NEU vs SWX Comparison

NewMarket Corp is a holding company that, through its subsidiaries, manufactures and sells petroleum additives. Petroleum additives are used in lubricating oils and fuels to enhance their performance in machinery, vehicles, and other equipment. It comprises two broad product applications. Lubricant additives are formulated chemical solutions that, when blended with base fluids, improve the efficiency, durability, performance, and functionality of mineral oils, synthetic oils, and biodegradable fluids. Fuel additives are chemical components that help oil refiners meet fuel specifications or formulated packages that improve the performance of gasoline, diesel, biofuels, and other fuels.

Southwest Gas Holdings Inc is a utility company engaged in the purchasing, distributing, and transporting of natural gas in the American Southwest. The company segments its activities into natural gas distribution and Utility Infrastructure Services units. The first of these encompasses the company's core natural gas business as distributors in the states of Arizona and Nevada. The natural gas distribution division is responsible for roughly half of Southwest Gas' total revenue through the sale of natural gas to mainly residential and small commercial customers. The Utility Infrastructure Services segment generates the other half of the company's total revenue from the underground piping contractor services that its subsidiary, Centuri Construction Group, provides.