Cornerstone Announces Appointment of Industry Leader Chris Voell as Eastern Sales Manager for BioCNG(TM) Alternative Vehicle Fuel System

MIDDLETOWN, NY -- (Marketwire) -- 06/19/12 -- announced that Chris Voell has joined Cornerstone as Eastern…

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Cornerstone Announces Installation of BioCNG(TM) Vehicle Fuel System at St Landry Parish, LA Solid Waste Disposal Landfill

MIDDLETOWN, NY -- (Marketwire) -- 05/08/12 -- announced that (a wholly owned subsidiary of Cornerstone) commissioned…

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