The Interfield Group is a consulting engineering company that specializes in engineering and architectural design services. Based in Houston, the company offers engineering documentation, project and construction management and procurement support solutions. It serves the industrial, real estate, retail, residential and energy sectors. The Interfield Group operates through more than five strategic business units related to commercial architecture and civil, forensic, government, and oil and gas engineering. Its commercial architecture and engineering unit provides building and site facilities design services. The company s residential engineering unit offers structural engineering services for single-family houses, townhomes and multifamily projects. The Interfield Group s oil and gas engineering unit provides consulting engineering, project management and inspection services for industrial, energy, petroleum and gas upstream facilities. The company is also a member of the National Society of Professional Engineers, American Institute of Architects and The Greater Houston Partnership.