Client List

Around the Globe

GL Customer List

Over the past 20 years, GL Communications has provided the leaders in the Telecommunications Industry with the most reliable and the highest quality PC-based telecommunications test and measurement products and consulting services available. GL's experience, quality, reliability, teamwork, and unsurpassed technical support make us a leader in PC-based telecommunications testing and analysis. Our customers rely on GL Communications to ensure that they stay "technology-smart" and ahead of the competition.

The following list represents just a few of our customers:

  • Accelerated Networks, Inc.
  • Accenture
  • ADC Telecommunications, Inc.
  • Adtran
  • Advanced Telecom, Inc.
  • Aeroflex Wichita, Inc.
  • Agere
  • Agilent
  • Alcatel-Lucent
  • AMD
  • American Cellular Wireless
  • Analog Devices, Inc.
  • Anda Networks, Inc.
  • Anritsu
  • ANTRIX Corporation Limited - India
  • Arpege Defense
  • Ascom Wireless Solutions, Inc.
  • Asia Access Telecom
  • AT & T
  • Avaya Inc.
  • BA Systems
  • BAE
  • Bell Canada
  • Boeing North American Inc.
  • Booz, Allen & Hamilton
  • Broadcom
  • Cable & Wireless
  • Cable Vision
  • CableLabs
  • CAIR - India
  • Calix
  • Carrier Access Corp.
  • C-DOT - India
  • Cisco Systems
  • Comba Telecom System Holdings Ltd.
  • CommVerge Solutions Philippines Inc.
  • Compunetix
  • Comsat
  • Conexant Systems, Inc.
  • Convergent Networks, Inc.
  • Covad Communications
  • CSG Wireless
  • CTDI
  • Defence Research Development Organization - India
  • Dialogic
  • Dilithium Networks
  • Ditech
  • DTC Communications, Inc.
  • EC Tel
  • Egyptian Telephone Company
  • Empirix
  • Engage
  • Ericsson
  • ESI – Estech, Inc.
  • EXFO
  • FairPoint Communications
  • Fastlink
  • FBI Academy
  • FCC (Federal Communications Commission)
  • Federal Aviation Administration
  • France Telecom
  • Freescale Semiconductor
  • Frequentis
  • Fuzhou Fuguang Electronics
  • G3 Technologies
  • GCI
  • General Dynamics
  • General Electric
  • Global Tellink
  • GN Nettest Inc.
  • Government of Canada
  • Government of Israel
  • Harris Corporation
  • HCL Technologies Limited
  • Hermon Laboratories
  • Honeywell Technology Solutions Lab Pvt.
  • Huawei Technologies Co., Ltd.
  • Hughes Network Systems
  • Hypercom Inc.
  • IBM
  • India Mobility Research
  • Infineon Technologies
  • Integra Telecom UTAH
  • Intel
  • Intelsat
  • Intrado Inc.
  • IPC
  • Iris Networks
  • ITC Networks
  • Ittiam Systems (P) Ltd.
  • IXIA
  • JITC - Ft. Huachuca - Interop
  • Johns Hopkins/Applied Physics Lab
  • JSI Telecom
  • Juniper Networks
  • Kineto Wireless
  • Kyocera Wireless Corp.
  • L3 Communications, GNS
  • LGS (Lucent Government Solutions)
  • Lockheed Martin
  • Lucent
  • Marvell Semiconductor
  • Maryland Procurement
  • Maryland QC Laboratories
  • Mascon Global Ltd.
  • Memotec Comm.
  • Microwave Data Systems
  • Microwave Radio Communications
  • Mindspeed
  • Mitre
  • Motorola
  • MRO-TEK LTD.
  • MTA
  • MTS Technologies, Inc.
  • Nanoteq
  • NASA
  • National Semiconductor HK Ltd.
  • NAV CANADA
  • NEC
  • Net2Phone
  • Netopia, Inc.
  • New Zealand D.O.D.
  • Nice Systems
  • Nokia
  • Nortel Networks
  • Northrop Grumman
  • Ohio University
  • OLTP Voice Systems
  • Omnitel Communications
  • Orange
  • Overture Networks Inc.
  • PMC-Sierra, Inc.
  • Polycom
  • Qualcomm, Inc.
  • Qwest Communications
  • RAD Data Communications
  • RAD Engineering
  • Radio Carriers Service Co., Inc.
  • Raytheon Systems
  • Research In Motion
  • Samsung Electronics
  • Schweitzer Engineering Laboratories
  • Septier Communication Ltd.
  • Siemens AG
  • SK Telecom
  • Skyguide
  • Solicitor General of Canada
  • Sonexis
  • Sonus Networks, Inc.
  • Spectrum Telecom
  • Sprint
  • Tata Communications India Pvt Ltd
  • Tekelec Corporation
  • Telchemy
  • Telco Bridges
  • Telcordia Technologies
  • Tele Data Sytems Sp z.o.o.
  • Tellabs, Inc.
  • Texas Instruments
  • Time Warner Cable
  • T-Mobile
  • Toshiba America
  • TriaSys
  • U.S. Air force
  • U.S. Army
  • U.S. Coast Guard
  • U.S. Department of State
  • U.S. Government
  • U.S. Postal Service
  • U.S. Security Associates
  • Umniah
  • University of Michigan
  • University of Oklahoma
  • UTStarcom, Inc.
  • Valiant Networks
  • Veraz Networks
  • Verint Systems
  • VeriSign
  • Verizon
  • ViaSat
  • Vihaan Networks Private Limited - India
  • Virtual Access
  • XO Communications
  • Yahoo, Inc.
  • Zarlink Semiconductor
  • ZTE Corporation.

           and many (~500) more...