PLAB vs ROCK Comparison

Photronics Inc is a U.S.-based company that is principally engaged in manufacturing photomasks. The photomasks are photographic quartz or glass plates that contain microscopic images of electronic circuits that are used as a component in the manufacture of integrated circuits and flat-panel displays. The revenue from products designed for integrated circuits production accounts for the majority of total revenue, with the rest derived from products for flat-panel display production. The company's assets are located in Taiwan, Korea, and the United States. It generates revenue world-wide, including in the United States, Europe, Taiwan, Korea, China, and elsewhere in Asia, with Taiwan contributing the majority of total revenue.

Gibraltar Industries Inc manufactures and provides products and services for the Renewable energy, Residential, Agtech, and Infrastructure markets. The Renewables Segment is engaged in designing, engineering, manufacturing, and installing solar racking and electrical balance systems. Agtech Segment provides growing and processing solutions including the designing, engineering, manufacturing, full-scope construction, maintenance, and support of greenhouses and indoor growing operations, and botanical extraction systems. It derives key revenue from the Residential segment which offers roof and foundation ventilation products, single point and centralized mail systems electronic package solutions, and Retractable awnings and gutter guards, among other products.