Katana Summit, LLC Wind Tower Manufacturer © 2010 Board of Regents University of Nebraska

Katana Summit, LLC History T BAILEY, INC. – Anacortes WA Steel tank fabrication and construction Began building towers in 2001 Katana Industries – Ephrata WA Organized in 2005 as a stand alone tower manufacturer First plant in Ephrata, WA in 2007 Katana Summit – Columbus NE Joint Venture of Katana Industries & Sumitomo Corporation Group formed in 2007 Began construction of state of the art manufacturing facility in late 2007/early 2008 in Columbus Columbus facility is largest plant and corporate headquarters　 © 2010 Board of Regents University of Nebraska

Katana Summit, LLC Joint Venture Structure 50% T BAILEY, INC. – Anacortes WA 50% Sumitomo Corporation 33% Sumitomo Corporation of America 17% SC Steel LTD Sumitomo Corporation History of more than 350 years Integrated Trading Company – with diversifications in logistics, finance and other business areas © 2010 Board of Regents University of Nebraska

Katana Summit, LLC Locations Columbus, NE – Corporate Headquarters & Tower Facility 140 Employees Ephrata, WA – Tower Facility 52 Employees Anacortes, WA – T BAILEY, INC. Facility (overflow) 100 Employees © 2010 Board of Regents University of Nebraska

Plant Locations Ephrata, WA Columbus, NE T BAILEY, Inc. Anacortes, WA Sister Company Established in 1991 Tower Production since 2001 Plant Locations Ephrata, WA Production started in Mar 2007 Land (1.2 mil ft2) / Building(106K ft2) Capacity：200 towers/year Columbus, NE Production started in May 2008 Land (3.3 mil ft2) / Building(180K ft2) Capacity：400 towers/year © 2010 Board of Regents University of Nebraska

Advantages - Nebraska Central Plains location near center of “wind belt” Favorable location for large and small scale projects, reducing transportation costs Manufacturing Expertise/Availability of Personnel Availability of Rail Transport Work Ethic State & Community Support of Business © 2010 Board of Regents University of Nebraska

Columbus Plant Corporate Headquarters Plant Capacity: 400 towers/yr Blast/Painting/Appurtenance 160ft(48.8m) x 575ft(175.3m) Plasma/Roll/Welding 240ft(73.2m) x 400ft(121.9m) Corporate Headquarters Plant Capacity: 400 towers/yr Centrally located Outbound rail service (unit train) currently in design stage © 2010 Board of Regents University of Nebraska

Columbus Plant Layout Plate Storage Plate Storage 240’ Blast Assembly Building #2 Wheelabrator Plate Rolling Long Seam Weld Stations Plate Storage Cutting Table & Beveling Long Seam Fit 240’ Flange Fit Flange Weld Stations Clip & Clean / Assembly 8 lines Round Seam Fit up & Weld 8 lines Door Cutout & Weld Building #3 Blast Assembly Paint Assembly Paint 160’ Assembly Paint 400’ Staging Assembly Paint 125’ Assembly Paint Assembly Paint 585’ Tower Storage © 2010 Board of Regents University of Nebraska

Plate Storage © 2010 Board of Regents University of Nebraska

Cut & Bevel © 2010 Board of Regents University of Nebraska

Plate Blasting © 2010 Board of Regents University of Nebraska

Plate Rolling © 2010 Board of Regents University of Nebraska

Straight Seam Welding © 2010 Board of Regents University of Nebraska

Flange Fit Up © 2010 Board of Regents University of Nebraska

Section Assembly – Set Up © 2010 Board of Regents University of Nebraska

Section Assembly – Outer Welding © 2010 Board of Regents University of Nebraska

Section Assembly – Inner Welding © 2010 Board of Regents University of Nebraska

Painting © 2010 Board of Regents University of Nebraska

Appurtenance Installation © 2010 Board of Regents University of Nebraska

Storage © 2010 Board of Regents University of Nebraska

Shipping © 2010 Board of Regents University of Nebraska

Katana Summit Wind Tower Manufacturer © 2010 Board of Regents University of Nebraska