CRITICAL MESSAGING - Key Persons


Dr. Dietmar Gollnick - President

Job Titles:
  • President

Jim Nelson

Job Titles:
  • Prism - IPX Systems LLC Chairman, President and CEO
Jim Nelson, Prism-IPX Systems LLC Chairman, President and CEO, founded Prism companies in 1997. The company leads the industry in the development and design of critical messaging communications systems. With over 50 years in paging as a system developer and a commercial paging system operator, Jim has held senior management positions in well-known industry-leading companies specialized in paging and related technologies. Appointed to the Board of Directors of AAPC (now CMA-A) and EMMA (now CMA-E) in 2008, Jim was also elected as Vice-Chair of the Paging Technical Committee in the same year. Jim served two terms as President of CMA America and is a member of the Board Directors of CMA-Europe. Having achieved CMA goals for global recognition, Jim led the consolidation of CMA-America and CMA-Europe forming the current CMA global association. By an international unanimous vote, Jim was awarded the 2011 AAPC & EMMA Industry Recognition Award. This is a personal award that recognizes Jim for his years of dedicated service, innovation, tireless support, and significant contributions which have advanced the paging industry.

Linda Cox

Job Titles:
  • Managing Director and Owner of LDC Pagers Direct Limited
Linda is the Managing Director and Owner of LDC Pagers Direct Limited who have specialised in providing Nationwide and On-Site Paging Systems right across the UK for over thirty years. Prior to this Linda worked for Barclays Bank plc for over thirteen years in five different branches gaining valuable experience for running her business. Pagers Direct first became a member of the Critical Messaging Association (previously CMA-E and EMMA) in 2007. Linda was appointed to the Board of the Critical Messaging Association in September 2015 having previously worked closely with the Board assisting with the day to day Finances.