Chainwire | 3,616 followers on LinkedIn. Blockchain & Crypto Press Release Distribution Service | Chainwire is a newswire syndication service for the cryptocurrency and blockchain sector. Designed for cryptocurrency projects, blockchain companies, exchanges, investment firms, and PR agencies, it allows press releases to be published simultaneously across multiple publications. Developed by an experienced team with long-established media connections, Chainwire gives you a direct line to your target market.