Perma-Pipe International Holdings, Inc.

Perma-Pipe International Holdings, Inc., collectively with its subsidiaries ("PPIH", the "Company", "we", "our" or the "Registrant"), is engaged in the manufacture and sale of products in one reportable segment: Piping Systems. The Company was incorporated in Delaware on October 12, 1993. The Company's common stock is traded on the Nasdaq Global Market and reported under the ticker symbol "PPIH". The Company's fiscal year ends on January 31. Years, results and balances described as 2026, 2025 and 2024 are for the fiscal year ending January 31, 2027 and the fiscal years ended January 31, 2026 and 2025, respectively. PRODUCTS AND SERVICES The Company engineers, designs, manufactures and sells specialty piping systems and leak detection systems. Specialty piping systems include: (i) insulated and jacketed district heating and cooling piping systems for efficient energy distribution from central energy plants to multiple locations, (ii) primary and secondary containment piping systems for transporting chemicals, hazardous fluids and petroleum products, (iii) the coating and/or insulation of oil and gas gathering and transmission pipelines, and (iv) liquid and powder based anti-corrosion coatings applied both to the external and internal surfaces of steel pipe, including shapes such as bends, reducers, tees, and other spools/fittings used in pipelines for the transportation of oil and gas products and potable water.