| Contractors Name | Technology/Service Provided | Place of Registration | Ownership |
| Ability | Satellite/Cellular Monitoring and selective Jamming | Tel Aviv (IL) | |
| ACCESSDATA | Digital Investigation / Forensics / Decryption | Lindon, UT (US) | |
| ACME Packet | SBCs / MSGs / SRPs / VoIP LI | Delaware (US) | NASDAQ:APKT |
| AGNITIO S.L. | Speech Recognition | Madrid (ES) | |
| Alcatel-Lucent | Lawful Interception (LI) | Paris (FR) | Public (NYSE) |
| Allot Communications Ltd | Deep Packet Inspection | Hod-Hasharon (IL) | |
| Altron | Lawful Interception, Monitoring, Recording | Kharkov (UA) | |
| AMESYS | Tactical and Strategic Interception and Lawful Intercpetion, COMINT, Monitoring, Speech Recognition | AIX-EN_PROVENCE (FR) | BULL Group (FR) |
| AUDIOTEL International | Tactical COMINT Systems and Countermeasures | Corby, Northans (GB) | ? |
| AQSACOM | Lawful Interception, Internet Monitoring | Les Ulis (FR) | |
| ARCADIA aka ARC4DIA | Exploits | Val-des-Monts, CA | |
| Area Spa | Lawful Interception / Tactical Interception | Binago, Como (IT) | |
| ATIS systems GmbH (ATIS UHER) | Lawful Interception / Large Scale ComInt Monitoring | Bad Homburg (DE) | |
| Audio Video Intelligence Corporation | Tactical Audio/Video/GSM-Interception | Manila (PH) | |
| B.E.A. S.r.l. | Tactical Interception Devices | Torino (IT) | |
| BlueCoat | Intelligence Centers, Deep Packet Inspection, Internet Filtering | Sunnyvale, CA (US) | NASDAQ: BCSI |
| BRIGHTPLANET | Social Network Intelligence | Sioux Falls, South Dakota (US) | – |
| Cambridge Consultants | Consultancy on mobile Surveillance | Cambridge (GB) | |
| Cellebrite Mobile Synchronization Ltd. | Cell Phone Forensics | Petah Tikva (IL) | |
| ClearTrail | Lawful Interception / ComInt / Strategic Interception / Mass Monitoring of IP and Voice Networks | Indore (IN) | |
| COBHAM | Tactical GSM Interception | Wimborne, Dorset (GB) | |
| CommuniGate Systems | Lawful Interception | Mill Valley, CA (US) | |
| Comverse | Lawful Interception | (US) | (IL) |
| Creativity Software | LI, Location Positioning Infrastructure | Surrey (GB) | |
| C Tech Bilişim Teknolojileri San. ve Tic. AS. | Lawful Interception, Monitoring, Deep Packet Inspection | Gebze / Kocaeli (TR) | |
| Cyberoam | Deep Packet Inspection | New Jersey (US) | |
| DATAKOM | Lawful Interception / Interception Systems | Ismaning (DE) | |
| DATONG | GSM Passive Surveillance / Tactical Interception | Leeds (GB) | |
| Delta SPE | Collection & Processing of Packet Data Satellite Services | Kiev (UA) | |
| Delma MSS | GSM Tracking/Surveillance | Alresford, Hampshire (GB) | (GB) |
| Detica | Information / Intelligence Processing | Guildford, Surrey (GB) | |
| Dialogic | SMS Monitoring | San Jose, CA (US) | |
| DigiVox B.V. | Lawful Interception, Tactical GSM Interception | Rotterdam (NL) | |
| DIGINT Srl | Lawful Interception | Garbagnate Milanese, MI (IT) | Finmeccanica (IT) |
| DigiTask | Trojans (“Remote Forensics”) / WiFi Interception | Haiger (DE) | |
| Dreamlab Technologies AG | Lawful Interception / VOIP LI / Trojans | Bern (CH) | |
| EBS-Electronic GmbH | Tactical Tracking Devices | Gröbenzell (DE) | |
| Elaman | Trojans / Strategic & Tactical Communication Monitoring / Intelligence Gathering | Munich (DE) | (DE) |
| Elbit Systems | Intelligence Support / C4I. Collection, Analysis / PC Surveillance, Covert Intelligence | Haifa (IL) | NASDAQ and TASE: ESLT |
| Elta Systems Ltd. | SIGINT, Tactical GSM/UMTS/WIMAX/Satellite Interception/Monitoring/Tracking | (IL) | |
| ENDACE accelerated | Traffic Data Processing, Monitoring | Auckland (NZ) | LSE: EDA.L |
| ERA IT Solutions AG | Trojans | Domat/Ems (CH) | |
| Ericsson | Ericsson surveillance suite Monitoring, Lawful Interception | Stockholm (SE) | |
| ETI A/S | Lawful Interception, Monitoring | Nr. Sundby (DK) | |
| Expert System S.p.A. | Semantic Analysis | Modena (IT) | |
| FireDigit bvba | Lawful Interception | Sint-Niklaas (BE) | |
| Fox-IT | Lawful Interception, Interception Analytics | Delft (NL) | |
| GAMMA Group | Trojans / Tactical Interception | GAMMA International GmbH & Co KG München (DE) / Gamma International Ltd. Andover, Hampshire (GB) | |
| Gigamon | Gigabit Internet Monitoring | Milpitas, CA (US) | |
| Glimmerglass | Monitoring of optical signals and networks | Hayward, CA (US) | Private |
| Griff Comm Ltd | Covert Surveillance | LLandrindod Well, Powys (GB) | |
| GROUP2000 | Lawful Interception / Deep Packet Inspection | AH Almelo (NL) | |
| GTEN DATAKOM | Lawful Interception | Ismaning (DE) | |
| Gita Technologies Ltd. | SIGINT/COMINT | Rosh-HaAyin (IL) | |
| Guidance Software | Encase Intelligence Software / Forensics | Pasadena, CA (US) | |
| Hacking Team | Trojans (“Remote Control System”) | Milano (IT) | |
| Harris Wireless Products Group | Tactical Mobile Phone Interception/Tracking | Melbourne, FL (US) | |
| Hidden Technology Systems International Ltd | Covert Tracking & Surveillance Devices | Essex (GB) | |
| HSS Development | Tactical Mobile Phone Interception / Jamming | New York (US) | |
| Huawei Technologies | Lawful Interception / COMINT | (CN) | (CN) |
| IBH Impex | Tactical Sat-/GSM-/Radio- Interception, Internet Monitoring, Bugs, Sweeping (TCSM) | Dessau (DE) | |
| Innova S.p.A. | LI, Monitoring, Tactical Tracking & Surveillance | Trieste (IT) | |
| Intelligentias Inc. | Lawful Interception, Data Retention | Redwood City CA (US) | |
| INVEA-TECH | Lawful Interception, Data Retention | Brno (CZ) | |
| IPOQUE | Deep Packet Inspection | Leipzig (DE) | |
| IPS Intelligence & Public Security S.p.A. | Monitoring, Recording | Aprilia, LT (IT) | |
| ISKRATEL | Lawful Interception, SORM | Kranj (SI) | |
| IVIGNERI | GSM Decryption | (MY) | |
| KBI Optronics GmbH | Surveillance and Reconnaissance Systems | Penig (DE) | |
| Kommlabs Dezign Pvt. Ltd. | Lawful Interception, Strategic Interception, Tactical GSM Interception | Noida (IN) | |
| LOQUENDO | Vocal Technology and Services / Speech Recognition | Turin (IT) | |
| Macro System | Lawful Interception / Telecommunication Surveillance | Warsaw (PL) | |
| Medav GmbH | Radio Monitoring and Surveillance Solutions | Uttenreuth (DE) | (DE) |
| MERA Systems, Inc. | Internet surveillance and monitoring | Richmond Hill, Ontario (CA) | |
| Motec | Strategical Monitoring, Tactical Surveillance | Kuala Lumpur (MY) | |
| Micro Systemation AB | Cell Phone Forensics | Solna (SE) | |
| Narus | Real Time IP Traffic Monitoring, Traffic Intelligence, Deep Packet Inspection (DPI) | Sunnyvale, CA (US) | Boeing (US) |
| NEOSOFT | Tactical GSM Interception | Zuerich (CH) | |
| NETOPTICS | Access and Monitoring Architecture | Santa Clara, CA (US) | |
| NETRAGARD | Exploits | Massachusetts (US) | |
| NETSWEEPER | Internet Monitoring and Filtering | Guelph, Ontario (CA) | |
| NETI | Monitoring, Analytical Tools, Tactical Appliances | Budapest (HU) | |
| Netquest Corporation | Monitoring, Interception | Mt. Laurel, NJ (US) | |
| NetWitness | Internet Monitoring | Reston, VA (US) | |
| Newport Networks | VoIP COMINT | Chepstow , Gwent (GB) | |
| Nice Systems | Monitoring, Investigating, Tracking | (IL) | NASDAQ: NICE |
| @one IT GmbH | Lawful Interception | Friedberg(DE) | |
| ONPATH Technologies | Lawful Interception | Marlton NJ (US) | |
| OPENET | Lawful Interception | Dublin (IE) | |
| PAD Datentechnik GmbH | Covert Tracking Devices with Audio Transmission | Hameln (DE) | |
| Panoptech | Convergent Intelligence Platform | Fleet, Hampshire (GB) | |
| PK-Electronic | Tactical SIGINT/COMINT Systems | Luetjensee near Hamburg (DE) | |
| Plath GmbH | Communication Profiling, COPS, Thuraya Interception | Hamburg (DE) | |
| Pen Link | Collection & Recording of Intercepted Communication | Lincoln, NE (US) | |
| Phoenix | Speech Recognition | Colorado Springs, CO (US) | |
| Phonexia s.r.o. | Speech Recognition | Brno (CZ) | |
| Polaris Wireless | LI | Santa Clara, CA (US) | |
| QOSMOS | Network Intelligence, Deep Packet Inspection (DPI), Identity Tracking | Paris (FR) | |
| Rayzone | Tactical Mobile Phone Interception / Data Extraction | Tel Aviv (IL) | |
| RCS | IP Traffic Analysis | Caltanissetta (IT) | |
| Rohde & Schwarz | HF-Monitoring / Direction Finding | Munich (DE) | (DE) |
| retentia | Data Retention | Silicon Valley (US) | |
| REUTER | Recording Systems for Communication Surveillance | Haiger (DE) | |
| Seartech | Tactical Surveillance Electronics | Pretoria (ZA) | |
| Selectronic | Tracking | Hünstetten (DE) | |
| Septier | Dual Usage Strategy of Lawful Interception Systems | Petach Tikva (IL) | (IL) |
| SHOGI Communications | Tactical SIGINT/COMINT Systems | Shimla, HP (IN) | |
| Siemens | Intelligence Platform, Lawful Interception, Monitoring Center | Munich (DE) | (DE) |
| SS8 Networks | Lawful Interception/ Monitoring Center | Milpitas, CA (US) | |
| Syborg | Lawful Interception | Bexbach (DE) | VERINT (IL) |
| Spectronic Systems A/S | Speech Recognition | Copenhagen (DK) | |
| Speech Technology Center, Ltd. | Audio Forensics | St. Petersburg (RU) | |
| Spektra srl | Tactical Interception, Positioning/Tracking | Busto Arsizio (IT) | |
| Suntech Intelligence | Lawful Interception, Data Retention, Intelligent Interception Transmission | Florianópolis (BR) | |
| Stratign FZCO | Tactical Interception | Dubai (AE) | |
| Tamara Electronic Ltd. Sti | Passive Monitoring | Istanbul (TR) | |
| telesoft TECHNOLOGIES | LI, SIGINT/COMINT Components, Tactical Monitoring | Blandford Dorset (GB) | |
| Teletel | Lawful Interception | Athens (GR) | |
| Thales | Surveillance, Detection and Intelligence Platform | Neuilly-sur-Seine Cedex (FR) | (FR) |
| Tinex | Lawful Interception, Tactical Interception | Oslo (NO) | |
| TraceSpan Communications | Broadband Analysis and Monitoring | Pleasanton CA (US) | |
| Trovicor | LI, Monitoring Centers, Siemens Intelligence Center | Munich (DE) | PERUSA Holding |
| Ultrareach | Ultrasurf | Cheyenne (US) | – |
| Unispeed A/S | Lawful Interception | Copenhagen (DK) | |
| Utimaco Safeware | Network Monitoring / LI / Data Retention | Aachen (DE) | SOPHOS (GB) |
| VASTech | Network Recording, Passive Surveillance, Strategic Interception | Stellenbosch (ZA) | |
| VERINT (formerly: Comverse Infosys) | Lawful Interception | Melville, NY (US) | NASDAQ: VRNT |
| Vervis COMINT Services GmbH | Monitoring | Rosenheim (DE) | |
| VigiTrust | LEA & Intelligence Services | Dublin (IE) | |
| Vineyard Networks | Lawful Interception, Decryption | Kelowna, British Columbia (US) | |
| Vixtel | Lawful Interception | Beijing (CN) | |
| VOCAL Technologies, Inc. | Lawful Interception | Amherst, New York (US) | |
| VUPEN | Exploits | (FR) | |
| OMNI Wildpackets | Lawful Interception / VoIP Monitoring | Walnut Creek, CA (US) | |
| YTRAIL | Social Network Intelligence | Zug (CH) | |
| ZTE | Lawful Interception | (CN) | |
| 3M Services | Lawful Interception | Hannover (DE) |