| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | R | S | T | U | W | Y

• H. Watson & D. Williams
• J. Edwards
• Kimmo Erkkilä
• Kojima, Masami
• Nils-Olof Nylund
• P. Nelson
• R. Brown
• T. Grant
• Tom Eklund
• and Gwilliam, Ken

• Akbar, Sameer
• Alexeeff, George V.
• Amos, Wade A.
• Andres, Frank
• Anyon, Peter
• Austin, Thomas C.

• Breithaupt, Manfred et al
• Bacon, Robert
• Balon, Thomas
• Beer, Tom
• Beville-Anderson, J.
• Bonetoo, R.
• Brown, S.
• Bult, Brian

• Cesar, Herman et al
• Clark, Wendy et al
• Clean Air Initiative
• Callaghan,Lisa
• Cannon, James S.
• Chalk, Steven
• Chandler, Kevin
• Clark, Nigel

• Department for Transport, Government of UK
• Delaney, Siona S.
• Duggal, Vinod K.
• Dursbeck, Frank

• EPA
• Engeljehringer, Kurt
• Erlandsson, Lennart
• Eudy, Leslie

• Faiz, Asiz
• Fan, Anna M.
• Foo, Eng-Long
• Friedrich, Axel
• Fulton, Lew
• Fulton, Lew

• Giardina, Larry
• Gibbs, Richard
• Graham, John
• Gronskei, Knut Erik
• Gruber, C.
• Gwilliam, Kenneth G.

• Hendren, Jill
• Hall, D. O.
• Hammit, James K.
• Hanegraaf, M.C.
• Heil, Mark
• Heirigs, Philip L.
• Hemsley, Geoffrey V.
• Hoffman, Peter
• Hollanda, Jayme B. de
• Huang, H. S.

• International Diesel Retrofit Advisory

• Jill Hendren
• Jansen, Huib
• Johnson, Todd
• Joyce, Mary
• Jungk, Nicolai

• Katherine O. Blumberg, Michael P. Walsh , Charlotte Pera
• Keese, William J.
• Kenneth, Kelly
• Kojima, Masami
• Kolke, Reinhard
• Kost, Robert
• Kuik, O. J.

• Luc Pelkmans,
• Lane, Ben
• Larssner, Steiner
• Leonard, Jonathan
• Lillie, Ken
• Lopez, Gianni
• Lovei, Magda
• Lvovsky, Keseniya
• Lynch, Sheila
• Lyons, James M.

• M. Pehnt
• MECA - Manufacturers of emissions control
• Manfred Schöpe and Günter Britschkat
• Markku Ikonen
• Masami, Kojima
• Mansson, Tommy
• Matthey, Johnson
• Mayer, A.
• Mayer, Susan L.
• McCallum, Joshua
• Motta, Robert
• Mowle, M.
• Murray, Jonathan

• Norton, Paul

• OECD - Organization for Economic Cooperation and Development
• Olsthoorn, Xander A.
• Oosterhuis, F.H.

• Pargal, Sheoli
• Parish, Richard
• Pattison, D.
• Patyk, A.
• Pool, Alan D.
• Preschern, Horst
• Pryor, Pam

• Reinhardt, Guido A.
• Rickeread, D.

• SYPHER:MUELLER International Inc.
• Sypher Mueller International Inc
• Santini, Danilo
• Schaller, K. V.
• Schumacher, Leon
• Shah, Jitendra J.
• Sigall, Jonathan
• Singer, M.
• Stillings, Amy
• Sullivan, Rogelio A.
• Sun, Chyi
• Szwarc, Alfred

• T. Beer
• Tharmarajah, R.
• Thomas, C. E.
• Toy, Edmond

• UNEP - United Nations Environment Programme
• US DOE - US Department of Energy
• US EPA
• United States General Accounting Office

• Watt, Glen
• Walls, G.
• Walsh, Michael P.
• Wang, M. Q.
• Watt, Glenn M.
• Weaver, Christopher
• Werner, Carol
• Womach, Jasper
• Woords, J.

• Yacobucci, Brent D.
• Yee, Gary