000101K-TEK
000102KNICK
000103MOBREY
000104METROVAL
000105Microcyber Corporation
000106Enertork LTD.
000107KEM Kueppers
000108ISE-MAGTECH
000109SAIC
00010ASICK Engineering GmbH
000110Forbes Marshall
000111TURCK
000112NPK VIP
00012CKROHNE
000131DREHMO GmbH
00014DRockwell Automation
000156Magnetrol International
000188Tefulong Group Co., Ltd.
0001BFValmet Automation
0001DCDetcon
0001F4R. STAHL SCHALTGERAETE
0001FDFieldbus Diagnostics LLC
000211Heinrichs Messtechnik
000212CQSIC Co., Ltd
000220Sierra Instruments
000246Brooks Instrument
000302SMAR
000309Fuji Electric Co., Ltd.
000310Micro Motion, Inc.
000313Dandong Top Instrument
000320ABB
000346Power-Genex Ltd.
0003E8SHIP STAR
00043EOVAL Corporation
000457Ohmart/Vega Corp
0004D2Fisher Rosemount Per Tc
0006B0WIKA
000777Relcom, Inc.
0007B0Moore Industries
0007D0PR Electronics
0007D1NOHKEN INC.
000888SUPCON
0008F0DET-TRONICS
00094AKoso Service Co., Ltd.
00094BRexa, Koso America
000993Hollysys
000A1CAnderson Instrument Co.
000C07NAIQI
000DDFBONRAY
000E05Metso Flow Control Inc
001000Beck, Harold & Sons
001151Rosemount Inc.
001167Dynamic Flow Computers
0017C9Walsn Enterprise Ltd.
001988Hawk
001D6DHach Company 
002000EIM CONTROLS
0021C3Buerkert
0022B8HuaKong Technology
002B72TLV CO., LTD.
003000HMS Industrial Networks
004000BERNARD
004241BEKA Associates
004549EnVision Instruments
004649Fieldbus Inc.
004745General Electric
004C65Leyden Engineering
005000    YEPEF
005100Fisher Controls
005754Welltech
005774StoneL
00A000Fieldbus International
00A1FFBERTHOLD TECHNOLOGIES
00E099SAMSON AG
00F302SPIRAX SARCO ITALY
00FF01ROTORK
010253M-System
012FD1Young Tech
014A7EVALTEK INTERNATIONAL
015F34Vautomat
01B20BTERRANOVA
01FC49FLUID COMPONENTS INTL
024604Rohrback Cosasco Systems
038CBFBeamex Oy Ab
05E35DLimitorque Co.
083000SMC Corporation
0A01FFAUMA
0A4383Bifold Fluidpower Ltd.
0B87A3ELOMATIC INTERNATIONAL
0BDE31MTS Sensors
0BE0ECEaton MTL Products
0C1DC0Cidra Corporate Services
0DFC96Azbil Corporation
10A1C0TOKYO KEISO CO., LTD.
10FF00Fieldbus Foundation
10FF01Noah Actuation Co., Ltd.
116045ifak system GmbH
1E6D11Softing AG
212121APAT
31FF52Ronan Engineering
36AEC2Fluenta
385884Invensys
385885Limitorque Corporation
4000FFoptek-Danulat
41434CASCO Controls, LP
41524DRESERVED
424946Biffi Italia srl
42544DRESERVED
43414DCameron
434E54RESERVED
435349CSI
445343Duon System Co., Ltd.
445644Dresser Valve Division
44594EDynisco
452B48Endress+Hauser
454E4FENOTEC GmbH
464C4FFlowserve/Automax
464C53Flowserve
464C58Flexim
465253Fisher Rosemount Systems
465255METTLER-TOLEDO
465354FESTO BRASIL LTDA
466847Fraunhofer IITB
474545RESERVED
475343RESERVED
47E86BSense Eletronica LTDA
484F45Hoerbiger
48574CHoneywell
4C444EDresser Italia S.p.A.
4D5043Moore Products Co.
4D5552RESERVED
4E4943National Instruments
4E4956RESERVED
4E5246Enraf
4E554DNumatics Inc
502B46Pepperl+Fuchs
507843Phoenix Contact
520000Draeger
524149Rosemount Analytical Inc
524153EPMRAS
524B4BRKK
534147SIEMENS AG
534354RESERVED
534B46RESERVED
535354RESERVED
544653Thermo Fisher Scientific
544A4DTracerco Ltd.
545758TopWorx Inc.
564142Bettis
564143Bettis Canada
564144Valve Automation Div.
564153Shafer
564154Dantorque
56474BVEGA
574343Westlock
575353CRANE
594543Yokogawa Electric
600200TRICOR Coriolis
60AB00Dongfeng M&E Co., Ltd.
61636DAMFLOW
77E1A5Chemtrac Systems, Inc.