Leading Experts include Council Members from GLG Member Programs. The Gerson Lehrman Group® (GLG) LeaderSM Program is our premium Member ProgramSM. Those identified as GLG Leaders are in the top 5% of GLG CouncilRank and have an exclusivity agreement with GLG.
Lucy GreenManaging Director
Larato![]()
Lucy Green is Managing Director at Larato, a consultancy specializing in unified communications strategy and adoption. She is experienced in technology-based strategic change in international technology, media, and telecommunications enterprises. Dr....
Alan GreenbergSenior Analyst & Partner
WAINHOUSE RESEARCH L L C![]()
Alan Greenberg is a Senior Analyst & Partner at Wainhouse Research. Mr. Greenberg is a Practice Manager at Wainhouse Research for the Distance Education and e-Learning advisory service, which covers web conferencing, interactive whiteboards, lecture capture,...
Samuel GreenholtzPrincipal
Telecom Pragmatics![]()
Sam Greenholtz is a Retired Manager from Verizon and the Co Founder and Principal of Telecom Pragmatics, a consulting and research firm specializing in the telecommunications market. He has expertise in FTTx, optical networking, VoIP, Ethernet and wireless...
Lynne GreggTech Industry Consultant: Wireless, Software, Ent
Lynne Gregg Consulting![]()
Lynne Gregg has broad expertise in technology including wireless, software, and consumer electronics/gaming. She is an advisor to wireless companies, carriers, handset and software providers, and entertainment firms. In key marketing and operations roles...
Independent Consultant
Independent Consultant - Richard Grenier![]()
Mr. Grenier is an independent Technology Consultant with over 20 years of engineering design and management experience in Semiconductor, CPU, and Systems design. Previous consulting work includes Qualcomm, Sony, Xelerated, Enigma, and IBM. Former employers...
Ronald GruiaProgram Leader-Emerging Communications Solutions
FROST & SULLIVAN, INC![]()
Ronald Gruia is Principal Analyst and Program Leader for Emerging Telecoms at Frost & Sullivan, Inc. He covers topics such as NGN transitional technologies, 4G, IMS (IP Multimedia Subsystems), FMC, VoIP, Carrier Messaging/Value Added Services Platforms,...
Anunay GuptaHead of Analytics
Marketelligent![]()
Anunay Gupta is the Head of Analytics at Marketelligent, a Bangalore based company that has the singular mission of enabling its clients to make the most of their information. Mr. Gupta is experienced on significant domain and technical expertise in leveraging...
Linley GwennapPrincipal Analyst
THE LINLEY GROUP INC![]()
Linley Gwennap is Principal Analyst at The Linley Group Inc., a technology analysis firm specializing in communication silicon chips. He is also editorial director of Microprocessor Report, an award-winning newsletter for the semiconductor industry. After...
President and Chief Executive Officer
Systems Management Associates ![]()
Alan Habib is the President and Chief Executive Officer at Systems Management Associates, a company specializing in implementing and developing Enterprise and Business Service Management solutions. The company has key partner relationships with Quest...
Nick Hamilton-PiercyIndependent Consultant
Nick Hamilton-Piercy ![]()
Nick Hamilton-Piercy is recently retired as a Senior Technology Advisor at Rogers Communications, a cellular wireless and cable provider/ MSO. There he was responsible for advising the corporation on broadband and video related technology directions and...
Jim HandyDirector
Objective Analysis![]()
Jim Handy is a Director at Objective Analysis, a market research company. He has over 25 years of experience in the semiconductor industry in the areas of memory manufacturing and sales. Mr. Handy is the author of "The Cache Memory Book" and also holds...
Tim HanrahanManaging Partner
Iheira, LLC![]()
Tim Hanrahan is the Managing Partner at Iheira Solutions, a company specializing in management consulting and information technology solutions. He is a management and information systems consultant with over 30 years of information technology experience....
Chris HareChief Executive Officer
The nTete Group![]()
Chris Hare is Chief Executive Officer of The nTete Group; a strategy, innovation & licensing firm. He is also a Partner in MoveableCode, a media/technology consulting firm. He was in parallel CEO of Data Transfer and Communications Limited, UK Wireless...
Steven HarnsbergerPrincipal
Freestyle Digital Media![]()
Steven Harnsberger is President, SHI Digital, a consultancy in online video & the over-the-top digital distribution of movies, TV and premium video. Mr. Harnsberger is also the Principal at FreeStyle Digital Media, licensing movies to the digital & cable...
Graydon HauserPresident
Personalized Printing and Mailing Inc.![]()
Graydon Hauser is the President at Personalized Printing & Mailing, Inc., a company specializing in direct mail, envelope and commercial print production. He is an authority on production issues, equipment, industry trends, manufacturing methods, statistical...
Director
DISPLAYSEARCH![]()
Hiroshi Hayase is Director of Small/Medium Displays for DisplaySearch. He has nearly 20 years of experience in the LCD industry, with a professional background that includes sales and marketing management, production and product engineering, as well...
Tushar HazraChief Technology Officer
EPITOMIONE![]()
Tushar Hazra is the President, Founder and the Chief Technology Officer of EpitomiOne, a strategic consulting company specializing in enterprise architecture (EA), service-oriented architecture (SOA) deployment, portals, and Web services development,...
Mike HellerPrincipal
Mike Heller![]()
Mike Heller is a senior technology and business consultant, with recent work for Cisco Systems and other high-tech firms. He is also a former full-time employee of Cisco, where he worked for 8 years. Previously, he has worked at HP, AT&T, Bell Labs, and...
David HenwoodCo-Founder
H2 Leisure Group![]()
David Henwood is the Co-Founder of the H2 Leisure Group, a GLG Partner Firm. He is also the Director of its subsidiary, H2 Sport, one of the leading UK's sports analysts. Mr. Henwood has over 20 years of experience in the business of sports, especially...
Jeff HeynenDirecting Analyst
INFONETICS RESEARCH, INC.![]()
Jeff Heynen is the Directing Analyst of Broadband Access for Infonetics, an international market research and consulting firm specializing in data networking and telecommunications. Mr. Heynen tracks broadband technologies, including DSL, FTTH, FTTN,...