The heart of Warren Buffett's Berkshire Hathaway lies in insurance and finance, but a string of massive industrial deals have shifted the balance of the conglomerate's holdings toward industrial and manufacturing firms. Here are select companies that Berkshire Hathaway has acquired, or is seeking to acquire.

The heart of Warren Buffett's Berkshire Hathaway lies in insurance and finance, but a string of massive industrial deals have shifted the balance of the conglomerate's holdings toward industrial and manufacturing firms. Here are select companies that Berkshire Hathaway has acquired, or is seeking to acquire.

CompanyType of CompanyDateEmployeesNational Indemnity Co.Insurance/Finance1967553See's CandiesFood/Drink19722,380GeicoInsurance/Finance199632,295General ReinsuranceInsurance/Finance19982,317Berkshire Hathaway EnergyUtility199920,886Benjamin Moore & Co.Materials/Construction20011,908Applied UnderwritersInsurance/Finance2006679Iscar MetalworkingMaterials/Construction200612,423Marmon GroupIndustrial/Transportation200819,906BNSF RailroadTransportation201048,000LubrizolChemicals20117,865H.J. Heinz Co.Food/Drink201324,500Kraft FoodsFood/Drink201522,000DuracellConsumer ProductsDeal Pending2,700