| http://www.w3.org/ns/prov#value | - He is the founder of the Greater Washington, DC Real Estate Investor's Association (http://www.dcreia.com), the largest independent real estate investors' association in the United States.Mark D. Ein, W'86 Mark D. Ein, Founder & CEO, Venturehouse Group: Owner, Washington Kastles; Chairman & Majority Owner, Kastle Systems, is an investor, entrepreneur and philanthropist, who has create
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