1) ALLEGHENY TECHNOLOGIES INC.

2) Alliance For American Manufacturing

3) Alliance of Nonprofits for Insurance

4) ArcelorMittal USA LLC formerly known as "ArcelorMittal USA, Inc."

5) Burr & Forman LLP on behalf of American Cast Iron Pipe Company

6) Cold Finished Steel Bar Institute

7) Exxon Mobil Corporation

8) HNI Corporation

9) Laboratory Corporation of America Holdings

10) McWane Inc.

11) MUNICIPAL CASTINGS ASSOCIATION, formerly MUNICIPAL CASTINGS FAIR TRADE COUNCIL

12) Open Prairie Rural Opportunities Fund

13) Physicians Mutual Insurance

14) Raytheon Company

15) SPECIALTY STEEL INDUSTY OF NORTH AMERICA

16) Verizon Communications