Real estate appraisals in the field of electrical energy; financial valuations in the field of electrical energy

Engineering services and design of facilities to produce, process, refine and improve crude oil, petrochemicals and gas, and engineering services and design of facilities for transporting, distributing and storing hydrocarbons, and to generate and transmit electricity

Business appraisals in the field of electrical energy; preparing business reports in the field of electrical energy; advising business on issues of environmental protection for business purposes

Treatment of materials through the processing and refining of oil crude, petrochemicals, hydrocarbons, gases, steel and aluminum; manufacture of oil and gas distribution pipeline, oil will casing, tubing and drill pipes

Printed materials, namely studies, brochures and reports in the field of engineering, design, operation, consultation and construction for the oil, petrochemical, steel, aluminum, power, telecommunications and mass transportation industries; Printed instructional materials in the field of engineering, design, operation, consultation and construction for the oil, petrochemical, steel, aluminum, power, telecommunications and mass transportation industries