Ryder Scott Company L.P., Houston, Tex., has named Ronald Harrell, former president, to chairman of the board and chief executive officer. Raymond Cruce, who had been chairman and CEO since 1972, has retired. The board of directors also elected the following officers: Don Roesle, former executive vice president, is the president and chief operating officer. Kent Williamson, former senior vice president, is the executive vice president-engineering. John Hodgin, former senior vice president, is the executive vice president-geoscience.
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John Warner, senior vice president, is the new director-international operations and will oversee and coordinate international consulting assignments. The following personnel were promoted to vice president: Herman Acu
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Harrell became president in 1998. Previous to that, he was executive vice president, a position he held since 1991. Harrell joined Ryder Scott in 1968 and has conducted reservoir engineering and geological studies throughout the U.S. and internationally for numerous clients.
Cruce joined Ryder Scott in 1966.
Roesle joined Ryder Scott in 1975. He became vice president in 1979, senior vice president in 1995 and executive vice president in 1997. Roesle has supervised reservoir engineers in ongoing evaluation studies for numerous clients. Before joining Ryder Scott, he was a petroleum reservoir engineer at Tenneco Oil Corp.
Ryder Scott is a Houston-based independent petroleum-reservoir evaluation firm with offices in Calgary, AB, and Denver.
