TrustPro is an EU Qualified Trust Service Provider providing Qualified Electronic Signature and Qualified eSeal valid in all Europe.

TrustPro ability and experience to carry out cloud paperless projects mixing the right ingredients of technology, workflow, legal compliance and usability, enable Digital Transaction Management (DTM) applications into customer processes.

GSE S.A., is a leading digital certification entity in Colombia, in charge of carrying out digital transformation processes, and making use of digital signature certificates to guarantee integrity and authenticity on each of its electronic documents. Also, they provide services such as chronological stamping, certified email, archiving and electronic custody and identity validation.

Bank-Verlag is a Qualified Trust Service Provider (EU Trusted List) and offers eIDAS-compliant services, e.g.

  • Qualified remote signature service BVsign,
  • Qualified remote sealing service BVseal,
  • QWAC and QSealC for PSD2 interfaces and
  • A Signature Activation Module BV-SAM.

Bank-Verlag is a German based company with the headquarter in Cologne and an office in Frankfurt. All services are provided in own, highly available and certified data centers. Bank-Verlag was founded in 1961 and is solely owned by the Federal Association of German Banks.

ZealiD is a Qualified Trust Service Provider of qualified certificates and signatures (EU Trusted List). ZealiD is the first company globally to certify a machine based (non-video) remote registration process to persistent certificates & signatures with its ZealiD App.


ZealiD’s  app brings digital identities to the masses by allowing over 450m citizens in the EU to remotely (no physical or video meetings needed) to create a personal qualified signature in less than 10 minutes (of which 4 min are user onboarding).


ZealiD has offices in Stockholm, Vilnius and is opening a third office in Frankfurt in 2020. ZealiD is backed by some of Sweden’s foremost entrepreneurs and investors including J12 Ventures, Collector Bank, NFT Ventures, and Almi Invest.

PT Indonesia Digital Identity (VIDA) is a licensed Certificate Authority (CA) under the Indonesian Ministry of ICT, authorized to issue digital certificates that can be applied for digital signatures and web authentication. Established in 2018, VIDA is a digital identity network leveraging multi-factor authentication, digital signatures, and verified identities. VIDA applies world-class data security standards, including Public Key Infrastructure, facial recognition, and endpoint security to provide comprehensive cybersecurity solutions.

iTrusChina is the leading provider of SSL/TLS, PKI solutions in China. iTrusChina has provided electronic certification services and cloud based signature service for nearly 400 million users. Our vision is committed to building a trusted network and establishing trusted connections for customers.