|   | SLB | Slb Limited/nv | 
| Oil, Gas Field Services, Nbc | 
| Book value per $ invested | $ 0.53 | 
| Leverage | 51.13% | 
| Market Cap | $ 51.2B | 
| PE | 14.07 | 
| Dividend Yield | 3.14% | 
| Profit | $ 3.6B | 
| Margin | 10.35% | 
Schlumberger Limited is an oilfield services company. Schlumberger has four principal executive offices located in Paris, Houston, London, and The Hague.