NXT Energy Solutions Inc. operates as a technology company in Canada and internationally. The company offers geophysical services to the upstream oil and gas industry using its gravity-based Stress Field Detection (SFD) remote-sensing survey system. Its SFD technology also provides information on areas conducive to fluid entrapment in the sedimentary column; surveys for seismic programs; prospect leads in large, underexplored areas for pre-seismic applications; seismic prospects based on reservoir potentials for post-seismic applications; and onshore and offshore exploration. The company was formerly known as Energy Exploration Technologies Inc. and changed its name to NXT Energy Solutions Inc. in September 2008. NXT Energy Solutions Inc. was incorporated in 1994 and is headquartered in Calgary, Canada.