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Exhibit 10.21
 AQUILA, INC. d/b/a AQUILA NETWORKS
LARGE VOLUME TRANSPORTATION
SERVICE AGREEMENT
(Iowa)
 ,
    Availability
 Character of Service
 Confirmation Regarding Interruptible Service.
 Pipeline Capacity Assignment.
 Governing Tariff:




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Customer Obligations for Firm Service:
    Charges
 Transportation 
Administration 
Charge:
    
    $150 per month per facility for administrative costs
relating to transportation service. Facility shall
include all meters under common ownership behind the same
town border station (TBS).Customer
Charge:
    
    The applicable sales tariff basic monthly charge for
which Customer would otherwise qualify, subject to change
as may be approved by the IUB from time to time.Capacity Charge:
    
    If applicable, the amount is set forth in Customers
regular sales tariff schedule.Delivery Charge:
    
    All volumes received by Customer hereunder shall be
charged a rate equal to the tariff volumetric delivery
component of Companys rate then in effect under its
sales rate schedule for such Customer. In addition,
Customer must pay for all fixed gas costs assigned to
Customer in the regular sales tariff rate. Fixed gas
costs could include, but are not limited to: Daily Firm
Capacity Charges and Annual Cost Adjustment Charges.
Additional costs will be assigned as they are authorized
by the FERC or
the IUB to be charged for transportation services, including but not limited to
take-or-pay costs, TCR costs, and GRI costs. In addition, all volumes
delivered from system gas supply shall be charged the rate set forth in the
appropriate Companys sales tariff schedule.




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Optional Services:
    
    The following service, described in
Companys Tariff areavailable at Customers option:
Aggregation Service
  Term
 Pipeline Charges; Capacity Assignment
 Regulatory Commission Authority
 Acknowledgment of Transportation Risks
 (a)
    
    the risk that Customer may incur penalties for unauthorized takes balancing and
scheduling charges, and any charges Company incurs from the pipeline on behalf of
Customer; and(b)
    
    The risk that Customer must stop using gas when notified by Company or by
Customers gas supplier of any interruption affecting Customers gas supply or
transportation service.




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Indemnification:
 Assignment:
 Entire Agreement
 Notices:
 Company:
    

Customer:Aquila, Inc.
    
    Company: Central Iowa Energy, LLCd/b/a Aquila Networks
    
    Attention: Derek WinkelAttention: Matt OReilly
    
    Address: 3426 E 28th St. NPO Box 68, 1414 W. Broadway
    
    Newton, IA 50208Council Bluffs, IA 51501
    
    Telephone: 641-791-1010Fax: 641-791-1192Telephone: (712) 325-3001ORAquila Gas Supply Services1815 Capital Ave.Omaha, NE 68102Telephone: (800) 454-8652
 17. Customer Elections
 Election of Interruptible and Firm Units
 Election of Optional Services




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Aquila, Inc., d/b/a
Aquila Networks
    
    
    
    Central Iowa
Energy(Print customer name)By: 
Name:
    
    /s/ Matthew G. OReilly

Matthew G. OReilly
    
    
    
    By
Name:
    
    /s/ Derek Winkel

Derek WinkelTitle:
    
    Customers Relations Mgr.
    
    
    
    Title:
    
    General ManagerDate:
    
    8/27/07
    
    
    
    Date:
    
    8/29/07




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EXHIBIT A
 
 name of entity with common ownership of multiple premises)
 Account No.
    
    Customer Name
    
    Premise Address
    
    Peak Usage1455836477
    
    Central Iowa Energy
    
    3426 E. 28th St. N., Newton, IA
    
    450 Mcf/d
  6