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A
ACM, Inc.
Actelis Networks
ADTRAN, Inc.
Alcatel-Lucent
APCO International
Applied Communication Sciences
ASSIA, Inc.
ATL Communications
AT&T
Aviat Networks
(Top)
B
Bell Canada
Bexar Metro 911
BlackBerry
Bright House Networks
Broadcom Corporation
Broadsoft
Brocade Communication Systems
Burndy LLC
(Top)
C
CABLCON
California Cable & Telecommunication Assoc.
CanvasM Technologies
Cassidian Communications
CenturyLink
CHR Solutions
Ciena Corporation
Cisco Systems
Clearwire
Comlink
CommScope
CommSoft
Communications Data Group
Cooperative Communications
Cortina Systems
Counter Link
Cox Communications
Creative Support Solutions
csf Corporation
CSpire Wireless
CSI Telecommunications
Cygnus Broadband
(Top)
D
Denco Area 9-1-1 District
Department of Commerce
Detica
DISH Networks
DSET Corporation
DTS
(Top)
E
Earthlink Business
Emerson Energy Systems
EPIC Touch
Ericsson, Inc.
Etherstack
(Top)
F
Fairpoint Communications
Federal Bureau of Investigation-ESTS
Frequency Electronics
Fujitsu Network Communications
(Top)
G
Gallaudet University
GENBAND
(Top)
H
Harris Corporation
Hawaiian Telcom
Healy & Company
HP
Hickory Tech
Hitachi
Horizon Telecom
Horry Telephone Cooperative
Huawei Technologies (USA)
HyperCube
(Top)
I
Ikanos Communications
INDigital Telecom
IneoQuest
Infinera Corporation
Innovative Systems
Intec Telecom
Intel Corporation
Inteliquent
InterDigital Communications Corporation
Intertek
Intrado
IP Fabrics, Inc.
Ironton Telephone
(Top)
J
JDSU
John Staurulakis, Inc.
Juniper Networks
(Top)
K
KFR Services
Kineto Wireless
(Top)
L
L. Robert Kimball and Associates
Leap Wireless
LG Electronics
Liebert Corporation
Littelfuse
(Top)
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M
Magnolia Broadband
Marconi Pacific
Metanoia Technologies
MetroPCS
Metropolitan Emergency Services Board
Microsemi
Microsoft Corporation
Moapa Valley Telephone Company
Motorola Solutions
(Top)
N
National Information Solution Coop.
National Technical Systems
NECA
NENA
NetTraffic
NextGen Global Technologies
NextNav
Neustar
Nielsen Media Research
NII Holdings
Nokia Siemens Networks
NTELOS
(Top)
O
Office of Emergency Communicaitons
One2Many
Openwave Mobility
Oscilloquartz
(Top)
P
Pantech
Parker Hannifin
PC Test Engineering Laboratory
Pen-Link, Ltd.
Phoenix Telecom Solutions
Pigeon Telephone Company
Pine Belt Wireless
PMC-Sierra
Polaris Wireless
Public Safety and Emergency Preparedness Canada
Public Service Telephone Company
(Top)
Q
QUALCOMM, Incorporated
(Top)
R
Rogers Communications
(Top)
S
SAIC Canada
Samsung Telecommunications America
Sandy Beaches Software
Sea Change International
SMS-800 Inc.
Smithville Communicaitons, Inc.
SouthernLINC Wireless
Southwest Research Institute
Sprint Nextel Corporation
SS8
Stanford University Networking Research Center
Sycamore Networks
Symmetricom
Synchronoss Technologies, Inc.
Syniverse Technologies, Inc.
(Top)
T
Tarrant County 9-1-1
Technocom Corporation
Tekelec
Telchemy
TeleCommunication Systems
Telephone and Data Systems
TeleSphere Software
Tellabs
TELUS
TEOCO Corporation
Texas 9-1-1 Alliance
Thomas & Betts Corporation
Time Warner Cable
T-Mobile USA
Transaction Network Services
TruePosition
(Top)
U
Underwriters Laboratories
Union Telephone Company
(Top)
V
Verint Systems
Verizon
Vitesse Semiconductor
(Top)
W
West Carolina Rural Telephone Coop.
Western New Mexico Telephone Company
(Top)
X
Xtera Communications, Inc.
(Top)
#
800 Response Information Services, LLC
911 Datamaster
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