Question: what are the best oil companies to invest in now?
Answer: Industry overview. Oil continues to provide over 90% of the energy used in transportation around the world. ...  ConocoPhillips. As one of the largest exploration and production (E&P) companies in the world, ConocoPhillips (NYSE:COP) is a staple in the upstream segment of oil and gas. ...  Royal Dutch Shell. ...  ExxonMobil. ...  Conclusion.