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