Members Directory

BVAA Member Directory

Emerson Process Management - TopworxEmerson Process Management - Topworx

Horsfield Way, Bredbury Industrial Estate, Stockport, Cheshire, SK6 2SU

Tel No: 0161 4065155
Fax No: 0870 240 4389
Parent Company: Emerson Process Management
Other offices: Louisville, USA Singapore UAE
Accreditations: ISO 9001:2008, ATEX, IECEx, UL, CSA, GOST/RTN, INMETRO, NEPSI, KOSHA, ANZEx

TopWorx is the Global Leader in Valve Control and Position Sensing for the Process Industries. Our solutions help plants, platforms and pipelines improve productivity and increase safety in the harshest environments and toughest applications.

TopWorx technology advancements are at the forefront of innovation in the process automation industry. We utilise all the fieldbus protocols, FOUNDATION Fieldbus, Profibus, AS-Interface, DeviceNet and HART to reduce installation costs and enable predictive maintenance at many of the world’s leading companies.

TopWorx Valve Controllers and Position Sensors are globally certified for use in any hazardous location anywhere in the world. In addition to high temperature (up to 204°C), cold temperature (-50°) and sub sea (depths to 6,000m) applications, our products are suitable for use in Zone 0 (Intrinsically Safe), Zone 1 (Flameproof/Explosion Proof) and Zone 2 (Non Incendive) hazardous areas with IECEx, ATEX, GOST, InMetro, UL, CSA, JIS, KOSHA and NEPSI approvals.

TopWorx provide Global Service and Support with company locations in the United States, UK, South Africa, Bahrain and Singapore. We are strategically positioned to provide the kind of support that a world without compromise demands.

TopWorx brand names, GO SWITCH, valvetop, are widely recognised and universally installed throughout the globe in extremely hot, cold, wet, dry, abusive, corrosive and explosive environments. Our latest development, an ESD-PST SIL3 approved Discrete Valve Controller, demonstrates another leading innovation from one of the markets fastest growing companies.

TopWorx is an ISO 9000:2000 approved company.

For more information about TopWorx, please visit us at


  • AS-I Components
  • Control Panels
  • Control Systems
  • ESD Valve Systems
  • Fieldbus Valves
  • Limit switch units
  • Limit switches code 108
  • Mounting Kits
  • Pneumatic Control Modules (Integra)
  • Position Transmitters
  • Positioners
  • Proximity switches
  • Sensors
  • Solenoid Valves
  • Switch Solenoid Control Centres
  • Switch Terminal Boxes
  • Switchboxes
  • Valve accessories


  • Anderson Greenwood
  • Asco
  • Baumann
  • Bettis
  • Cash
  • Clarkson
  • Crosby
  • Damcos
  • Daniel
  • Dantorque
  • EIM
  • El-O-Matic
  • Enardo
  • Fasani
  • Fisher
  • Francel
  • Hytork
  • Keystone
  • KTM
  • Kunkle
  • Lunkenheimer
  • Marston
  • Nelson
  • Neotecha
  • Raimondi
  • Sapag
  • Sempell
  • Shafer
  • Tartarini
  • Tescom
  • Topworx
  • Vanessa
  • Varec
  • Virgo
  • Vonk
  • Yarway

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