Founded in 1953, Gulf Interstate Engineering provides engineering procurement, and project and construction management services to the pipeline industry. It employs professionals in oil, gas and storage production facilities and transportation systems. Gulf Interstate Engineering has received an ISO 9001 certification from the International Organization for Standardization. It offers system optimization, capital and operating cost estimation, tariff and service cost analysis, financial study and facility appraisal services. Gulf Interstate Engineering also provides budget development and cost control, planning and scheduling, contract administration and project execution services. It offers regulatory and ownership research, route selection, alignment and topographical control surveying and land acquisition services. Gulf Interstate Engineering provides aerial photography, geotechnical and oceanographic investigation, environmental assessment and conceptual design services.