Official filing · original source linked

Advanced Drainage Systems, Inc WARN notice — IA

Name: Advanced Drainage Systems, Inc WARN notice
Creator: Iowa Workforce Development

Advanced Drainage Systems, Inc reported 71 workers affected in Waterloo. Notice date: Jun 18, 2025; planned effective date: Aug 17, 2025.

Raw employer name: Advanced Drainage Systems, Inc
Canonical company: Advanced Drainage Systems →
Workers affected: 71
Event type: closure
Filing status: filed
Notice / received date: Jun 18, 2025
Effective date: Aug 17, 2025
City: Waterloo →
County: Black Hawk →
State: Iowa →
ZIP: 50701
Reported location: Waterloo
Published address: 300 Ansborough Ave
Source classification: Closing
Source agency: Iowa Workforce Development

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Original source & provenance

Open supplied source ↗

Agency source
Iowa Workforce Development

Source ID / record ID
ia-iwd / advanced-drainage-systems|300-ansborough-ave|2025-08-17

First ingested
Oct 6, 2026 · 16:01 UTC

Last observed
Oct 7, 2026 · 12:19 UTC

Snapshot SHA-256
62da32a33dba482229f6553654d266e143ce9718af476643145560ac7c1456d2

View original source row

[
  "Advanced Drainage Systems, Inc",
  "300 Ansborough Ave",
  "Waterloo",
  "Black Hawk",
  "IA",
  50701,
  "Closing",
  71,
  "2025-06-18T00:00:00.000Z",
  "2025-08-17T00:00:00.000Z",
  "Northeast Iowa",
  "Manufacturing"
]

A source-linked public record. Secondary records are attributed to their provider and are not independently verified. For direct records, “Verified” means sourced from an official agency; it does not confirm the layoffs took place.

Related company filings

Company / location	Workers	Effective date	Notice date	Type / source
Advanced Drainage Systems, Inc.Olympia, WA	54	Mar 29, 2025	Jan 28, 2025	closureSource ↗
Advanced Drainage Systems. Inc.Montgomery, AL	59	Mar 18, 2023	Jan 25, 2023	closureSource ↗
Advanced Drainage SystemsLogan Township, NJSecondary · WARN Feed	59	Apr 3, 2023	Unavailable	UnavailableSource ↗

Dates and counts are the supplied source’s reported values. Secondary-provider locations are unstructured; they are not confirmed worksite addresses. Check the original document for phased dates, updates and exceptions.