1984
GPI is founded in Houston in 1984. Jeff Springmeyer serves as president.

1985
GPI begins acquiring speculative data in Vermilion Parish, Louisiana.

1987
Company begins long-term relationship with WesternGeco (previously Western Geophysical), jointly acquiring proprietary rights in the Camerina Trend 2-D survey. By 2004, GPI and WesternGeco will have completed 50 joint ventures.

1988
Larry Galloway opens New Orleans office.

1995
GPI acquires first 3-D survey, partnering with WesternGeco in the Galveston/Trinity Bay region.

1997
GPI begins first offshore 3-D program, in partnership with PGS. This deepwater survey expands to more than 700 blocks in the Western Gulf of Mexico.

2004
GPI partners with WesternGeco on long offset (30,000 feet) deep-shelf 3D program.

GPI celebrates 20 years in business on May 21, 2004.