CATENA

Review.Network is a project that aims to create a unique trusted high-intelligence user-company feedback platform based on blockchain and AI technologies. Review.Network provides direct communication between companies and customers, that helps carry on efficient top-tier market research feedback without any mediator. Our model also directly rewards participants for their valuable feedback. The platform's community can gain coins by producing content and working with quality reviews on the Review.Network platform. With the smart recommendation system implemented, it is easier for members to find the best goods and services with ease. The REW is the digital currency of the Review.Network platform. Companies purchase coins to conduct market research on the platform and reward users in exchange for the feedback they leave.

Verifier is an innovative technology designed to verify identity, events, deals, and any other kind of data. This is a blockchain based solution that verifies data quickly, accurately, trustworthy, and securely.

KardiaChain is the blockchain of blockchains. A scalable and interoperable blockchain platform for decentralized applications. Our Vision: We believe Blockchain can create equal opportunities for people, a world where people have access to opportunity to invest, to start a business, to work and to be socially mobile. Our technology empowers mass adoption, expand use-cases and lay foundation of the blockchain ecosystem. We are building a blockchain platform for decentralised applications helping to create a blockchain ecosystem that allows for scaling and connecting disparate blockchains. Our Core Technology is: - Dual Node - Elastic Sharding With Incentive Mechanism (ESWIM) - Kardia Smart Contract Markup Language (KSML) Our Use cases are: - Supply Chain Management - Fully Decentralised Cross-chain Exchange - Smart City

Dether provides a decentralized peer-to-peer ether network that enables anyone on Earth to buy ether with cash and spend it at physical stores nearby. No bank account is needed, just a mobile phone with internet access. Our belief is that the beauty and power of the Ethereum technology should be easily accessible to all. We’ve decided to put all of our energy and that of the Ethereum community into helping us build the first trustless solution that will allow anyone to be able to interact with the Ethereum blockchain no matter who you are, where you are, and without the need for a middleman.

Safein is a blockchain-based single sign-on identity management platform ensuring security, comfort and trust for our customers. With Safein, users can easily demonstrate their true identity online where needed and control the extent of their personal data given out to various service providers.

Verity makes it easy for people to get paid for reporting on real-time events and information around them, while developers can get any data they want in a cheap, fast and secure data feed. It uses sub-ms network to process data with wisdom of the crowd approach and uses blockchain‑as‑a‑court‑system on Ethereum network to guarantee security and fairness.