GAI Consultants, Inc.

Company Description

GAI Consultants, Inc. (GAI) is an engineering, planning, and environmental consulting firm that provides customized solutions and local expertise to clients in the energy, transportation, development, government, and industrial markets. With comprehensive knowledge of the standards and permits required to meet fast-paced upstream, midstream, transmission, liquefied natural gas (LNG), and LNG project schedules, GAI’s team of multidiscipline oil and gas professionals has been helping energy clients get their projects to market for more than 60 years. Our services for the oil and gas industry start with environmental feasibility studies, fatal flaw studies, and routing, to survey and engineering design for pipeline corridors, horizontal directional drilling, well and compressor station sites, and access roads. Visit or contact GAI VP Scott Burnsworth at 412.476.2000 for more information about GAI’s oil and gas services—and discuss how our professionals can help meet your unique project needs.

Austin, Texas-based PGH Petroleum & Environmental Engineers, LLC, a GAI Company (PGH) specializes in petroleum engineering, litigation support, and regulatory consulting services, as well as permitting services for oil and gas operations. Our PGH team brings more than 400 years of practical experience in drilling and reservoir engineering, field development studies, oil and gas reserve evaluations, gas marketing studies, secondary recovery and unitization projects, and regulatory compliance issues for oil and gas operations. PGH clients include law firms, energy companies, oil companies, financial institutions, and city, county, and state governments throughout the U.S. Find out more about PGH’s range of oil and gas industry services at or contact PGH President Wayman Gore at 512.480.8800.  



  • Surveying

Architects / Engineers

  • Architect / Engineer
  • ASME
  • Engineering Services
  • Geotechnical
  • Surveying


  • Waste/Water Treatment


  • Consultants
  • Consulting - Environmental Compliance
  • Consulting - General Oil Field
  • Consulting – Regulatory Affairs and Permitting


  • Gas Transmission / Distribution


  • Geological & Geophysical Services
  • GIS / GPS Data Collection

Legal Services

  • Litigation
  • Oil and Gas

Professional Services

  • Cultural Resources Services
  • Environmental Services
  • Geological & Geophysical Services
  • Water Management
  • Well Services

Reclamation Products

  • Erosion & Sediment Control
  • Soil Testing
  • Water Treatment


  • Regulatory Compliance Permitting