PDFS vs ERII Comparison

PDF Solutions Inc offers products and services designed to empower engineers and data scientists across the semiconductor ecosystem to improve the yield, quality, and profitability of their products. The solutions combine proprietary software, physical intellectual property (or IP) for integrated circuit (or IC) designs, electrical measurement hardware tools, various methodologies, and professional services. The company's products and services are sold to integrated device manufacturers (or IDMs), fabless semiconductor companies, foundries, outsourced semiconductor assembly and test (or OSATs), and system houses.

Energy Recovery Inc is an engineering-driven technology company. It is engaged in engineering, designing, manufacturing and supplying solutions that make industrial processes more efficient and sustainable. The company operates in three segments, Water, Emerging Technologies and Corporate. It offers energy recovery devices (ERDs) and pumps as well as related products and services to the reverse osmosis desalination market. The company derives a majority of the revenue from the Water segment. Geographically, the company operates in the U.S. and other international countries.