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MEF Certified Professional Organizations

MEF Professional Certification attracts people from around the world. Over 800 companies have participated so far. Recognized by stakeholders in the ICT community, MEF certification for professionals defines the knowledge required to accelerate business. MEF 3.0 professional certification programs provide this proof-point for engineers, architects, and product managers, to demonstrate their expertise in MEF 3.0 service standards.

M1 Digital Distribution Australia Ciena Corporation Verizon Partner Solutions Kordia Ltd MasTec Network Solutions Kansas Fiber Network Tech2000 EPB Fiber Optics CETIN Open Fiber S.p.A CommVerge Solutions Intratelecom Spirit Communications Arista Criterion Networks Laboratory Claro Telia Company Pulsecom Nemont DCN Lumos Networks Stellent Networks Pte Ltd New Lisbon Telephone Co., Inc Phoenix Technologies Ribbon Communications Neustar Telequality Communications Lumen Networks Cyta Nestingtech Lumious RTC Communications TPRC Broadband Internet Solutions Dalton Utilities ADVA Interoute Communications NCI Agency MBO Vertel Telefocal Asia Pte Ltd Cox Communications Cyan Willcom PTY Liquid Telecommunications FibreCo MTS Allstream Excelacom Dakota Carrier Network Atlantic Tele-Network TCT Monte R. Lee and Company WANRack, LLC WBS Equinix Singapore CPC Networking Inc Avantel S.A.S SES Networks Tbaytel NBN Platte River Power Authority Cable Labs Pioneer Communications E.C.I. Networks Revolayer Systems ISA Internexa Hubbell Power System Time dotCom Next Generation Networks Ltd Hilliary Communications Arion Systems WIN Infrastructure Networks, Inc Independent Consolidated Communications Inc. Dobson Technologies Triangle Communications NorthwesTel Orange FWDx Networks Ericsson AB Bundesamt fuer Informatik und Telekommunikation Wave Broadband Wavelab Inc. Eunetworks ELCON systemtechnik GmbH Spectrum Enterprise Wide Open West Long Lines Broadband ITALTEL Nokia SFR Macroview Telecom Fujitsu Services Limited Pacnet Global (HK) Limited SMART COMMUNICATIONS, INC. Plutus contracted to SPAWAR Call One DCConnect Global Limited TE Data ATNI Ceragon Networks SureWest Communications Infosys SRT AT&T Golden Belt Telephone Transition Networks comdivision consulting GmbH Vodafone UK Telstra Wholesale Fibrecomm Network (M) Sdn Bhd Capital One Ufinet Sri Lanka Telecom American Broadband Tata Communications KanREN Inc. Golden Belt Telephone Association (NTCA) Mediacom Communications Bestneutral Ltd. University of Colorado Adamswells Internet Mobily Defence Science & Technology Agency Sedona Systems Crown Castle WIRED IT, LLC Tufts University Expereo International TEOCO FiberLight Bestneutral Limited Trends Telenor Hubbell Power Systems Inc. ChaturManas Consultants Private Limited Vogel Telecom Cablevision Lightpath BKK Fiber GTA Teleguam Holdings LLC Fibrenoire Virgin Media Business Prime Telecom Personal Address SITA LOGIX Fiber Networks Bell Canada redIT PSCI Epsilon Telecommunications Ltd Telecom TelAlaska, Inc. Versatel AG TDS Telecom BT Ireland Network Rail Telecom jpLowry, LLC Science and Technology Services Consultancy Vision Net NBN Co. Limited Eircom O3b Networks State of Utah GTI Corporation Lyntia HPE SJHS Bulletproof Telecoms Internexa Finger Lakes Technology Group Eidsiva Bredband AS nCinga Pte Ltd MTN Global Connect IBM Corporation Globe/Innove CentraCom NET Serviços Xplornet Communications Inc PT Telkom Indonesia enet Uniti Fiber nLogic AS Everything Everywhere Ltd Telus Tech Mahindra New Lisbon Telephone Co, Inc. UBDS Neutrona (previously IFX Intl Networks) Telescience IKUSI - Micronet MHO Networks GTT Cygate AB Sparkle Liquid Telecom GTT Inc BTI Systems Ottawa Matanuska Telephone Association Telefonica Spain Telecom Italia Sparkle Fast Lane Ooredoo Oman O3BNetworks ISKCON MetroInternet Ayscom Overture Networks Calix Networks Iometrix Enhanced Telecommunications Corporation Wells Fargo Bank Telion Consulting Inc. Dark Fiber Africa Metrofibre Networx (Pty) Ltd Allot China Telecom Global Vodafone Global Services Private Limited (VGSPL) NebraskaLink Eze Castle Integration TeliaSonera International Carrier Uniti Fiber (Southern Light, PEG, Tower Cloud) Furukawa Industrial S. A. Infoblox Inc. Computer Design & Integration LLC Manns Inc Mid-Rivers Telephone Coop, Inc Bruce Murphy Accedian Shanghai Symphony Telecommunication CO.,Ltd XDSL Networking Archen Engineering Cons. PS Lightwave Credit Human FCU Granite Telecom Easynet Global Services Aviat Networks Konectra Oklahoma Telephone Association United Communications Champion ONE NTT Europe Huawei Technologies Consolidated Co. Broadcom Concordia University MPW Brain4Net Cricket Wireless Opensky Legian Consultancy New Paris Telephone Huber+Suhner SBB Grupo GTD First National Bank CORESOLUTIONS Vast Broadband Northern Illinois University MTN Nigeria Mid-Rivers Communications GDX Network Hutchison Drei Austria GmbH Georgia Public Web Ubicity 3DNet.es Wataniya Mobile OPTK Networks ipinfra / iNET ZERO St. Joseph Health KPN BV ECI Telecom SDN Communications Prime Telecom SRL NSI-Telecom AARNet TBD Radialpoint Vodafone Global Enterprise Pioneer Telephone Coop Moser Consulting Civica Wide Open West (WOW) Contractor Shentel Management Company H&B Communications CDW DXC Technology Smithville TRGFS Zeetta Networks Venus Business Communications Balnor AB Aragami Tech & Digital Ltd PT Telekomunikasi Indonesia TPG Telecom NCS Communications Engineering Pte Ltd Advanced Communications Technology Inc UFB Consultancy Sentech Workonline Intraway Indatel XO Communications Unitas Global ViewQwest Pte Ltd DukeNet Communications NuSuara Technologies NEC Corporation Dhaka Branch Office evoila GmbH Qualcomm Incorporated Best Buy Crown Castle Fiber Transaction Network Services Inc. BEK Communications arcutronix GmbH Unknown Company Bharti/Airtel AAA Texas Suddenlink Communications Harris Corporation Datanet Global Capacity Hitachi Communication Willcom DSTA Kansas Fiber Network, LLC FiberCo Telecommunications Charter Communications Marvell Multirede Ottawa Police Mapcom Systems DOK Systeme TELMEX Glenwood Telco Ormuco Communications GPHA Comlink Canoga Perkins Juniper Networks Venus 186 Communications SCTelcom Verizon Communications ICON+ (PT Indonesia Comnets Plus) Perpetual Training Solutions OneCommerce (Int'l.) Corporation Bluebird Networks Optelian ITS-SIE Competence Center System&Service Eng. Ufinet Telecom, S.A. 702 Communications Telstra Corporation Limited Google Frogfoot Networks CenturyLink CoreSite Marcatel KFN (Kansas Fiber Network) SETAR N.V. Hubbell Power Systems, Inc. Shentel Sunrise Communications AG Vodafone Egypt Wheatland Broadband Services Net Insight AB Enventis Secunet Shaw Communications WorldWide Technology Fujitsu Network Communications Extreme Networks Sirti Opt French Polynesia Bredbåndsfylket Troms AS TRIOHMTEC DE MEXICO Nucleus Connect Pte Ltd Worldcall Telecom Sigma Systems SDN Essentials Lumen B&B Electronics British Telecom Pulse Communications Comcast Business Openface Iowa Network Services Oracle Telecom Training & Safety Chorus NZ Ltd Sunset Learning Institute BTI Systems IQnetworks Adams Telephone Co-Operative Spark New Zealand US Signal Presidio WIOCC Vodafone NZ Aloo Telecom Carrier Ethernet Academy StarHub Limited Metrotel SA ESP WireIE FiberComm Net2Edge Dotcom Telecommunications Sdn Bhd Claro Colombia Bloomberg Network Engineer Unemployed Telecom Malaysia SES - GS PPP United Telephone Macrolan Transmode Systems F6 Networks Inc. Carolinas Telecom Engineering Consultants, Inc. Talbytech TransGrid Telecommunications Infinera Corporation BTC Broadband EANTC Vodafone Shared Services Budapest FONEX QuickStart Pvt. Ltd. Excelacom Technologies Pvt ltd Vodafone GmbH World Wide Technology U.S. Cellular 012 Smile Helixera Ntegrator HCL Technologies Ltd Colt Technology Services Great Plains Communications RTC Fiber Communications Bmobile/Scanda Riverbed Unite Private Networks DQE (formerly Met-Net Communications) Telekom Slovenije Earthlink Carrier Dark Fibre Africa Columbia County Community Broadband Utility (C3BU) 01 Communications Bahnhof AB Telekom Malaysia Berhad Crown Fibre Holdings Limited Leidos PT. Aneka Spring Telekomindo DonRiver European Advanced Networking Test Center Oman Telecommunications Company S.A.O.G Net One Systems West Corporation Apex Systems Adtran none Wave Business Microsoft PROEN CORP PUBLIC COMPANY LIMITED. Sunrise Telecom Teraco Data Environments Cisco Bloomberg L.P Inteliquent Telesat Telecom Italia S.p.a. Global Crossing Kanokla Networks Ufone (PTML) MTN GlobalConnect Enivest AS Nex-Tech Communications AMT Group Romtelecom SA Syringa Networks Datacom Mindtree Consolidated Communications M-net Telekommunikations GmbH Verizon Rural Telephone Corporation The Carrier Ethernet Academy Telepacific Communications Efiniti Telecommunications Services Transtelco Sidera Networks Tata Elxsi Core Network Telco Systems, A BATM Company Netrounds PSC Blackfoot Telecommunications BOFINET Enel Open Fiber (incl Metroweb Italy) Bluebird Network Three River Telco Wilcom Hubbell Power Systems Configure, Inc. InterBel Telephone Cooperative MTN MTN SA Arvig Telxius Polar Communications Vodafone UK (incl C&W Worldwide) FPL Fibernet CC3 Solutions Crawkan Network Rail Wheat State Telephone Retelit Versatel Deutschland GmbH Idea Cellular Limited TeliaSonera AB Wisconsin Independent Network ADVA Optical Networking SE MetroFibre Networx Asidua Ltd NCR Polska Sp. z O.O Metronet STG de Guatemala, S.A. PLDT Radius Telecoms, Inc. Midcontinent Communications EXFO Inc. Omantel Tejas Networks Ltd Life.Church United Information Highway (UIH) PT Indosat Codecom, Inc. Civica Limited Samsung SDS Co. Ltd. (South Korea) Aureon ENLINK GTS Central Europe Hitachi Energy China Telecom Mila Department of Defense Cross Telephone NEC Hamilton Telephone X-DSL Networking Solutions Mobily Saudi Arabia Noel Communications Vyve Broadband Pfalzkom | Manet US Cellular ngines Oxford Networks NTT Communications Productos Soluciones y Servicio PTCI Communications and Broadband O3b M-Net Hydro-Quebec Raisecom Technology Fidelity Communications (part of Cable One/Sparklight) British Telecom (BT) TelAlaska CA Technologies MRV Communications Ideal Integrations, Inc. FNC Chorus New Zealand tw telecom, inc. China Telecom Europe Ltd Norwegian Armed Forces South Carolina Telecom N/A TIM Celular S.A. Amartus JAG Technologies Ltd Frontier Communications NEC Laboratories Europe Indiana Fiber Networks Union Wireless Acentek TELEFONICA MOVILES COLOMBIA S.A MOVISTAR Embratel Bluebird Network, LLC Solarix Networks Vocus Reflex Solutions Kwajalein Range Services LLC Comms365 Ltd Vodafone New Zealand Ltd Nebraska Link CVIN LLC Datavision NTT Com Asia Limited Local Backhaul Networks TC Communications Northforge Innovation Inc Syrex DANTE NEST2 S.p.A. Equinix University of Texas at Dallas Vumatel Tinet SpA Cimarron Telephone Co. Cloud Campus Treinamentos Ltda. Verizon Wireless SIAE Microelectronica Virgin Media Cognizant Technology Solutions WiConnect Zayo Group Twin Valley Telephone KsFiberNet T-Mobile USA Datafield Technology Services Hargray Nex-Tech Other Qatar National Broadband Network Big Switch Networks PT. APLIKANUSA LINTASARTA Liberty Global B.V. NEC Latin América ACS Vodafone Consolidated Communications/Enventis Arca Solutions Perle Systems Ltd. Brocade Polymorphik Consulting Consolidated Companies, Inc. Vodafone India Ltd Metanoia Telkom Indonesia SAMSUNG SDS Watershed Networks, Inc. O3b Networks LLC Vnohow (Thailand) Co., Ltd. RAD Data Communications TelAlaska Inc. China Mobile International Limited Accenture Antello LLC Broadband Infraco ATC Communications Globe Telecom Verizon Business Group Movistar Self Dakota Central Telecom Eastlink Ritter Communications Concentrix Hubbell Power Systems Incorporated Singtel (Singapore Telecommunications) Independent Telecommunications Professional Botswana Fibre Networks Windstream LOGIX Communications (Alpheus) CapeNet CMC Networks Caniv Tech Alestra CORSA CTS Telecom IFN (in Indatel) UTStarcom Inc. Spirent Communications Core2Africa Tenaga Nasional Berhad Orange Business Services ARRIS Smart Com Linde Global Support Services IT Solution Factor Sp. z o.o. EVERSTREAM SOLUTIONS, LLC Vodacom (Pty) Ltd CSIR Enginuity Communications Twin Spruces Asiacell PT PGAS TELEKOMUNIKASI NUSANTARA SPI Net Insight Pte Ltd FairPoint Communications PCCW Global Limited Troy Cable Sumitomo Electric Industries Stratus Networks Hewlett Packard Enterprise Company X-dsl Networking Stiefelmeyer International LTD Saudi Electrcicity Company Intel Corporation NTT Com Asia DST Communications Crypto AG MEF CGI Cincinnati Bell Svtech VMWare USAC Ligtel Communications Batelco Data Optic Vector Communications IBM Softlayer Communications Intelsat US, LLC Bevcomm EWE TEL GmbH Wells Fargo Tomorrows Networks Limited Premier Systems Grameenphone Ryan Engineering Hubbell Saab Grintek Technologies 3 Rivers Communications Matanuska Telephone Association (incl MTA Fiber Holdings) Microsemi Comsol Workonline Communications Crown Infrastructure Partners Limited BTC Networks Carpalis Consulting BalsamWest FiberNET, LLC Veryx Technologies Telekomunikasi Indonesia International Pte Ltd Ninestar Connect FONEX Data Systems BTC Network Conterra Broadband Services Ligtel Mintel Axtel Jorissen Consultation Services LLC FT / Orange Silver Peak Arsitec TELEFONOS DE MEXICO, S.A.B. DE C.V. MBO / Cross Family of Companies Allstream Elisa Ericsson Miax Project Services Shaw Business Solutions Sprint Corporation Cozad Telephone Rogers Allied Telecom Group Federal Office for Information Systems and Telekommunication Bharti Airtel GVTC Cisco Systems Indiana Fiber Network Colorado Springs Utilities Golden West Telecommunications Dimission Sky INdigital SP Group Ltd Lagercrantz Communication - Direktronik AB Ceragon Networks APAC (S) Pte Ltd Algar Telecom Cox Business Coriant Walker and Associates Inc iinet Docomo Pacific Alaska Communications Net2Edge Limited CXR INDATEL (Independent State Networks) IPFuture BV Integra Telecom FirstLight Antaira Technologies SSE Enterprise Telecoms TECO Pioneer Net-Arc Cogeco Peer 1 Network Partners, Inc. Cricket Communications Self Employed Comcast Flint International Trendsnet Independant Everstream (Comlink, INDATEL) EthAirNet Associates Sparklight Business (CableOne) empower, Delivered by Craighead Electric Troy Cablevision, Inc. MOX Networks, LLC SevOne Unaffiliated Independent Consultant SSE Telecom Altice USA ZTE Corporation ChaturManas Consultants Pvt Ltd Siemens Industry - RA Bloomberg L.P. Infinera Nordstrom Kindred Consulting Fiberlogic Communications Criterion Networks Primus BIT HiConnect hotwire communication InfoVista Tellabs XON Seacom Amazon INC North Dakota Telephone Company Ntegrator Pte Ltd albis-elcon Hargray Communications DataField Media Commerce West River Telecommunications CCI Systems Vodafone India Limited Union Telephone Company Telstra Pioneer Telephone Deutsche Telekom Logicalis Brasil RInggold Telephone Company Cimarron Telepone Company Northwest Communications BT IFX Networks Stephen Morse Consulting Ltd Dickey Rural Networks Telefónica España Everstream Pacnet Global Microsemi Corporation (Zarlink) Muscatine Power and Water
01 Communications
012 Smile
186 Communications
3 Rivers Communications
702 Communications
AAA Texas
AARNet
Accedian
Acentek
ACS
Adams Telephone Co-Operative
Adamswells Internet
ADVA
ADVA Optical Networking SE
Advanced Communications Technology Inc
Alaska Communications
Alestra
Algar Telecom
Allied Telecom Group
Allot
Aloo Telecom
Altice USA
Amartus
Amazon INC
AMT Group
Antaira Technologies
Antello LLC
Apex Systems
Arca Solutions
Archen Engineering Cons.
arcutronix GmbH
Arion Systems
ARRIS
Arsitec
Arvig
Asiacell
AT&T
ATC Communications
Atlantic Tele-Network
ATNI
Avantel S.A.S
Aviat Networks
Axtel
Ayscom
Bahnhof AB
Balnor AB
BalsamWest FiberNET, LLC
Batelco
Bell Canada
Best Buy
Bestneutral Limited
Bestneutral Ltd.
Bharti Airtel
Bharti/Airtel
Big Switch Networks
BIT
Blackfoot Telecommunications
Bloomberg
Bloomberg L.P
Bloomberg L.P.
Bluebird Network, LLC
Bluebird Networks
Bmobile/Scanda
BOFINET
Brain4Net
Bredbåndsfylket Troms AS
British Telecom
British Telecom (BT)
Broadcom
Brocade
Bruce Murphy
BT
BTC Broadband
BTC Network
BTC Networks
BTI Systems
Bulletproof Telecoms
Bundesamt fuer Informatik und Telekommunikation
CA Technologies
Cable Labs
Calix Networks
Call One
Caniv Tech
Canoga Perkins
Capital One
Carolinas Telecom Engineering Consultants, Inc.
Carpalis Consulting
Carrier Ethernet Academy
CCI Systems
CDW
CentraCom
CenturyLink
Ceragon Networks APAC (S) Pte Ltd
CETIN
CGI
Champion ONE
ChaturManas Consultants Private Limited
ChaturManas Consultants Pvt Ltd
China Mobile International Limited
China Telecom
China Telecom Global
Chorus New Zealand
Chorus NZ Ltd
Ciena Corporation
Cimarron Telepone Company
Cincinnati Bell
Cisco
Cisco Systems
Civica Limited
Claro
Claro Colombia
Cloud Campus Treinamentos Ltda.
Codecom, Inc.
Cogeco Peer 1
Cognizant Technology Solutions
Colorado Springs Utilities
Columbia County Community Broadband Utility (C3BU)
Comcast
Comcast Business
comdivision consulting GmbH
Comms365 Ltd
Communications
CommVerge Solutions
Computer Design & Integration LLC
Concentrix
Concordia University
Configure, Inc.
Consolidated Co.
Consolidated Communications Inc.
Consolidated Communications/Enventis
Consolidated Companies, Inc.
Conterra Broadband Services
Core Network
Core2Africa
CoreSite
CORESOLUTIONS
CORSA
Cox Business
Cox Communications
Cozad Telephone
Crawkan
Credit Human FCU
Cricket Communications
Cricket Wireless
Criterion Networks Laboratory
Cross Telephone
Crown Castle
Crown Castle Fiber
Crown Infrastructure Partners Limited
Crypto AG
CSIR
CTS Telecom
CXR
Cyan
Cygate AB
Cyta
Dakota Central Telecom
Dalton Utilities
DANTE
Dark Fiber Africa
Data Optic
Datacom
DataField
Datafield Technology Services
Datavision
DCConnect Global Limited
DCN
Defence Science & Technology Agency
Deutsche Telekom
Dickey Rural Networks
Digital Distribution Australia
Dimission
Docomo Pacific
DOK Systeme
DonRiver
Dotcom Telecommunications Sdn Bhd
DST Communications
DSTA
DukeNet Communications
DXC Technology
EANTC
Earthlink Carrier
Eastlink
Easynet Global Services
Efiniti Telecommunications Services
Eidsiva Bredband AS
Eircom
ELCON systemtechnik GmbH
Embratel
empower, Delivered by Craighead Electric
Enel Open Fiber (incl Metroweb Italy)
enet
Enhanced Telecommunications Corporation
Enivest AS
ENLINK
Enventis
Epsilon Telecommunications Ltd
Equinix
Equinix Singapore
Ericsson
EthAirNet Associates
Eunetworks
European Advanced Networking Test Center
Everstream
EVERSTREAM SOLUTIONS, LLC
Everything Everywhere Ltd
evoila GmbH
EWE TEL GmbH
Excelacom Technologies Pvt ltd
EXFO Inc.
Expereo International
Extreme Networks
F6 Networks Inc.
FairPoint Communications
Fast Lane
Federal Office for Information Systems and Telekommunication
FiberComm
FiberLight
Fiberlogic Communications
FibreCo
Fibrenoire
Fidelity Communications (part of Cable One/Sparklight)
Finger Lakes Technology Group
First National Bank
Flint International
FNC
FONEX
FONEX Data Systems
Frogfoot Networks
Frontier Communications
FT / Orange
Fujitsu Network Communications
Furukawa Industrial S. A.
FWDx Networks
GDX Network
Georgia Public Web
Global Capacity
Global Crossing
Globe Telecom
Globe/Innove
Golden Belt Telephone Association (NTCA)
Golden West Telecommunications
Google
GPHA
Granite Telecom
Great Plains Communications
Grupo GTD
GTA Teleguam Holdings LLC
GTS Central Europe
GTT
GTT Inc
GVTC
Hamilton Telephone
Hargray
Hargray Communications
Harris Corporation
Helixera
Hewlett Packard Enterprise Company
HiConnect
Hilliary Communications
Hitachi Energy
hotwire communication
HPE
Huawei Technologies
Hubbell Power System
Hubbell Power Systems
Hubbell Power Systems Inc.
Hubbell Power Systems Incorporated
Huber+Suhner
Hutchison Drei Austria GmbH
Hydro-Quebec
IBM Corporation
ICON+ (PT Indonesia Comnets Plus)
Idea Cellular Limited
Ideal Integrations, Inc.
IFN (in Indatel)
iinet
IKUSI - Micronet
Indatel
INDATEL (Independent State Networks)
Independent
Independent Consultant
Independent Telecommunications Professional
Indiana Fiber Network
INdigital
Infinera
Infinera Corporation
Infoblox Inc.
InfoVista
Infrastructure Networks, Inc
Integra Telecom
Intel Corporation
Intelsat US, LLC
InterBel Telephone Cooperative
Internet Solutions
Internexa
Intratelecom
Intraway
Iometrix
Iowa Network Services
ipinfra / iNET ZERO
IQnetworks
ISA Internexa
ISKCON
ITALTEL
ITS-SIE Competence Center System&Service Eng.
JAG Technologies Ltd
Jorissen Consultation Services LLC
Juniper Networks
Kanokla Networks
KanREN Inc.
Kansas Fiber Network
KFN (Kansas Fiber Network)
Kindred Consulting
Konectra
Kordia Ltd
KsFiberNet
Kwajalein Range Services LLC
Lagercrantz Communication - Direktronik AB
Legian Consultancy
Liberty Global B.V.
Life.Church
Ligtel
Ligtel Communications
Liquid Telecom
Liquid Telecommunications
Local Backhaul Networks
Logicalis Brasil
LOGIX Fiber Networks
Long Lines Broadband
Lumen
Lumen Networks
Lumos Networks
Lyntia
M-Net
M-net Telekommunikations GmbH
Macrolan
Macroview Telecom
Manns Inc
Mapcom Systems
Marvell
MasTec Network Solutions
Matanuska Telephone Association
Matanuska Telephone Association (incl MTA Fiber Holdings)
MBO / Cross Family of Companies
Media Commerce
Mediacom Communications
MEF
MetroFibre Networx
Metrofibre Networx (Pty) Ltd
MetroInternet
Metronet
MHO Networks
Miax Project Services
Microsemi
Microsemi Corporation (Zarlink)
Mid-Rivers Communications
Mid-Rivers Telephone Coop, Inc
Midcontinent Communications
Mila
Mintel
Mobily
Mobily Saudi Arabia
Monte R. Lee and Company
Movistar
MOX Networks, LLC
MPW
MRV Communications
MTN Global Connect
MTN GlobalConnect
MTN Nigeria
MTN SA
Multirede
Muscatine Power and Water
N/A
NBN
NCI Agency
nCinga Pte Ltd
NCR Polska Sp. z O.O
NCS Communications Engineering Pte Ltd
NebraskaLink
NEC
NEC Corporation Dhaka Branch Office
NEC Laboratories Europe
Nemont
NEST2 S.p.A.
Nestingtech
Net Insight AB
Net One Systems
NET Serviços
Net-Arc
Net2Edge
Netrounds
Network Engineer
Network Partners, Inc.
Network Rail
Neustar
Neutrona (previously IFX Intl Networks)
New Lisbon Telephone Co, Inc.
New Lisbon Telephone Co., Inc
Nex-Tech
Nex-Tech Communications
Next Generation Networks Ltd
ngines
nLogic AS
Noel Communications
Nokia
none
North Dakota Telephone Company
Northern Illinois University
Northforge Innovation Inc
Northwest Communications
Norwegian Armed Forces
NSI-Telecom
Ntegrator
Ntegrator Pte Ltd
NTT Com Asia Limited
NTT Communications
NTT Europe
Nucleus Connect Pte Ltd
O3b
O3b Networks
O3b Networks LLC
O3BNetworks
Oman Telecommunications Company S.A.O.G
Omantel
OneCommerce (Int'l.) Corporation
Ooredoo Oman
Openface
Opensky
Opt French Polynesia
Optelian
Oracle
Orange
Orange Business Services
Ormuco Communications
Ottawa Police
Overture Networks
Oxford Networks
Pacnet Global
PCCW Global Limited
Perle Systems Ltd.
Perpetual Training Solutions
Personal Address
Phoenix Technologies
Pioneer
Pioneer Communications
Pioneer Telephone
Platte River Power Authority
PLDT
Plutus contracted to SPAWAR
Polar Communications
PPP
Premier Systems
Presidio
Prime Telecom
Primus
Productos Soluciones y Servicio
PROEN CORP PUBLIC COMPANY LIMITED.
PS Lightwave
PSCI
PT Indosat
PT PGAS TELEKOMUNIKASI NUSANTARA
PT Telekomunikasi Indonesia
PT. Aneka Spring Telekomindo
PT. APLIKANUSA LINTASARTA
PTCI Communications and Broadband
Pulse Communications
Qatar National Broadband Network
Qualcomm Incorporated
QuickStart Pvt. Ltd.
RAD Data Communications
Radius Telecoms, Inc.
Raisecom Technology
redIT
Reflex Solutions
Revolayer Systems
Ribbon Communications
RInggold Telephone Company
Ritter Communications
Rogers
Romtelecom SA
RTC Communications
RTC Fiber Communications
Ryan Engineering
Saab Grintek Technologies
SAMSUNG SDS
Samsung SDS Co. Ltd. (South Korea)
SBB
Science and Technology Services Consultancy
SCTelcom
SDN Communications
Seacom
Secunet
Sedona Systems
Self
Sentech
SES - GS
SES Networks
SETAR N.V.
SFR
Shanghai Symphony Telecommunication CO.,Ltd
Shaw Business Solutions
Shaw Communications
Shentel Management Company
SIAE Microelectronica
Sidera Networks
Siemens Industry - RA
Silver Peak
Singtel (Singapore Telecommunications)
Sirti
SITA
Sky
Smart Com
SMART COMMUNICATIONS, INC.
Smithville
South Carolina Telecom
SP Group Ltd
Spark New Zealand
Sparkle
Spectrum Enterprise
SPI
Spirent Communications
Spirit Communications
Sri Lanka Telecom
SRT
SSE Enterprise Telecoms
SSE Telecom
StarHub Limited
State of Utah
Stellent Networks Pte Ltd
Stephen Morse Consulting Ltd
Stiefelmeyer International LTD
Stratus Networks
Suddenlink Communications
Sumitomo Electric Industries
Sunrise Telecom
Sunset Learning Institute
SureWest Communications
Svtech
Syringa Networks
T-Mobile USA
Talbytech
Tata Communications
Tbaytel
TBD
TC Communications
TCT
TE Data
Tech Mahindra
Tech2000
TECO
TelAlaska
TelAlaska Inc.
TelAlaska, Inc.
Telco Systems, A BATM Company
Telecom Italia S.p.a.
Telecom Italia Sparkle
Telecom Malaysia
Telecom Training & Safety
Telefónica España
TELEFONICA MOVILES COLOMBIA S.A MOVISTAR
Telefonica Spain
TELEFONOS DE MEXICO, S.A.B. DE C.V.
Telekom Slovenije
Telekomunikasi Indonesia International Pte Ltd
Telenor
Telepacific Communications
Telesat
Telescience
Telia Company
TeliaSonera AB
Telion Consulting Inc.
Telkom Indonesia
Tellabs
TELMEX
Telstra Corporation Limited
Telstra Wholesale
Telus
Telxius
TEOCO
Teraco Data Environments
The Carrier Ethernet Academy
Three River Telco
Time dotCom
Tinet SpA
Tomorrows Networks Limited
TPG Telecom
Transaction Network Services Inc.
TransGrid Telecommunications
Transition Networks
Transmode Systems
Trends
Trendsnet
TRGFS
Triangle Communications
Troy Cable
Troy Cablevision, Inc.
Tufts University
tw telecom, inc.
Twin Valley Telephone
U.S. Cellular
UBDS
Ubicity
Ufinet
Ufinet Telecom, S.A.
Ufone (PTML)
Unaffiliated
Union Telephone Company
Union Wireless
Unitas Global
Unite Private Networks
United Information Highway (UIH)
United Telephone
Uniti Fiber
Uniti Fiber (Southern Light, PEG, Tower Cloud)
University of Texas at Dallas
Unknown Company
US Cellular
US Signal
UTStarcom Inc.
Vast Broadband
Vector Communications
Venus
Verizon
Verizon Business Group
Verizon Communications
Verizon Partner Solutions
Versatel AG
Versatel Deutschland GmbH
Vertel
Veryx Technologies
Virgin Media
Virgin Media Business
Vision Net
VMWare
Vocus
Vodacom (Pty) Ltd
Vodafone
Vodafone Egypt
Vodafone Global Services Private Limited (VGSPL)
Vodafone GmbH
Vodafone India Limited
Vodafone India Ltd
Vodafone NZ
Vodafone Shared Services Budapest
Vodafone UK
Vodafone UK (incl C&W Worldwide)
Vumatel
Vyve Broadband
Walker and Associates Inc
WANRack, LLC
Watershed Networks, Inc.
Wave Broadband
Wave Business
Wavelab Inc.
Wells Fargo
Wells Fargo Bank
West Corporation
West River Telecommunications
Wheatland Broadband Services
WiConnect
Wide Open West
Wide Open West (WOW)
Willcom
Willcom PTY
WIN
Windstream
WIRED IT, LLC
WireIE
Wisconsin Independent Network
Workonline
World Wide Technology
Worldcall Telecom
WorldWide Technology
X-dsl Networking
XDSL Networking
XO Communications
XON
Xplornet Communications Inc
Zeetta Networks
ZTE Corporation
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