1 June 2007 LSAT: A complete sample test.  LSAT en espaÃ±ol: A new edition of the free LSAT en espaÃ±ol sample PrepTest will be available this summer, in time to prepare for the Spanish LSAT administration to be held later this year.
Over the years these two companies transformed into Exxon and Mobil, respectively. In 1999 Exxon and Mobil officially merged to create the largest company in world at that time â ExxonMobil. With a 2013 revenue of $420 billion, this oil and gas company is one of the biggest.
Below is the list of top 10 Oilfield & Drilling Services companies based on their revenues in 2015. Schlumberger Limited is the worldâs largest oilfield services company with revenues 35.4 billion USD in 2015. It is one of the leading suppliers of technology, integrated project management, and information solutions to customers in the oil and gas industry worldwide.