Spectraseis is the technology leader in surface-based microseismic fracture monitoring, stimulation evaluation and seismicity monitoring. We provide services to many of the world’s leading E&P firms, including a growing customer base among North American unconventional operators. Spectraseis provides a competitive advantage to its customers through cutting-edge innovations in surface passive seismic monitoring, data processing and imaging. The company’s key technologies include its high-sensitivity broadband surface and borehole arrays, advanced wave equation based imaging using high speed GPU computing, and ambient wavefield characterization methods for post- frac fluid system evaluation. Established in 2004, Spectraseis has principle offices in Houston, Denver and Calgary. In 2015 Spectraseis was purchased by Spectris plc. and integrated into ESG Solutions.