- A+R Armaturen GmbH
- Adler/mars
- AGI
- Agru
- Agruline
- Ahlsell
- Aignep
- Air Torque S.p.a.
- Ajtec
- Albert Richter GmbH
- Alfa Valvole Srl
- Aliaxis
- Alnab
- AMAL
- AMIS
- Amisco
- AMRI.
- Anderson g.s.
- API
- Araco
- Arca-Regler Gmbh
- Arcapro
- Ares
- Argus
- ARI
- ARI Premio
- Armak
- Armatec
- ARS
- Asa
- Asahi
- Ashcroft
- Ashford
- ASP Armaturen Schilling Puspas GmbH
- Astore
- ASV
- ASV Stübbe
- AT
- Atemax
- AUMA
- Auma Matic
- Aumatic
- AVi
- Avid
- AVS Power OY
- Axel Larsson
- Axella
- AYVAZ
- AZ-Armaturen
- Badger Meter Inc.
- Baelz & Sohn
- Baelz Automation
- Ballostar Klinger FC
- Baoyi
- Barberi
- Bardiani
- Batley
- Bayard
- Belgicast
- Besa Ing Santagelo S.A.
- Besta AG
- Binox
- BOA-ventiler
- Bonetti
- Bonney Forge
- Bopp & Reuther Messtechnik
- Bopp & Reuther Sicherheits und Reglerarmaturen
- Brandoni
- Braukman
- Broady
- BS&B Ldt
- BTG Valves
- Bürkert
- Caleffi
- Calvac
- Camflex
- Candigra
- Carraro
- Cashco Inc.
- Castiglioni Mario Valvole Industriali
- CCI
- CCS
- Centork
- Cera Systems
- Check
- Chem Valve
- Civas
- Clarkson
- CMO
- Compact
- Conoflow
- Consolidated
- Conti
- Continental
- Control Air
- Control Seal
- ConVey- Schmid AG
- Conway
- Copes Vulcan Ltd.
- Corona Control
- Cosmotecnica
- Crane Co.
- CYL
- Cypag
- Dafram S.p.a.
- Dahl Sverige
- Danfoss
- Delta Fluid Products
- Delta Tau
- Descote
- Dezurik
- Diaval
- Die Erste
- Discovanne
- Douglas Italia
- Drag Valves
- Drehmo GmbH
- Dresser Instrument
- Dresser Valve
- DRV
- Duball
- Duragauge
- Durapipe
- DURCO/Atomac
- Dynex
- Dürholdt
- E.L.B
- Eaton
- Ebro Armaturen
- Ecotrol
- Edwars Valves
- Effebi
- Effpi
- EGGER
- El-O-Matic
- Elaflex
- ELQ
- Emerson
- Emerson Process Management
- Emme Technology
- Engelsberg
- Enolgas Bonomi S.A.S.
- Entegris
- Epc Ges.m.b.H
- Erhard
- Erichs
- ERU
- Eugen Seitz AG
- Euromekanik
- Exner
- FAGE
- Farris
- Fasani
- Fema
- Fiedl Q
- Fike Europé N.V.
- FIP
- Flash 5
- Flo Control
- Flow Check
- Flowserve (Audco)
- Flowserve Flow Control GmbH
- Flowserve GB Ltd
- FlowX3
- Franz Dürholdt GmbH & Co KG
- Friatec Th Jansen Armaturen GmbH
- Fromme Armaturen GmbH & Co KG
- FST Northvale Korting
- Fujikin
- FVP
- G.Markenberg Armaturen GmbH
- Gachot
- Galassi
- Gasli Aldiso S.L.
- Gefa Processtechnik GmbH
- Gemü
- Genebre
- Gerard Götze
- Gerb
- Gestra
- Ghibson
- Glaunach
- Grove
- GSR Ventiltechnik GmbH & Co KG
- GTC
- GUR
- Gustaf Fagerberg
- GVF Components srl
- H.P Valves
- Habonim
- Hafner-Pneumatik Krämer KG
- Haitima Corporation
- Ham-Let
- Hannemann & Pruss GmbH
- Hattersley Newman Hender
- Heise
- Hi Seal
- HiLok
- Hilook
- Hindel
- HIP
- Hoke
- Holter
- Homatic
- Hopkinsons
- Högfors
- IFM
- IMI Bailey Birkett Ltd.
- Impel
- Industriarmatur-ARI
- Instrum A.G
- InterAPP
- International Valves
- Intra
- Ireland
- Iris
- IST Molchtechnik GmbH
- ITT Conoflow
- IVR
- IWK Regler
- K-Controls Ltd.
- Kenway UK Ltd
- Keystone
- Kinetrol
- Kito GmbH
- Kitz
- KLA-Armatur
- Klaus Union
- Klein
- Klinger Fluid Control
- KMC
- Knife
- Koei Industry Co.
- Krohne
- Krombach Armaturen
- KSB AG
- KSB Mörck
- KSR Keubler
- KVVB Kenmac Ltd.
- Kylmax
- Kähler & Breum
- Kämmer
- M&M International
- M-technology
- Malbranque
- Maran E Peracini
- MARC
- Mars
- Mars Valve Co.
- Marsh Bellofram
- Marston
- Marvac
- Masoneilan
- Max-Air
- Maxiflow
- Maxseal
- Meca Inox
- Mecafrance
- Mecair srl
- Meer Valves
- Mei Valvole
- Mei Valvole Industriali
- Meilan
- Metso Automation
- Micropak
- Mival
- Mohren
- Mon Soon Industries Co, Ltd.
- Monti Valves
- Murvac
- MV
- Naeglen
- NAF
- Naval OY
- Navalball
- NBS Corporation
- Neles
- Neotecha
- NH International
- Nibco
- Niezgodka GmbH
- Nil Cor
- Nivus
- Norbro
- Nori-ventiler
- Norichem-ventiler
- Noris
- Noris Armaturen Burkenstein GmbH
- Northvalve-Korting Ltd.
- PA-ventiler
- Pacific Valves
- Parcol
- Parker Hannifin
- Parker Lucifer S.A.
- PBM
- PCC
- PCC Eurovalve BV.
- PCC/Valtaco
- Pekos
- Pemto
- Perrin
- Persta GmbH
- Pfannenschmidt
- Pfeiffer Vacuum
- PLUS
- Pocket Valve
- Pondus
- Praher
- Premi-air
- Premi-seal
- Profin-kulventiler
- PSA-ventiler
- PSG
- Pulsar
- Purad
- R BR Valvole
- R.T Valvole Industriali
- Raimondi
- Raisteam
- Rampini srl
- Ramén
- Rastelli
- Raumag-Janich Systemteknik
- RB
- RBM S.p.A
- Realm
- Redvalve
- REGO GmbH
- Remote Control
- Resistoflex
- RF Tek. OY
- Rhino
- Richter Valve
- Rickmeier
- RIFOX Hans Richter GmbH
- Ring-O
- Ritag
- RMG
- Robolux
- Robovalves
- Roco
- Rossing & Jansson
- Rothenberger
- Rotork Controls Ltd.
- Rotork Fluid Systems
- RTK
- Rubinetterie Breciane Bonomi S.p.A
- S+S Armaturen
- Safety Systems UK Ltd.
- Samsomatic
- Samson
- SaniComp
- Sanitrx
- Sapag
- Sart Honywell
- Saunders Valve Ltd.
- Schleisinger
- Schmidt Armaturen AG.
- Schmidt Armaturen GmbH
- Schubert & Salzer
- Schubert & Salzer Control System GmbH
- SED
- SED Flow Control GmbH
- Sempell
- Serto
- Setball
- Shield srl
- Siemens
- Sika
- Silenta
- SIMA
- Sipos
- Sirca International
- Siri Metallisator
- Sistag Industriventiler
- SISTO
- Solartron Mobrey
- Soldo srl
- Somas
- Spirac Sarco
- STAAL-ventiler
- Stafsjö
- Staitech
- Stampotechnica srl
- Starline Iberica S.A.
- Starline S.p.A
- Steam Form
- Steam Team
- Stenflex Rudolf Stender GmbH
- STI
- Stockham
- Strahman Inc
- Straitech
- STRATE Technologie für Abwasser GmbH
- Sulzer Valves
- SVI
- Swedec
- Switch IT
- Südmo
- T K Valve
- Taiwan Valves
- Tecufi
- Tescom
- TH-Jansen
- Thermomess Srl
- Thies
- Thompson Valves Ltd.
- Tiansheng
- Tomco
- TomoeTritec
- Torex
- Tosaca S.A.
- Triangle
- Triball
- Trimball
- Trovis
- Trovis Expert
- Trovis View
- Tuflin
- Turnex
- Twin Air
- Twin Pack
- Tyco
- Vade Valvulas Derivades
- VAG
- VAG-Armaturen
- VAG-ventiler
- Vaihinger
- Valbia srl
- Valpres srl
- Valscope
- Valtek
- Value Valves Co. Ltd
- Valvaut
- Valve Concepts Inc
- Valvosider
- Valvue
- Valvulas CYL S.L
- Vanessa
- Varimax
- Varipak
- VDH
- VeeValv
- Velan Valves Ltd
- Venmax
- Venstop
- Ventim
- Venus
- Venvex
- Vesta Automation srl
- Vetec
- Vexve
- Von Rohr Armaturen AG
- VRT
- VYC
- VYC Industrial S.A.
- W. Baelz & Sohn GmbH
- Wakmet
- Weka AG
- Welland & Tuxhorn
- WEY
- Wilbrandt Gummitechnik
- Winn
- Wire Matic
- Worcester
- World Valve B.V
- Wouter Witzel
- WTA
