Executive Change

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 DATE OF REPORT: October 31, 2017 (Date of earliest event reported) POWELL INDUSTRIES, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware (State or other jurisdiction of incorporation or organization) 001-12488 (Commission File Number) 88-0106100 (I.R.S. Employer Identification Number)       8550 Mosley Road Houston, Texas (Address of Principal Executive Offices)   77075-1180 (Zip Code) (713) 944-6900 (Registrant’s Telephone Number, Including Area Code) N/A (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: £ Written communications pursuant to Rule 425 under the Securities Act (17CFR230.425) £ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17CFR240.14a-12) £ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17CFR240.14D-2(b)) £ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17CFR240.13e-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 October 31, 2017, Powell Industries, Inc. (the “Company”) received notification from Scott E. Rozzell that Mr. Rozzell intends to retire from the board of directors of the Company effective at the end of his current term, which will expire at the 2018 Annual Meeting of Stockholders. Mr. Rozzell’s decision to retire is not related to any disagreement with the Company over any of its operations, policies or practices. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. POWELL INDUSTRIES, INC. Date: October 31, 2017 By:     /s/ Don R. Madison         Don R. Madison Executive Vice President Chief Financial and Administrative Officer (Principal Financial Officer)