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Samuel Greenholtz

Samuel Greenholtz, Principal, Telecom PragmaticsPrincipal
Telecom Pragmatics
Member of the Telecommunications Council

Sam Greenholtz is the Co-Founder and Principal of Telecom Pragmatics, Inc., a consulting and market research company specializing in the telecom market. He has expertise inc FTTx, optical networking, VoIP, ethernet and wireless technologies including WiMAX, 3G, CDMA and EV-DO. Prior to joining the consulting community, he was in the Planning and Engineering Group at Verizon for nearly 28 years. He is knowledgeable in OSS, signaling, and billing, CAPEX budgets, standards, RFP's, lab testing, and backbone and long haul networks. He currently serves on Board of Directors for companies and was also on several Technical Advisory Boards. He is a member of the IEEE, OSA and other business related groups. He has published documents and articles related to the telecom industry. He is frequently quoted in newspapers, magazines and industry publications. (This is me - Update Profile)


Employment History
2003 - present Principal
Telecom Pragmatics
2001 - 2003 Senior Research Analyst
Communications Industry Researchers, Inc.
1974 - 2001 Manager
Verizon Communications Inc.

GLG NewsSM Analyses by Samuel Greenholtz(?)

Opinions and analyses expressed in GLG News are solely those of the author. See the Terms of Use for details.
AT&T Desperately Needs to Keep its CAPEX Up | 07-17-2008
Analysis of: AT&T’s U-verse services hit Miami Valley | www.cedmagazine.com
Author: Samuel Greenholtz, Principal, Telecom Pragmatics

1.      AT&T understands that it cannot afford to let its CAPEX slide very much.   2.      It does not have the luxury of being able to delay a major project six months to a year.   3.      If it does cut back in...

Who Ever Said There was a Strong Consumer Market for Push-To-Talk? | 07-17-2008
Author: Samuel Greenholtz, Principal, Telecom Pragmatics

1.      Why is the leap made in the source article that moving push-to-talk to CDMA means that Sprint is going after the consumer space in a big way for this service? 2.      And even if that assumption was  correct, why is there no questioning...

Sweet Spot for Ethernet over Copper is Around 10 Megabits | 07-15-2008
Analysis of: ADVA Does Ethernet Over Copper | www.lightreading.com
Author: Samuel Greenholtz, Principal, Telecom Pragmatics

1.      Most Ethernet over Copper (EoC) customers appear to be deploying somewhere between 2 to 45 megabits. 2.      About 70 percent of Ethernet over fiber service is at 10 megabits. 3.      EoC suppliers are increasingly mentioning...

Ethernet over Copper Fits in Well with XO’s Financial Model | 07-15-2008
Analysis of: XO to Extend Ethernet From 9,000 to 12,000 Feet | www.xchangemag.com
Author: Samuel Greenholtz, Principal, Telecom Pragmatics

1.      XO Communications started with 10-meg Ethernet across its entire network.   2.      In the past, the carrier just leased UNE-Ls in order to provide the service over fiber. 3.      In shifting to EoC, XO’s up-sell...

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GLGi: Lightspeed vs. FiOS
New York, 08-29-2007
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