MFRI FORM 10-K 2009

Company

Perma-Pipe International Holdings, Inc.

Filed

April 19, 2010

Period of Report

April 16, 2010

Accession Number

0000914122-10-000003

A 10-K is a company's comprehensive annual report, required by the SEC. It includes audited financial statements, a description of the business, risk factors, and management's discussion of results. Learn more about 10-K filings →