Sergey  Grybniak

Sergey Grybniak

Founder Opporty
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Sergey  Grybniak

Opporty is a service marketplace with cutting-edge blockchain technology on board. Opporty enables new models of commercial and social engagement on secure, resilient, and impenetrable Ethereum blockchain. It streamlines small business activities through smart contracts and decentralized Escrow procedure.

Opporty
Service marketplace for small businesses on the blockchain
Sergey  Grybniak
Sergey Grybniak
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Seems to be useful app! Congrats on the launch!
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