** U.S-listed shares of energy companies rise premarket, tracking an increase in oil prices

** Brent crude futures LCOc1 up 0.1% at $65.95/barrel; U.S. West Texas Intermediate crude futures CLc1 rise 0.1% to $61.10/barrel

** Prices rise as output disruptions in major U.S. crude-producing regions and tensions between the U.S. and Iran boost prices O/R

** Top gas and oil cos Exxon XOM.N and Chevron CVX.N rise 1.5% and 1.1%, respectively

** Occidental Petroleum OXY.N rises 2.2% and ConocoPhillips COP.N up 1.4%

** Oilfield services cos: Halliburton HAL.N up 2% and Schlumberger SLB.N inches up 1.5%

** Refiners are also in the green as Marathon Petroleum MPC.N up 1.4% ,Phillips 66 PSX.N rises 1.4% and Baker Hughes BKR.O up ~3%

** Separately, BKR late on Sunday, reported an 11% rise in adjusted profit for Q4, as demand for its gas technology equipment and services more than offset weakness in its oilfield services and equipment business

(Reporting by Dharna Bafna in Bengaluru)

((Dharna.bafna@thomsonreuters.com))