If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐ Item 5.02     Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On March 19, 2018, Mr. Christopher T. Scanlon, Controller and Chief Accounting Officer, notified L.B. Foster Company (the “Company”) of his intention to resign effective March 30, 2018. Mr. James P. Maloney, Senior Vice President, Chief Financial Officer, and Treasurer will perform the duties of Principal Accounting Officer until that position is filled. SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.       L.B. FOSTER COMPANY       (Registrant)         Date: March 22, 2018   /s/ Patrick J. Guinee       Patrick J. Guinee       Senior Vice President,       General Counsel, and Corporate Secretary