PPIH vs RELL Comparison

Perma-Pipe International Holdings Inc is engaged in the manufacture and sale of products in Piping Systems. The company engineers, designs, manufactures, and sells specialty piping systems and leak detection systems. Specialty piping systems of the company include insulated and jacketed district heating and cooling piping systems for efficient energy distribution from central energy plants to multiple locations, primary and secondary containment piping systems for transporting chemicals, hazardous fluids, and petroleum products, the coating and insulation of oil and gas gathering and transmission pipelines, and 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 fittings.

Richardson Electronics Ltd is a world-wide manufacturer of engineered solutions, green energy products, power grid and microwave tubes, and related consumables; power conversion and RF and microwave components including green energy solutions; tubes for diagnostic imaging equipment; and customized display solutions. It serve customers in alternative energy, healthcare, aviation, broadcast, communications, industrial, marine, medical, military, scientific, and semiconductor markets. Its products and services include design-in support, systems integration, prototype design and manufacturing, testing, logistics, etc. Its segments are Power and Microwave Technologies (PMT), Green Energy Solutions (GES), and Canvys. Majority of Sales is from PMT. Majority of sales is from North America.