Southern Company engages in the generation, transmission, and distribution of electricity.
Alcoa Corporation is engaged in the production of bauxite, alumina and aluminum, and various cast and rolled products.
Woodward is an independent designer, manufacturer, and service provider of control solutions for the aerospace and industrial markets.
Portland General Electric is an integrated electric utility company.
MYR Group is a specialty contractor serving the electrical infrastructure industry and commercial/industrial markets.
Chevron is an integrated energy and technology company.
ABM Industries is a provider of integrated facility solutions.
Phillips 66 is an energy manufacturing and logistics company with midstream, chemicals, refining and marketing, and specialties businesses.
CenterPoint Energy is a company engaged in electric transmission and distribution, natural gas distribution, and natural gas sales and services.
Berkshire Hathaway engages in insurance, freight rail transportation, and utility businesses.
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Bloom Energy Corporation designs, manufactures, and sells solid-oxide fuel cell systems.