Press release content from Globe Newswire. The AP news staff was not involved in its creation. Document Security Systems Builds Out DSS Securities Ecosystem through Investments in WestPark ... Document Security Systems Inc.February 25, 2021 GMT ROCHESTER, N.Y., Feb. 25, 2021 (GLOBE NEWSWIRE) -- Document Security Systems, Inc. (NYSE American: DSS) (“DSS”), a multinational company operating businesses in brand protection technology, blockchain security, direct marketing, healthcare, real estate, and securitized digital assets, today announced the expansion of its DSS Securities, Inc. business through an equity interest in WestPark Capital, Inc.(“WestPark”) and an investment in BMI Capital International LLC (“BMI”). “This is a major milestone that falls directly in line with our plans to fill out the ecosystem around DSS Securities and builds upon our recently announced collaboration to develop a digital securities exchange business in the US,” stated Frank D. Heuszel, CEO of DSS.