- Ajamie LLP
- Houston
- TX
- Akin, Gump, Strauss, Hauer & Feld, LLP
- Dallas
- TX
- Alioto & Alioto
- San Francisco
- CA
- Alston & Bird LLP
- Atlanta
- GA
- Andrews & Kurth
- Houston
- TX
- Andrews Kurth LLP
- Austin
- TX
- Arnold, White & Durkee
- Houston
- TX
- AZA Law Firm – Ahmad Zavitsanos Anaipakos Alavi Mensing PC
- Houston
- TX
- Bailey & Williams
- Dallas
- TX
- Baird, Crews, Schiller & Whitaker, P.C.
- Killeen
- TX
- Baker & McKenzie
- Dallas
- TX
- Baker & Botts
- Houston
- TX
- Baker & Hostetler, LLP
- Houston
- TX
- Balch & Bingham
- Birmingham
- AL
- Baldwin & Haspel
- New Orleans
- LA
- Barnes, Richardson & Colburn
- Chicago
- IL
- Barnes, Richardson & Colburn
- Houston
- TX
- Barrasso, Usdin, Kupperman, Freeman & Sarver, LLC
- New Orleans
- LA
- Beck, Redden & Secrest
- Houston
- TX
- Berg & Androphy
- Houston
- TX
- Bianchi & LaGarde, P.C.
- Houston
- TX
- Bingham McCutchen, LLP
- San Francisco
- CA
- Blackwell, Sander, Peper, Martin, LLP
- St. Louis
- MO
- Blasingame, Burch, Garrard & Bryant
- Athens
- GA
- Bleacher, Collins & Hoecker
- Los Angeles
- CA
- Bonham, Carrington & Floyd
- Houston
- TX
- Boyar & Miller
- Houston
- TX
- Bracewell & Giuliani LLP
- Austin
- TX
- Bragg, Chumlea, McQuality & Smither
- Dallas
- TX
- Brandys, Carson & Pritchard
- El Paso
- TX
- Bristow, Hackerman, Wilson & Peterson
- Houston
- TX
- Broad, Schulz, Larson & Wineberg
- San Francisco
- CA
- Brown & Bain
- Phoenix
- AZ
- Brown Maroney & Oaks Hartline
- Austin
- TX
- Brown, Parker & Leahy
- Houston
- TX
- Brown, Raysman, Millstein, Felder & Steiner
- New York
- NY
- Brunini, Grantham, Grower & Hewes
- Jackson
- MS
- Burnam, Connolly, Oesterle & Henry
- Detroit
- MI
- Butler & Binion
- Houston
- TX
- Caddell & Conwell
- Houston
- TX
- Caddell & Warden
- Houston
- TX
- Canales & Simonson
- Corpus Christi
- TX
- Cantey & Hanger
- Dallas
- TX
- Charles N. Wooten Law Office
- Duson
- LA
- Chasalow, Fenigstein & Kaufman
- Los Angeles
- CA
- Cherry, Davis, Harrison, Montey, Williams & Baird
- Waco
- TX
- Childress Duffy Goldblatt, Ltd.
- Chicago
- IL
- Clements, O´Neill, Pierce & Nickens, LLP
- Houston
- TX
- Coats, Rose, Yale, Ryman & Lee
- Houston
- TX
- Connelly Baker Wotring LLP
- Houston
- TX
- Constant & Vela
- Corpus Christi
- TX
- Cooley LLP
- New York
- NY
- Cooper, White & Cooper LLP
- San Francisco
- CA
- Cravath, Swaine & Moore
- New York
- NY
- Crotty, Johansen & Kucera, LLP
- Dallas
- TX
- Curnutt & Hafer
- Arlington
- TX
- David Hjelmfelt Law Office
- Denver
- CO
- Davis, Parry & Tyler, P.C.
- Philadelphia
- PA
- Davis & Shank
- Houston
- TX
- Dinsmore & Shohl, LLP
- Cincinnati
- OH
- Domengeaux & Wright
- Lafayette
- LA
- Donohue, Sabo, Varley & Armstrong, P.C.
- New York
- NY
- Dow, Golub, Ber & Beverly, LLP
- Houston
- TX
- Dow Cogburn & Friedman, P.C.
- Houston
- TX
- Doyle, Rider, Restrepo, Harvin & Robbins, LLP
- Houston
- TX
- Duane, Morris & Heckscher, LLP
- Philadelphia
- PA
- Dykema Gossett, PLLC
- Ann Arbor
- MI
- Dykema Gossett, PLLC
- Bloomfield
- MI
- Eaves, Bardacke & Baugh
- Albuquerque
- NM
- Faubus & Scarborough LLP
- Houston
- TX
- The Fitzgerald Law Firm
- Houston
- TX
- Forella, Braun, Martel
- San Francisco
- CA
- Friedman and Schube
- New York
- NY
- Fulbright & Jaworski
- Houston
- TX
- Furth, Fahrner, Bluemle & Mason
- San Francisco
- CA
- Fusco & Newbraugh
- Morgantown
- WV
- Gallagher, Young, Lewis & Hampton
- Houston
- TX
- Gardere & Wynn
- Dallas
- TX
- Gathings & Davis
- Birmingham
- AL
- Geer, Herz & Adams, LLP
- Galveston
- TX
- George M. Bishop & Associates
- Houston
- TX
- Gibson, Dunn & Crutcher
- Dallas
- TX
- Gilman, Olson & Pangia
- Washington
- DC
- Gingrich, Smith, Klingensmith & Dolan
- Lancaster
- PA
- Glast, Phillips & Murray
- Houston
- TX
- Goins, Underkofler, Crawford & Langdon
- Dallas
- TX
- Goodell, DeVries, Leech & Dann, LLP
- Baltimore
- MD
- Goodwin, Proctor & Hoar
- Boston
- MA
- Gordon, Arata, McCollam & Duplantis
- New Orleans
- LA
- Goulston & Storrs
- Boston
- MA
- Gray, Plant, Mooty, Mooty & Bennett
- Minneapolis
- MN
- Grose, Von Holtum, Sieben & Schmidt, Ltd.
- Minneapolis
- MN
- Haglund Law Firm, P.C.
- Lufkin
- TX
- Haines, Russ, McMurry & de Recat
- Los Angeles
- CA
- Hammerle Finley
- Denton
- TX
- Hardin & Schaffner Co., LPA
- New Philadelphia
- OH
- Hare & Chaffin
- Boston
- MA
- Harmeyer & Associates
- Houston
- TX
- Hershewe & Gulick, P.C.
- Joplin
- MO
- Hoecker & McMahon
- Los Angeles
- CA
- Holland & Knight, LLP
- Chicago
- IL
- Holman & Keeling, P.C.
- Houston
- TX
- Howard, Solochek & Weber
- Milwaukee
- WI
- Howrey, LLP
- Houston
- TX
- Hoyle, Morris & Kerr
- Philadelphia
- PA
- Jackson & Walker
- Dallas
- TX
- James Knez Law Office
- Conroe
- TX
- John E. Choate, Jr. Law Office
- Conroe
- TX
- John Cogswell Law Offices
- Buena Vista
- CO
- Johnstone, Adams, Bailey, Gordon & Harris
- Mobile
- AL
- Jones Day
- Cleveland
- OH
- Jose, Henry, Brantley & Keltner, LLP
- Fort Worth
- TX
- Kane, Russell, Coleman & Logan, P.C.
- Dallas
- TX
- Kasowitz, Hoff, Benson, Torres, & Friedman
- Houston
- TX
- Katten Muchin Rosenman, LLP
- Charlotte
- NC
- Kaufman Dolowich Voluck & Gonzo LLP
- Blue Bell
- PA
- Kaye, Scholer, Fierman, Hays & Handler
- New York
- NY
- Kean, Miller, Hawthorne, D'Armond, McCowan & Jarman
- Baton Rouge
- LA
- Keefer, Wood, Allen & Rahal
- Harrisburg
- PA
- Kelly, Hart & Hallman, P.C.
- Fort Worth
- TX
- The Kerensky Law Firm
- Houston
- TX
- Krause & Rollins
- Minneapolis
- MN
- Lane & Waterman
- Davenport
- IA
- The Lanier Law Firm
- Houston
- TX
- Leo Crowley Law Office
- Flagstaff
- AZ
- Levin, Fishbein, Sedran & Berman
- Philadelphia
- PA
- Lieff, Cabraser, Heimann & Bernstein
- San Francisco
- CA
- Liles Parker, PLLC
- Kingwood
- TX
- Locke Lord Bissell & Liddell, LLP
- Austin
- TX
- Locke Lord Bissell & Liddell, LLP
- Dallas
- TX
- Locke Lord Bissell & Liddell, LLP
- New Orleans
- LA
- Lundberg, Nodland, Lucas, Schulz & Lervick
- Bismarck
- ND
- Lyons, Rhodes & Vela, LLP
- San Antonio
- TX
- Mann & Jones
- Laredo
- TX
- Mann, Ungar, Spector & Labovitz
- Philadelphia
- PA
- Mansour, Gavin, Gerlack & Manos Co., LPA
- Cleveland
- OH
- Mark K. Zeidman Law Office
- Houston
- TX
- May & Stokes
- Jonesboro
- LA
- Mayer, Brown & Platt
- Chicago
- IL
- Mayer, Brown & Platt
- Houston
- TX
- Mayer, Brown & Platt
- New York
- NY
- Mayor, Day, Caldwell & Keeton
- Houston
- TX
- McFall, Sherwood & Breitbeil
- Houston
- TX
- McGinnis, Lockridge & Kilgore
- Austin
- TX
- McGlinchey, Stafford, Mintz, Cellini & Lang
- New Orleans
- LA
- McGuire, Woods, Battle & Booth, LLP
- Charlotte
- NC
- McKissock & Hoffman
- Philadelphia
- PA
- McKool Smith
- Dallas
- TX
- McNees, Wallace & Nurick
- Harrisburg
- PA
- Meredith, Cohan & Greenfolgel
- Philadelphia
- PA
- Miller & Lehman
- Dallas
- TX
- Miller, Keeton, Bristow & Brown
- Houston
- TX
- Morgan, Lewis & Bockius, LLP
- San Francisco
- CA
- Morris and Morris, LLC
- Wilmington
- DE
- O´Donnell, Kennedy, Vespole & Piechta
- West Orange
- NJ
- O´Quinn & Laminack
- Houston
- TX
- Ogden, Gibson, White & Broocks, LLP
- Houston
- TX
- Onebane, Donohoe, Bernard, Torian, Diaz, McNamara & Abell
- Lafayette
- LA
- Patton Boggs, LLP
- Washington
- DC
- Patton, Tidwell & Sandefur, LLP
- Texarkana
- TX
- Patton, Boggs & Blow
- Washington
- DC
- Patton, Tidwell & Schroeder, LLP
- Texarkana
- TX
- Pepper, Hamilton & Scheetz
- Detroit
- MI
- Perry & Gaas
- Corpus Christi
- TX
- Perry & Kellogg, LLP
- San Antonio
- TX
- Peterson & Ross
- Chicago
- IL
- Porter & Hedges, LLP
- Houston
- TX
- Pravel, Hewitt, Kimball & Krieger
- Houston
- TX
- Proskauer Rose, LLP
- Boston
- MA
- Provost Humphrey Law Firm
- Beaumont
- TX
- Ramey & Browning, PLLC
- Houston
- TX
- Ray, Valdez, McChristian & Jeans, P.C.
- El Paso
- TX
- Reams, Philips, Brooks, Schell, Gaston, Hudson & Gottlieh, P.C.
- Mobile
- AL
- The Roberts Law Firm
- Houston
- TX
- Roerig, Oliveira & Fisher, LLP
- Brownsville
- TX
- The Rose Law Firm
- Little Rock
- AR
- Rosenthal & Ganister
- West Chester
- PA
- Ross, Dixon & Bell, LLP
- Chicago
- IL
- Rothschild, Barry & Myers
- Chicago
- IL
- Russell, Turner, Laird & Jones, LLP
- Fort Worth
- TX
- Saccomanno & Clegg
- Houston
- TX
- The Seiler Law Firm, PLLC
- The Woodlands
- TX
- Seyfarth Shaw, LLP
- Houston
- MO
- Sherman & Howard
- Denver
- CO
- Shook, Hardy & Bacon
- Kansas City
- MO
- Shook, Hardy & Bacon
- Houston
- TX
- Simpson & Boyd, PLLC
- Bridgeport
- TX
- Simpson Boyd & Powers
- Decatur
- TX
- Simpson Woolley McConachie, LLP
- Dallas
- TX
- Somers & Company, Law Corporation
- New Westminster, British Columbia
- Canada
- Spiegel, Liao, & Kagy
- San Francisco
- CA
- Springer & Perry
- Pittsburgh
- PA
- Steptoe & Johnson
- Washington
- DC
- Stone, Pigman, Walther, Wittmann & Hutchinson, LLP
- New Orleans
- LA
- Strasburger & Price
- Dallas
- TX
- Sullivan, McWilliams, Lewin, Markham & Disner
- Los Angeles
- CA
- Susman Godfrey, LLP
- Houston
- TX
- Swisher & Cohrt
- Waterloo
- IA
- Thompson & Knight
- Dallas
- TX
- Tomin & Anglin
- Los Angeles
- CA
- Trotter, Smith & Jacobs
- Atlanta
- GA
- Vial, Hamilton, Koch & Knox
- Dallas
- TX
- Vimont & Wills
- Lexington
- KY
- Vinson & Elkins
- Houston
- TX
- Wadleigh, Starr & Peters, PLLC
- Manchester
- NH
- Waite, Schneider, Bayless & Chesley
- Cincinnati
- OH
- Warner, Smith & Harris, PLC
- Fort Smith
- AR
- Weil, Gotshal & Manages
- Houston
- TX
- Weinstein, Kitchenoff, Scarlato & Goldman, Ltd.
- Philadelphia
- PA
- West, Webb, Allbritton & Gentry
- Bryan
- TX
- Wetzel, Herron & Drucker
- The Woodlands
- TX
- Wheeler Trigg O´Donnell, LLP
- Denver
- CO
- Williams Kastner
- Seattle
- WA
- Williams & Connolly LLP
- Washington
- DC
- Williams Mullen
- Richmond
- VA
- Wilshire, Scott & Dyer
- Houston
- TX
- Wilson and Varner
- Austin
- TX
- Winston & Strawn, LLP
- Chicago
- IL
- Yetter Coleman, LLP
- Austin
- TX
- Youngkin & Burns
- Bryan
- TX
- Zimmerman, Axelrad, Meyer, Stern & Wise, PC
- Houston
- TX
- Cokinos, Bosien & Young
- Austin
- TX
- The Murphy Legal Group
- College Station
- TX
- Norton Rose Fulbright US LLP
- New York
- NY
- Paul Bartlett Law Firm
- San Antonio
- TX
- Liddle & Robinson, LLP
- New York
- NY
- Reed Smith, LLP
- Los Angeles
- CA
- Williams Kherkher Hart Boundas, LLP
- Houston
- TX
- Walden Reynard, PLC
- Beaumont
- TX
- Portner Bond, PLLC
- Beaumont
- TX
- Bird, Marella, Boxer, Wolpert, Nessim, Drooks, Lincenberg & Rhow, P.C.
- Los Angeles
- CA
- Kasozietz, Benson, Torres & Friedman, LLP
- New York
- NY
- Jones Day
- Houston
- TX
- Pillsbury, Winthrop Shaw Pittman, LLP
- Austin
- TX
- Gardere Wynne Sewell, LLP
- Dallas
- TX
- Rasco Klock Perez & Nieto
- Coral Gables
- FL
- West Short & Howell, PLLC
- Georgetown
- TX