| Company name | Category |  | 
              
                | C and K Components | Switches and keyboards |  | 
              
                | C Data Solutions | Embedded computing and control |  | 
              
                | C-Cube | Analogue and mixed-signal ICs |  | 
              
                | C-Mac Microtechnology | Electronics manufacturing services |  | 
              
                | Cableorganizer | Floor-standing racks, cabinets, enclosures |  | 
              
                | Cabot Communications | Embedded software and operating systems |  | 
              
                | Caddock Electronics | Capacitors |  | 
              
                | Cadence Design Systems | Design and development software |  | 
              
                | Caesar Datasystems | Networking hardware |  | 
              
                | Calex Electronics | DC/DC convertors |  | 
              
                | Calibration Centre | Stand-alone instruments |  | 
              
                | Calibration Trade Centre | Stand-alone instruments |  | 
              
                | Calibre | PC-compatible boards, assemblies |  | 
              
                | California Micro Devices | Circuit protection devices |  | 
              
                | California Software Labs | Embedded software and operating systems |  | 
              
                | Caltest Instruments | Stand-alone instruments |  | 
              
                | Calypto Design Systems | Design and development software |  | 
              
                | Cambion | Capacitors |  | 
              
                | Cambridge Connectors | Plugs and sockets |  | 
              
                | Cambridge Consultants | Intellectual property cores |  | 
              
                | Cambridge Design Partnership | Design services |  | 
              
                | Cambridge Display Technology | Other OEM display modules, meters |  | 
              
                | Cambridge Imaging Systems | Networking hardware |  | 
              
                | Cambridge Microprocessor Systems | PC-compatible boards, assemblies |  | 
              
                | Cambridge Positioning Systems | Embedded software and operating systems |  | 
              
                | Cambridge Silicon Radio | Communications ICs (wireless) |  | 
              
                | Cambridge Technology Systems | Electronics manufacturing materials |  | 
              
                | Cambridge Temperature Concepts | Sensors and data acquisition |  | 
              
                | Cambridge-MIT Institute | Exhibitions, courses, conferences, training |  | 
              
                | Camden Electronics | Terminals and power |  | 
              
                | Camitri Technologies | Intellectual property cores |  | 
              
                | Campbell Collins | DC/DC convertors |  | 
              
                | Camtronics Vale | Electronics manufacturing services |  | 
              
                | Canford | Networking hardware |  | 
              
                | Cao | Light-emitting diodes (LEDs) |  | 
              
                | Cap-XX | Capacitors |  | 
              
                | Capella Microsystems | Analogue and mixed-signal ICs |  | 
              
                | Caps Entreprise | Design and development software |  | 
              
                | Captec | Networking hardware |  | 
              
                | Captronic Systems | Test accessories |  | 
              
                | Carbolite | Electronics manufacturing materials |  | 
              
                | Carbon Design Systems | Design and development software |  | 
              
                | Carlo Gavazzi | Circuit protection devices |  | 
              
                | Carr Manufacturing | Cables and wires |  | 
              
                | CARTS | Exhibitions, courses, conferences, training |  | 
              
                | Cascade Microtech | Test accessories |  | 
              
                | Cast | Intellectual property cores |  | 
              
                | Catalyst Semiconductor | Analogue and mixed-signal ICs |  | 
              
                | Catalyst Systems | Design and development software |  | 
              
                | Cavendish Kinetics | Intellectual property cores |  | 
              
                | Cavotec | Enclosures and panel products |  | 
              
                | CC Electronics | Boards and backplanes |  | 
              
                | CC-Link Partner Association | Communications ICs (wired) |  | 
              
                | CDL Products | Wireless communications |  | 
              
                | CDO | Exhibitions, courses, conferences, training |  | 
              
                | CE-Tek | Interconnection |  | 
              
                | Cebatech | Intellectual property cores |  | 
              
                | Cedip Infrared Systems | Electronics manufacturing materials |  | 
              
                | Cedrat | Design and development software |  | 
              
                | CEE Norm | Interconnection |  | 
              
                | Celab | AC/DC power supplies |  | 
              
                | Celestica | Electronics manufacturing services |  | 
              
                | Celestica Power Systems | DC/DC convertors |  | 
              
                | Celestry | Design and development software |  | 
              
                | Cell Guide | Communications ICs (wireless) |  | 
              
                | Cellergy | Capacitors |  | 
              
                | Cellmetric | ATE systems |  | 
              
                | Cellon | Wireless communications |  | 
              
                | Celoxica | Design and development software |  | 
              
                | Celsum Technologies | Sensors and data acquisition |  | 
              
                | Centre For Sustainable Design | Exhibitions, courses, conferences, training |  | 
              
                | Ceram | Electronics manufacturing materials |  | 
              
                | Ceramoptec | Cables and wires |  | 
              
                | Certicom | Design and development software |  | 
              
                | Cetecom | Compliance engineering |  | 
              
                | Ceva | Intellectual property cores |  | 
              
                | CEVP | Electronics manufacturing materials |  | 
              
                | CFG Microelectronic | Industry news |  | 
              
                | Challenger Components | Electronics manufacturing quality assurance |  | 
              
                | Changzhou Xichun Electronics | Industry news |  | 
              
                | Charcroft Electronics | Capacitors |  | 
              
                | Charig Associates | Design and development |  | 
              
                | Chassis Plans | Instrument cases, benchtop, wall-mounting enclosures |  | 
              
                | Chauvin Arnoux | Stand-alone instruments |  | 
              
                | China International Optoelectronic Expo | Optoelectronics |  | 
              
                | Chip Estimate | Design and development software |  | 
              
                | Chip X | Microprocessors, microcontrollers and DSPs |  | 
              
                | Chipcon | Communications ICs (wireless) |  | 
              
                | Chipsensors | Communications ICs (wireless) |  | 
              
                | Chipworks | Design services |  | 
              
                | Chipwrights | Microprocessors, microcontrollers and DSPs |  | 
              
                | Chomerics | Heatsinks and thermal management |  | 
              
                | Chord | Cables and wires |  | 
              
                | Chronology | Design and development software |  | 
              
                | Chrontel | Analogue and mixed-signal ICs |  | 
              
                | CI Displays | Industry news |  | 
              
                | CI Lumen Industries | Electronics manufacturing materials |  | 
              
                | CIL Custom Interconnect | Electronics manufacturing services |  | 
              
                | Cimetrix | IC and hybrid processing equipment |  | 
              
                | Cimmetry Systems | Design and development software |  | 
              
                | Cinch Connectors | Interconnection |  | 
              
                | CIP Technologies | Optical filters, lenses, gratings |  | 
              
                | CIR | Recruitment, reports, resources |  | 
              
                | Circuit Assembly | Plugs and sockets |  | 
              
                | Circuit Cellar | Recruitment, reports, resources |  | 
              
                | Circuit Components | Terminals and power |  | 
              
                | Circuit Design | Wireless communications |  | 
              
                | Circuitree | Design services |  | 
              
                | Cirrus | Plugs and sockets |  | 
              
                | Cirrus Logic | Analogue and mixed-signal ICs |  | 
              
                | Cissoid | Discrete power devices |  | 
              
                | CIT Relay and Switch | Switches and keyboards |  | 
              
                | CITEM | Exhibitions, courses, conferences, training |  | 
              
                | Civcom | Optical transceivers, transponders, repeaters |  | 
              
                | CKS | Compliance engineering |  | 
              
                | Clairvoyante | LCD modules |  | 
              
                | Clare | Power-supply ICs and controllers |  | 
              
                | Clear Shape Technologies | Design and development software |  | 
              
                | Clearspeed Technology | Microprocessors, microcontrollers and DSPs |  | 
              
                | Clicktouch | Switches and keyboards |  | 
              
                | Cliff Electronics | Plugs and sockets |  | 
              
                | Cliosoft | Design and development software |  | 
              
                | CMC Electronics Cincinnati | Embedded computing and control |  | 
              
                | CML Innovative Technologies | Light-emitting diodes (LEDs) |  | 
              
                | CML Microcircuits | Communications ICs (wired) |  | 
              
                | CMP | Industry news |  | 
              
                | CMP Books | Industry news |  | 
              
                | Coax Connectors | Plugs and sockets |  | 
              
                | Codescape | Design and development software |  | 
              
                | Coding Technologies | Embedded software and operating systems |  | 
              
                | COEV Magnetics | Capacitors |  | 
              
                | Cofluent Design | Design and development software |  | 
              
                | Cogiscan | PCB assembly equipment, tools |  | 
              
                | Coiler | Communications ICs (wired) |  | 
              
                | Coldwatt | AC/DC power supplies |  | 
              
                | Cole Hersee | Switches and keyboards |  | 
              
                | Colibrys | Optical filters, lenses, gratings |  | 
              
                | Colinbus | Electronics manufacturing materials |  | 
              
                | Collabora | Embedded software and operating systems |  | 
              
                | Colorchip | Optical transceivers, transponders, repeaters |  | 
              
                | Comair Rotron | Fans and blowers |  | 
              
                | Commagility | Embedded computing and control |  | 
              
                | Commell | PC-compatible boards, assemblies |  | 
              
                | Comms Room Services | Interconnection |  | 
              
                | Commsonic | Design and development software |  | 
              
                | Communication Automation | PC-compatible boards, assemblies |  | 
              
                | Communications Machinery | Stand-alone instruments |  | 
              
                | Component General | Resistors |  | 
              
                | Component Obsolescence | Recruitment, reports, resources |  | 
              
                | Components | PCB connectors |  | 
              
                | Components Bureau | Capacitors |  | 
              
                | Compstock | Capacitors |  | 
              
                | Computamation Systems | Design and development software |  | 
              
                | Computer Solutions | Design and development hardware |  | 
              
                | Comroad | Communications ICs (wired) |  | 
              
                | Comsol | Design and development software |  | 
              
                | Comsys Communication and Signal Processing | Intellectual property cores |  | 
              
                | Comtech AHA | Communications ICs (wired) |  | 
              
                | Comtech M2M | Wireless communications |  | 
              
                | Comtrol | Networking hardware |  | 
              
                | Concept Engineering | Design and development software |  | 
              
                | Concurrent Computer | PC-compatible boards, assemblies |  | 
              
                | Concurrent Technologies | VMEbus boards, assemblies |  | 
              
                | Conduant | Sensors and data acquisition |  | 
              
                | Conductive Compounds | Electronics manufacturing materials |  | 
              
                | Conekt | Design services |  | 
              
                | Congatec | Embedded computing and control |  | 
              
                | Connect One | Communications ICs (wired) |  | 
              
                | Connect Tech | Embedded computing and control |  | 
              
                | Connect-2 Technology | Interconnection |  | 
              
                | Connectblue | Wireless communications |  | 
              
                | Contax | PCB assembly equipment, tools |  | 
              
                | Contec Microelectronics | PC-compatible boards, assemblies |  | 
              
                | Continuum Photonics | Optoelectronics |  | 
              
                | Control Resources | Heatsinks and thermal management |  | 
              
                | Control Techniques Dynamics | DC/AC inverters |  | 
              
                | Controlled Speed | Electronics manufacturing services |  | 
              
                | Converge | Electromechanical components |  | 
              
                | Conversion Devices | AC/DC power supplies |  | 
              
                | Cookson Electronics | Electronics manufacturing materials |  | 
              
                | Cool Components | Boards and backplanes |  | 
              
                | Cool LED | Electronics manufacturing materials |  | 
              
                | Cooler Master | Instrument cases, benchtop, wall-mounting enclosures |  | 
              
                | Cooper Electronic Technologies | Transformers and inductors |  | 
              
                | Cooper Tools | Electronics manufacturing materials |  | 
              
                | Coors Tek | Electronics manufacturing materials |  | 
              
                | Copernica | Electronics manufacturing services |  | 
              
                | Copland Events | Exhibitions, courses, conferences, training |  | 
              
                | Copper Development Association | Exhibitions, courses, conferences, training |  | 
              
                | Core Optics | Optical transceivers, transponders, repeaters |  | 
              
                | Corelis | Design and development software |  | 
              
                | Coresonic | Communications ICs (wired) |  | 
              
                | Cornell Dubilier Electronics | Capacitors |  | 
              
                | Coronis Systems | Communications ICs (wireless) |  | 
              
                | Couth Infotech | Design and development software |  | 
              
                | Coventor | Design and development software |  | 
              
                | Coverity | Design and development software |  | 
              
                | Coware | Design and development software |  | 
              
                | CPS | Heatsinks and thermal management |  | 
              
                | Crane Electronics | Industry news |  | 
              
                | Creative Electronic Systems | Networking hardware |  | 
              
                | Credence Systems | Stand-alone instruments |  | 
              
                | Credowan | Discrete power devices |  | 
              
                | Cree | Light-emitting diodes (LEDs) |  | 
              
                | Crestwood Technology | Recruitment, reports, resources |  | 
              
                | Cropico | Stand-alone instruments |  | 
              
                | Crossware Products | Design and development software |  | 
              
                | CRS | Enclosures and panel products |  | 
              
                | Crydom | Electromechanical components |  | 
              
                | Cryogenic Treatment Services | Electronics manufacturing services |  | 
              
                | Crystal Q | Electronics manufacturing materials |  | 
              
                | Crystek | Frequency control components |  | 
              
                | CSEM | Electronics manufacturing services |  | 
              
                | CSM Electronics | Electronics manufacturing services |  | 
              
                | CST | Design and development software |  | 
              
                | CT Production | Electronics manufacturing services |  | 
              
                | CTI | Antennas and feeders |  | 
              
                | CTL Components | Light-emitting diodes (LEDs) |  | 
              
                | CUI | DC/DC convertors |  | 
              
                | Cupio | ATE systems |  | 
              
                | Current Logic | DC/DC convertors |  | 
              
                | Curtis Instruments | Switches and keyboards |  | 
              
                | Curtiss-Wright | VMEbus boards, assemblies |  | 
              
                | Custom Design Technologies | Switches and keyboards |  | 
              
                | Cutler-Hammer | Industry news |  | 
              
                | CWAV | Design and development hardware |  | 
              
                | Cyan Technology | Microprocessors, microcontrollers and DSPs |  | 
              
                | Cycleo | Intellectual property cores |  | 
              
                | Cyclops Electronics | Capacitors |  | 
              
                | Cygcom | Networking hardware |  | 
              
                | Cygnal Integrated Products | Microprocessors, microcontrollers and DSPs |  | 
              
                | Cymbet | Batteries and chargers |  | 
              
                | Cynergistic Technologies | Switches and keyboards |  | 
              
                | Cynergy 3 Components | Capacitors |  | 
              
                | Cynllun Trosolwg | Embedded software and operating systems |  | 
              
                | Cypher Instruments | Stand-alone instruments |  | 
              
                | Cypherix | Design and development hardware |  | 
              
                | Cypress Computer Systems | Embedded computing and control |  | 
              
                | Cypress Semiconductor | Communications ICs (wired) |  |