(partial listing)

Law Offices of Gary I. Adler Ahrens, Rosa & Salmacia Alder Law Allen Matkins Leck Gamble Mallory & Natsis Arnold & Porter (Washington, D.C.) Barger & Wolen Baron & Budd (Dallas, TX) Beck, DeCorso, Daly & Kreindler Berman, Mausner & Resser Bisnar & Chase Bonne Bridges Mueller O'Keefe & Nichols Bowman and Brooke Breidenbach, Buckley, Huchting & Hamblet Browne & Woods Bryman & Apelian Law Offices of Inlow H. Campbell Carpenter, Rothans & Dumont Christensen, Miller, Fink, Jacobs, Glaser, Weil & Shapiro Collins, Collins, Muir & Traver Cooper, Kardaras & Kelleher Covington & Burling (Washington, DC) Cruse, Scott, Henderson & Allen (Texas) Davis & Heubeck Demler, Armstrong & Rowland Ducote & Frasca Dummit, Faber, Breigleb & Diamond Edmonds, Cole, Hargrave, Givens, Witzke, Ryan & Woodson (Oklahoma) Law Offices of Thomas H. Edwards Law Offices of Simon Etehad Keith A. Fink & Associates Freeman, Freeman & Smiley Ford, Walker, Haggerty & Behar Fuller & Fuller Gaims, Weil, West & Epstein Galton & Helm Gilbert, Kelly, Crowley & Jennett Law Offices of James R. Gillen Gray, York & Duffy Greene, Broillet, Panish & Wheeler Haight, Brown & Bonesteel Harrington, Foxx, Dubrow & Canter Harris & Green Law Offices of Steven Heimberg Hiepler & Hiepler Law Offices of Clinton M. Hodges Kaye, Scholer, Fierman, Hays & Handler Kinkle, Rodiger and Spriggs Knickerbocker Law Corporation Koontz & Associates Krane & Smith LGT Aviation Inc. Macrill & Associates

Manatt, Phelps & Phillips Mazursky, Schwartz & Angelo Michael H. Manning & Associates Cynthia Martinez & Associates McNicholas & McNicholas Milbank, Tweed, Hadley & McCloy Law Offices of John W. Miller Morgan, Lewis & Bockius Bonnie R. Moss & Associates Munger, Tolles & Olson Norby & Brodeur O'Neill & Marciondo Law Offices of Michael Oran Orbuck, Bowden, Ruark & Dillard (North Carolina) Orgain, Bell & Tucker (Texas) Law Offices of Larry H. Parker Parker, Milliken, Clark, O'hara & Samuelian Patterson, Belknap, Webb & Tyler (New York) Paul, Hastings, Janofsky & Walker Perona, Langer, Beck & Lallande Preti, Flaherty, Beliveau, Pachios & Haley (Portland, ME) Quinn, Emanuel, Urquhart, Oliver & Hedges The Quisenberry Law Firm Law Offices of Janet R. Randle (Texas) Riordan & McKinzie Robinson, Kriger & McCallum (Portland, ME) Ropers Majeski Kohn Bentley Ryan  Datomi  Flores Schuler & Kessel Sedgwick, Detert, Moran & Arnold Shepard Mullin Richter & Hampton Sherlock, Sinatra & Felchin Law Offices of Mark E. Stewart (Texas) Stone, Rosenblatt & Cha Susson & Parrett Law Offices of Michael Thomas Tuverson & Hillyard Urtnowski & Associates Law Offices of James A. Vickman Wait & Childs Law Offices of Jance M. Webberman Weil, Gotshal & Manges (New York) Wesierski & Zurek Whitten, Nelson, McGuire, Wood, Terry, Roselius & Dittrich (Oklahoma) Witzer Law Wyatt, Early, Harris & Wheeler (North Carolina) Yukevich & Sonnett Zeleskey Cornelius Hallmark Roper Hicks (Texas)