ESG Solutions said Oct. 15 it has acquired Spectraseis through its parent organization, the U.K.'s Spectris Plc. The terms of the transaction weren't disclosed.

Spectraseis focuses on surface-based seismic technology and services for hydraulic fracture monitoring (HFM) and induced seismicity monitoring (ISM). The company is privately owned and has offices in Houston, Denver and Calgary, Alberta.

As part of the deal, Spectraseis will be integrated into Kingston, Ontario-based ESG.

The combination will result in a combined expertise in downhole and surface-based microseismic technology, services and advanced data analysis that is unique to the marketplace, according to the release.

Complementing ESG's existing offerings, Spectraseis's surface-based seismic services and ISM networks are supported by an array of patented methods designed to maximize value from the data and help clients perform their operations in a responsible manner.

EGS also has operations in Calgary, Houston, Muscat, Beijing and Perth and sales offices in Dallas and Dubai.