POWELL INDUSTRIES INC

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

Other Events

Results of Operations and Financial Condition

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

Submission of Matters to a Vote of Security Holders

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

Other Events

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Material Modifications to Rights of Security Holders

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Other Events

Annual Report Scanned (Paper)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Preliminary Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

Other Events

General form for quarterly reports under Section 13 or 15(d)

2.02,8.01,9.01

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Specialized Disclosure Report

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

General form for quarterly reports under Section 13 or 15(d)

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Specialized Disclosure Report

Definitive Proxy Statement

Specialized Disclosure Report

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Specialized Disclosure Report

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Specialized Disclosure Report

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Specialized Disclosure Report

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Specialized Disclosure Report

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Registration of Securities on Exchange (amendment)

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Mauney William Marshall Jr

Ni Ping

Eckenrode David L

Birchall John

TUNINETTI DAVIDE

HOGLUND PETER G

COPE BRETT ALAN

METCALF MICHAEL WILLIAM

JOHNSON JAMES EDGAR JR

McKertcher Terry B

Williams Richard E

Williams Richard E

COPE BRETT ALAN

COPE BRETT ALAN

COPE BRETT ALAN

COPE BRETT ALAN

COPE BRETT ALAN

METCALF MICHAEL WILLIAM