Werner Sievers Location
- San Diego, CA, US
Werner Sievers Work
- 2021 - now Advisor and Chairman Emeritas @
- 2006 - now Advisor @
- 2007 - 2021 President and CEO @
- 2004 - 2005 GM Cellular Products ( 3G ) @
- 2000 - 2004 President and CEO @ Zyray Wireless Inc
- 1989 - 1994 Chairman and CEO @ Centera Pty Ltd
- 1982 - 1987 Founder, Chairman, CEO @
Werner Sievers Education
- University of Johannesburg
Bachelor of Science (BS) (Telecommunications Engineering)
1971 - 1974 - Greenside High
Werner Sievers Skills
- Mobile Communications
- Mobile Technology
- Executive Management
- Product Management
- Go to Market Strategy
- LTE
- Mobile Applications
- Strategic Partnerships
- Strategy
- Cellular Communications
- Business Strategy
- Telecommunications
- Wireless
- CEOs
- Venture Capital
- Sales
- Start Ups
- CDMA
- Management
- Product Marketing
- Business Development
- Mobile Devices
- Corporate Development
- 3g
- Semiconductors
- Project Management
Werner Sievers Summary
- Werner Sievers, based in San Diego, CA, US, is currently a Advisor and Chairman Emeritas at Cel-Fi by Nextivity. Werner Sievers brings experience from previous roles at Transaction Wireless, Cel-Fi by Nextivity, Broadcom and Zyray Wireless Inc. Werner Sievers holds a 1971 - 1974 Bachelor of Science (BS) in Telecommunications Engineering @ University of Johannesburg. With a robust skill set that includes Mobile Communications, Mobile Technology, Executive Management, Product Management, Go to Market Strategy and more. Werner Sievers has 3 emails and 3 mobile phone numbers on RocketReach.
5 free lookup(s).
If you need more lookups,
subscriptions start at $34 USD/month.
Looking for a different Werner Sievers?
Find contact details for 700 million professionals.
Top Nextivity Employees
James Qiu
Director, Systems Engineering
Carlsbad, CA, US
David Ramsland
Senior VP Global Manufacturing
San Diego, CA, US
David Ramsland
VP Operations
San Diego, CA, US
David Cabanes
VP EMEA
Barcelona, CT, ES
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups. 
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension. 
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API. 
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co