Interview: CEO Joshua Alper of Blue Diamond Ventures, Inc. (OTCPink: BLDV) CEO Joshua Alper of Blue Diamond Ventures, Inc. talks consulting services. CEO Joshua Alper of Blue Diamond Ventures, Inc. (OTCPink: BLDV), joins Stock Day to talk about consulting services for the medical marijuana industry. Source: https://upticknewswire.com/interview-ceo-joshua-alper-of-blue-diamond-ventures-inc-otcpink-bldv/