WBI Holdings is an indirect wholly owned subsidiary of MDU Resources Group (NYSE: MDU), a member of the S&P MidCap 400 index providing value-added natural resource products and related services and operates with three core lines of business: utility resources, energy, and construction materials. WBI Holdings comprises the energy business line for MDU Resources.

Corporate Structure

WBI Holdings is involved in two strategically related businesslines:

Pipeline and Energy Services
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Natural Gas and Oil Production
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Provides natural gas transportation, underground natural gas storage, and pipeline gathering services utilizing pipeline systems primarily in the Rocky Mountain and northern Great Plains regions of the United States. The companies also provide energy-related management and marketing services along with cathodic protection services.  Activities include the development and operation of natural gas and oil production properties, acquisition of producing properties and leaseholds and exploratory drilling. The company shares revenues and expenses from the development of specified properties in proportion to its ownership interests and operates primarily in the Rocky Mountain and Mid-Continent/Gulf State regions. 
Affiliate Companies:
Affiliate Company:
  Williston Basin Interstate Pipeline Company
Bitter Creek Energy Services
Total Corrosion Solutions
Prairielands Energy Marketing
  Fidelity Exploration & Production Company
Major Customers: Major Customers:
  Natural gas utilities
Industrial and commercial natural gas users
Natural gas and oil production companies
Natural gas marketers
  Energy marketers
End-use customers
Natural gas utilities
Total 2010 Revenue:
  Total 2010 Revenue:
  $329.8 million     $434.4 million
Source of 2010 Revenue:
(Excluding natural gas sales)
 
Source of 2010 Revenue:
  40% Transportation
23% Gathering
24% Storage
13% Other
    51% Natural gas
49% Oil