“I have had the pleasure of working with both José and Giovanni for close to 10 years. They are people I trust and I know I can turn to for both advice and services. At GTC they offer an unrivalled level of expertise and I would have no hesitation in recommending them to others.”

James Lasbrey
Carrier Relations Director at Nexmo, a Vonage Company

“I would like to thank Giovanni and GTC for the great support provided on a new and complex field as RCS. His expertise provides GMS with an immense add-value mitigating the investment risk and clearly reducing the time to market.”

Iurii Makarenko
Managing Director at GMS

“Excellent 2 day session with a great team! Thanks Jose, Giovanni & Michael for the well structured interactive workshop and the great insights!”

Nabil Baccouche
Vice President International Roaming & Mobile Services at Etisalat

“Giovanni is a true expert in Messaging and has helped me in multiple due diligence processes both with his expertise and with his impressive global network of relationships throughout the industry.”

Armen Nalband
Private Equity Investor

“GTC provided fantastic support to getting the SMS project from a business case to a reality.”

Nick Ford
Managing Director, IDT Corporation

“GTC is a true example of a valuable partner. José and his team are Good Talented Consultants with superb knowledge of the market and have been a key support in our messaging journey.”

Ricardo Martins
Head of Voice & Messaging Sales at NOS

“I worked with GTC in various messaging projects at DIMOCO Messaging and can highly recommend them.”

Mathias Hoellerl
MD at DIMOCO Messaging