NSSC vs DK Comparison

NAPCO Security Technologies Inc manufactures security products, encompassing access control systems, door-locking products, intrusion and fire alarm systems and video surveillance products. Its products are used for various applications which includes alarm systems like automatic communicators, combination control panels/digital communicators and digital keypad systems, fire alarm control panel and area detectors mainly used for commercial, residential, institutional, industrial and governmental uses. Geographically, the company derives a majority of its revenue from the United States.

Delek US Holdings Inc is an integrated energy business focused on petroleum refining, transportation and storage; wholesale crude oil, intermediate, and refined products, and convenience stores retailing. The company owns and operates independent refineries that produce a variety of petroleum products for transportation and industrial markets in the United States. Delek's logistics segment sells portions of the petroleum products its refineries produce. The logistics segment generates revenue through gathering, transporting, and storing crude oil and intermediate products, as well as by marketing, storing, and distributing refined products. The company also offers a collection of retail fuel and convenience stores operating in the Southeast region of the United States.