New Tech Global
NTGSH JV LLC (NTG) provides drilling engineering, production engineering, environmental engineering, and project management services with locations in the U.S., U.A.E., Mexico.
Louisiana-based Petroleum Engineering Inc. (PEI) was founded in 1970 followed by Hamilton Engineering in 1976 and Sierra & Associates in 1988. Sierra & Associates merged with Sierra Engineering in 1996, and New Tech Engineering was found in 1998 by Larry Cress. Hamilton acquired PEI in 2008. New Tech was renamed New Tech Global in 2011 and acquired Carr Environmental in 2012. Sierra and Hamilton combined in 2013 to form Sierra Hamilton.