35 Business management assistance; business information and advisory services; business administrative asset management, consultation and research services in the fields of energy, natural gas, electricity, utilities, oil and natural gas liquids; trading, marketing and sales on behalf of others of power, gas, derivatives and other energy related products.
37 Construction, maintenance and repair services.
38 Electronic transmission of messages, data and documents; telecommunications services; electronic voice messaging; electronic transmission of voice, image and data signals.
39 Transportation, gathering, storage and distribution of natural gas, natural gas liquids, and liquefied petroleum products; distribution and transmission of electricity; providing utility information in the fields of energy, natural gas and electricity, residential and commercial energy management supply services on behalf of others.
40 Processing of natural gas, natural gas liquids, and liquefied petroleum products, and generating of electricity.
42 Computer services; provision of computer databases in the fields of energy, natural gas, electricity, oil, natural gas liquids, refined products, petrochemicals, liquefied natural gas, cash management, and commodities and futures trading; personal, residential and commercial security system monitoring.