NC GROUP appoints Dr. Harald Flemming
new CSO (Chief Sales Officer) of NET CHECK

Dr. Harald Flemming

Flemming took up his new position on June 1st. He will have the overall responsibility for Sales and Partnerships across the NET CHECK division. In this role he will report directly to Detlef Zernick, CEO NET CHECK.

“I am excited that Harald joins our management to steer Sales and grow our business. With his broad industry experience in Legal, Sales and even Governmental Affairs he brings the ideal skill-set to expand our market footprint” said Zernick. “Harald holds an extensive track record in building sustainable partnerships and in successfully guiding transformation processes and therefore I am sure he will have a huge impact in the time ahead driving our prospected growth path”.


Before joining NET CHECK Flemming held several leadership roles in the telecommunication and broadcasting industry (e.g. at Vodafone, ViacomCBS and VAUNET).

I am thrilled to join the team at NET CHECK, a true champion in mobile network optimization, benchmarking and data analysis and I am thankful for the trust put in me. Accelerating the NET CHECK portfolio and entering new markets with both well established and innovative cutting-edge services will be an exciting journey that I am really looking forward to.” Flemming said upon his start.


NET CHECK is the voice of quality for mobile & fixed communication networks. With the ultimate target to ensure that every individual has access to a high-quality service in terms of performance and coverage, NET CHECK engages in network testing, validation, benchmark and optimization services. Anytime and anywhere, with own tools and with those from the most renowned equipment suppliers in the field of mobile network testing, with whom we maintain long-lasting relationships and actively contribute to the evolution of their products and solutions. Our provided optimization services ensure that mobile network operators get the most out of their existing infrastructure and help support strategic decisions regarding the future evolution of their network. After over two decades in the business, NET CHECK has established itself as the preferred partner of many major network operators, service provider and equipment manufacturers around the globe, and has significantly contributed to improve the quality of service for millions of consumers.