Op Tech Environmental Services Inc: SC 14D9/A filed Jul 30, 2013

Name: Op Tech Environmental Services Inc SC 14D9/A (0001104659-13-057720)
Creator: Op Tech Environmental Services Inc
Published: 2013-07-30

Form type: SC 14D9/A
Filing date: Jul 30, 2013
Accession number: 0001104659-13-057720
Filer: Op Tech Environmental Services Inc (CIK 858748)