PDFS vs VTOL 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.

Bristow Group Inc is the provider of vertical flight solutions. It provides aviation services to a broad base of integrated, national, and independent energy companies. The company provides commercial search and rescue (SAR) services in multiple countries and public sector SAR services in the United Kingdom on behalf of the Maritime & Coastguard Agency (MCA). Additionally, it offers fixed-wing transportation and other aviation-related solutions. Its energy customers charter its helicopters to transport personnel to, from, and between onshore bases and offshore production platforms, drilling rigs, and other installations. It has customers in Australia, Brazil, Canada, Chile, Colombia, Guyana, India, Mexico, Nigeria, Norway, Spain, Suriname, Trinidad, the U.K. and the United States.