Oil chiefs say high prices not our fault Don't blame us, oil industry chiefs told a skeptical Congress. Top executives of the country's five biggest oil companies said Tuesday they know record fuel prices are hurting people, but they argued it's not their fault and their huge profits are in line with other industries. Congress grills oil execs on high prices Top executives of the five biggest U.S. oil companies were pressed Tuesday to explain the soaring fuel prices amid huge industry profits and why they weren't investing more to develop renewable energy source such as wind and solar.