Terasen International, Inc. provides consulting and engineering services for gas distribution and transmission companies. It also provides natural gas transmission and distribution systems’ engineering, procurement, and construction services. Its services include project management, design engineering, feasibility studies, technical and advisory, inspection and testing, training, natural gas for vehicles, transmission, and distribution. The company also operates a pipeline system. It serves municipal and national governments, private companies, and financial institutions. The company was formerly known as BC Gas International Inc. and changed its name to Terasen International, Inc.