Thu, Mar 14, 2013 12:00 - Environmental Infrastructure Holdings Corp. (EIHC: OTC Link) - Tier Change - The symbol, EIHC, no longer is classified as OTC Pink No Information. As of Thu, Mar 14, 2013, EIHC resides in the OTCQB tier. You may find a complete list of tier changes at otcmarkets.com.
Environmental Infrastruc... (CE) (USOTC:EIHC)
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