# Perma-Pipe International Holdings, Inc. — DEF 14A

Perma-Pipe International Holdings, Inc. of THE WOODLANDS, TX filed a DEF 14A with the SEC on 1997-06-02. Industry: Industrial & Commercial Fans & Blowers & Air Purifing Equip.

## Filing

- Filed: 1997-06-02
- Form: DEF 14A
- Accession: 0000950137-97-002071
- Registrant: Perma-Pipe International Holdings, Inc.
- CIK: 0000914122
- Industry (SIC): Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564)
- State of incorporation: DE
- Location: THE WOODLANDS, TX

## Filing timeline for this registrant (53)

_Showing 12 of 53 filings._

| Filed | Form |
| --- | --- |
| [2026-05-13](https://search.stillhousedata.com/proxy/0001437749-26-016549) | DEF 14A |
| [2025-06-24](https://search.stillhousedata.com/proxy/0001437749-25-021109) | DEFA14A |
| [2025-05-15](https://search.stillhousedata.com/proxy/0001437749-25-017089) | DEFR14A |
| [2025-05-14](https://search.stillhousedata.com/proxy/0001437749-25-016914) | DEF 14A |
| [2024-07-02](https://search.stillhousedata.com/proxy/0001437749-24-021798) | DEFR14A |
| [2024-06-21](https://search.stillhousedata.com/proxy/0001437749-24-020983) | DEF 14A |
| [2023-05-09](https://search.stillhousedata.com/proxy/0001437749-23-013077) | DEF 14A |
| [2022-05-13](https://search.stillhousedata.com/proxy/0001437749-22-012244) | DEF 14A |
| [2021-04-16](https://search.stillhousedata.com/proxy/0001437749-21-009119) | DEF 14A |
| [2020-05-11](https://search.stillhousedata.com/proxy/0001437749-20-010313) | DEF 14A |
| [2019-05-08](https://search.stillhousedata.com/proxy/0001437749-19-009046) | DEFA14A |
| [2019-05-08](https://search.stillhousedata.com/proxy/0001437749-19-009045) | DEF 14A |

## More

- [CIK 914122 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=914122&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0000950137-97-002071.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.