SIC 1623 · Construction

Water, Sewer, Pipeline, Comm & Power Line Construction

OpenFilings tracks 5 companies that the SEC classifies under Standard Industrial Classification code 1623; the most recent filing among them is dated Oct 16, 2026. 5 of them report standardized annual figures in XBRL, shown in the revenue column.

SEC EDGAR snapshot updated Oct 27, 2026, 11:27 PM EDT. Not investment advice.

Companies in this industry

Water, Sewer, Pipeline, Comm & Power Line Construction companies (SIC 1623)
#CompanyStateLatest filingRevenue (latest FY)
755MTZ MASTEC INCFLAug 18, 2026$14.3BFY2025
1126DY DYCOM INDUSTRIES INCFLOct 7, 2026$5.5BFY2026
1514MYRG MYR GROUP INC.COSep 10, 2026$3.7BFY2025
1569PRIM Primoris Services CorpTXOct 16, 2026$7.6BFY2025
2142PLPC PREFORMED LINE PRODUCTS COOHOct 9, 2026$669.3MFY2025

Ranked by position in the SEC company ticker list (roughly by market value) among all companies we track. Revenue is the latest full fiscal year; amounts in a foreign currency are shown with its code.

Latest reports from these companies

Annual, quarterly and current reports and proxy statements filed by the companies above, newest first.

Recent filings, SIC 1623
FiledCompanyFormWhat it isOriginal
Sep 10, 2026MYRG MYR GROUP INC.8-KMaterial agreement; New financial obligation· period Sep 8, 2026Document · Index
Aug 31, 2026PRIM Primoris Services Corp8-KDirector or officer change· period Aug 25, 2026Document · Index
Aug 27, 2026DY DYCOM INDUSTRIES INC10-QQuarterly report· period Aug 1, 2026Document · Index
Aug 26, 2026DY DYCOM INDUSTRIES INC8-KResults of operations· period Aug 26, 2026Document · Index
Aug 25, 2026DY DYCOM INDUSTRIES INC8-KDirector or officer change· period Aug 25, 2026Document · Index
Aug 17, 2026MTZ MASTEC INC8-KMaterial agreement; New financial obligation· period Aug 17, 2026Document · Index
Aug 10, 2026MTZ MASTEC INC8-KMaterial agreement; Other events· period Aug 6, 2026Document · Index
Aug 7, 2026MYRG MYR GROUP INC.8-KRegulation FD disclosure· period Aug 7, 2026Document · Index
Aug 6, 2026PRIM Primoris Services Corp8-K/AResults of operations; Other events· period Jul 31, 2026Document · Index
Aug 5, 2026PRIM Primoris Services Corp8-K/AResults of operations; Other events· period Jul 31, 2026Document · Index
Aug 5, 2026PRIM Primoris Services Corp10-QQuarterly report· period Jun 30, 2026Document · Index
Aug 4, 2026DY DYCOM INDUSTRIES INC8-KDirector or officer change· period Aug 4, 2026Document · Index
Aug 4, 2026PRIM Primoris Services Corp8-KResults of operations; Other events· period Jul 31, 2026Document · Index
Jul 31, 2026MTZ MASTEC INC8-KCurrent report· period Jul 31, 2026Document · Index
Jul 30, 2026MTZ MASTEC INC8-KResults of operations; Director or officer change; Regulation FD disclosure· period Jul 24, 2026Document · Index
Jul 30, 2026MTZ MASTEC INC10-QQuarterly report· period Jun 30, 2026Document · Index
Jul 30, 2026PLPC PREFORMED LINE PRODUCTS CO10-QQuarterly report· period Jun 30, 2026Document · Index
Jul 29, 2026MYRG MYR GROUP INC.10-QQuarterly report· period Jun 30, 2026Document · Index
Jul 29, 2026MYRG MYR GROUP INC.8-KResults of operations· period Jul 29, 2026Document · Index
Jul 29, 2026PLPC PREFORMED LINE PRODUCTS CO8-KResults of operations; Regulation FD disclosure· period Jul 29, 2026Document · Index
Jul 27, 2026PLPC PREFORMED LINE PRODUCTS CO8-KOther events· period Jul 27, 2026Document · Index
Jul 20, 2026MTZ MASTEC INC8-KNew financial obligation· period Jul 20, 2026Document · Index
Jul 7, 2026MTZ MASTEC INC8-KMaterial agreement; New financial obligation; Unregistered equity sale; Director or officer change· period Jun 30, 2026Document · Index
Jun 22, 2026PRIM Primoris Services Corp8-KResults of operations; Director or officer change; Regulation FD disclosure· period Jun 22, 2026Document · Index
Jun 1, 2026DY DYCOM INDUSTRIES INC8-KDirector or officer change; Shareholder vote results· period May 28, 2026Document · Index

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Source

  • U.S. Securities and Exchange Commission, EDGAR company submissions (SIC code and description) and XBRL company facts. The SEC does not endorse OpenFilings.