SR vs AEIS Comparison

Spire Inc. is the holding company for Spire Missouri, Spire Alabama, other gas utilities, and gas-related businesses, focused on growing organically, investing in infrastructure, and advancing through innovation. Its three segments are Gas Utility, Gas Marketing, and Midstream. The Gas Utility segment is the core business and includes Spire Missouri, Spire Alabama, and Spire EnergySouth. The Gas Marketing segment includes Spire Marketing, which provides non-regulated natural gas services across the U.S. The Midstream segment includes Spire Storage, Spire STL Pipeline, and Spire MoGas Pipeline. The majority of revenue comes from Gas Utility.

Advanced Energy Industries Inc provides precision power-conversion measurement and control solutions that transform power into various forms for use in manufacturing and industrial equipment and applications. The firm serves original equipment manufacturers and end customers in the semiconductor, flat panel display, solar panel, and other industrial capital equipment markets. Products include thin-film power-conversion systems, which control and modify raw electrical power into a customizable, predictable power source, and power control modules, which control and measure temperature during manufacturing cycles. A majority of the firm's revenue is generated in United States, with the rest from Mexico, Taiwan, China and All others.