Wellsite, a professional network and collaboration platform for the upstream oil and gas industry, today announced a major blockchain initiative for its flagship platform, Wellsite.com, with the launch of a token sale for its cryptocurrency designed for the oilfield services market, Crudecoin. Incorporating blockchain and Crudecoin into the Wellsite platform will better enable the company to offer the industry's first, crypto-ready marketplace for oilfield equipment and services.