35
Technical and economic feasibility studies in the nature of economic forecasting and analysis, capital and operating cost estimating, planning, scheduling and cost control in the field of energy
37
Operations and maintenance assistance, namely, installation, repair and maintenance of equipment for oil and natural gas production, gathering, processing, refining and transportation; retrofit analysis and implementation, namely, machinery and pipeline retrofit and conversion services, construction management in the field of energy
42
Contract negotiation services, namely, recommending terms and provisions for construction contracts; design and engineering services, namely, process, civil, mechanical, chemical, piping, instrumentation and electrical design and engineering services; quality assurance services in the nature of technical supervision and inspection in the field of product quality control and workplace safety; and environmental permitting, namely, reviewing standards and practices to assure compliance with air, water, and pipeline environmental zoning laws and regulations, in the field of energy