Oil and Gas

Fueling the future.

At SEH, we're helping oil and gas companies overcome permitting and compliance, site development, transportation and other related challenges.

Companies challenged by increasing environmental regulations, difficult physical and political climates, shifting commodity prices and more will find value in SEH as a single source of expertise. From downstream to upstream, our experts work closely as a team to provide you with seamless and timely project execution.


We assist refiners, distributors and retailers in bringing gasoline, diesel, jet fuel, asphalt, lubricants, and other petrochemicals to market. Our experience includes the development of natural gas and propane infrastructure from permitting through construction.


SEH offers end-to-end services to midstream oil and gas clients across North America, from early planning and permitting through project commissioning to operational support and regulatory compliance. Our staff of technical experts works closely as a team to provide you with seamless project execution. Our integrated approach is a result of SEH’s experience on projects for oil and gas clients requiring corridor routing, transload siting, project development and operational support. To keep your project on track, our experts in community involvement and government relations are available to help you navigate the often difficult, time consuming, and expensive review and approval processes.


Our scientists, geologists, and engineers assist exploratory drillers and well developers by surveying and permitting well sites; providing construction management and civil design services for transportation infrastructure and well sites; obtaining environmental permits; and completing environmental and other reports required to meet regulatory requirements.

Related services

  • Air Quality Services
  • Construction Services
  • Environmental Services
  • Geographic Information Systems
  • Civil Engineering
  • Surveying