1981			Scotia Group is founded by David Heather and Dr. Robert Caldwell.
1982	Scotia moves to Two Energy Square in Dallas.
1983	The firm begins to add staff and expand capabilities.
1985	With the industry downturn, Scotia focuses on providing expert advice for workouts and reorganizations.
1986	Scotia develops a U.S. database exploration computer program, BASIL, and commences aggressive marketing of the product.
1987	The firm begins to expand its international base of work.
1992	Troika Energy Services is formed in association with Dr. John Grace for the purpose of providing technical services in the Former Soviet Union. One project includes an "idle" wells study for the U.S. Government in support of a Clinton/Yeltsin summit.
1995	The firm wins its first major integrated field study from Maraven (now PDVSA) which represents a shift in direction for the company towards more detailed geoscience and reservoir simulation work.
1997	Scotia commences a major field study in Kazakhstan and is appointed by the U.S. government as one of the independent assessors for the sale of Elk Hills. With business growing, Scotia opens an office in downtown Houston.
1999	Scotia wins a major contract with PEMEX as subsurface advisor to their Burgos Basin production in northeast Mexico.
2000	The firm wins a further two-year contract with PEMEX as subsurface advisor. In addition, a five-year contract for technical work in support of the rehabilitation of two onshore fields in Kazakhstan is signed.
Today	Scotia is comprised of 30 professionals working for clients on projects worldwide and supported by main offices in Dallas and Houston.