OP TECH ENVIRONMENTAL SERVICES INC SEC filings

CIK 858748

dateformdocument
2013-07-30SC TO-T/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001104659-13-057719.txt
2013-07-30SC 14D9/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001104659-13-057720.txt
2013-07-30SC 13D/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001104659-13-057721.txt
2013-07-308-Khttps://www.sec.gov/Archives/edgar/data/858748/0001104659-13-057724.txt
2013-07-3015-12Ghttps://www.sec.gov/Archives/edgar/data/858748/0001104659-13-057734.txt
2013-07-19UPLOADhttps://www.sec.gov/Archives/edgar/data/858748/0000000000-13-039568.txt
2013-07-10SC TO-T/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001104659-13-053850.txt
2013-07-08UPLOADhttps://www.sec.gov/Archives/edgar/data/858748/0000000000-13-036918.txt
2013-06-28SC TO-Thttps://www.sec.gov/Archives/edgar/data/858748/0001047469-13-007279.txt
2013-06-28SC 14D9https://www.sec.gov/Archives/edgar/data/858748/0001047469-13-007280.txt
2013-06-28SC 13Dhttps://www.sec.gov/Archives/edgar/data/858748/0001104659-13-052137.txt
2013-06-218-Khttps://www.sec.gov/Archives/edgar/data/858748/0001554795-13-000373.txt
2013-06-208-Khttps://www.sec.gov/Archives/edgar/data/858748/0001554795-13-000363.txt
2013-06-1010-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-13-000021.txt
2013-06-1010-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-13-000020.txt
2013-06-1010-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-13-000022.txt
2013-06-0710-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-13-000014.txt
2013-06-0710-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-13-000012.txt
2013-06-0710-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-13-000010.txt
2013-06-0710-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-13-000016.txt
2013-06-0710-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-13-000008.txt
2012-03-30NT 10-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-12-000019.txt
2011-11-1710-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000161.txt
2011-11-15NT 10-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000157.txt
2011-11-10DEF 14Chttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000149.txt
2011-10-28PRE 14Chttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000147.txt
2011-10-26UPLOADhttps://www.sec.gov/Archives/edgar/data/858748/0000000000-11-062576.txt
2011-10-13CORRESPhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000135.txt
2011-09-1410-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000132.txt
2011-09-13UPLOADhttps://www.sec.gov/Archives/edgar/data/858748/0000000000-11-054721.txt
2011-08-1510-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000114.txt
2011-05-17NT 10-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000080.txt
2011-05-1710-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000082.txt
2011-04-278-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000070.txt
2011-04-0510-Khttps://www.sec.gov/Archives/edgar/data/858748/0001140361-11-020758.txt
2011-03-31NT 10-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000055.txt
2011-01-218-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-11-000006.txt
2010-11-12Dhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000143.txt
2010-11-1210-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000144.txt
2010-08-1310-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000113.txt
2010-07-29DEF 14Chttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000099.txt
2010-07-15PRE 14Chttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000093.txt
2010-06-1710-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000078.txt
2010-06-1710-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000076.txt
2010-05-2410-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000068.txt
2010-05-17NT 10-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000055.txt
2010-05-1710-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000058.txt
2010-05-1710-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000057.txt
2010-05-1710-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000053.txt
2010-05-058-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-10-000045.txt
2010-04-01NT 10-Khttps://www.sec.gov/Archives/edgar/data/858748/0001140361-10-014870.txt
2009-11-1710-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-09-000100.txt
2009-08-1410-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-09-000066.txt
2009-07-17DEF 14Chttps://www.sec.gov/Archives/edgar/data/858748/0001424884-09-000059.txt
2009-06-034https://www.sec.gov/Archives/edgar/data/858748/0001140361-09-013929.txt
2009-05-154https://www.sec.gov/Archives/edgar/data/858748/0001140361-09-012480.txt
2009-05-1510-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-09-000035.txt
2009-04-16SC 13Dhttps://www.sec.gov/Archives/edgar/data/858748/0001144204-09-021002.txt
2009-04-0810-K/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-09-000024.txt
2009-04-074https://www.sec.gov/Archives/edgar/data/858748/0001144204-09-019330.txt
2009-03-3110-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-09-000014.txt
2008-11-133https://www.sec.gov/Archives/edgar/data/858748/0001144204-08-063335.txt
2008-11-1210-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000196.txt
2008-08-0810-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000155.txt
2008-07-03DEF 14Chttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000130.txt
2008-05-0710-Qhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000096.txt
2008-04-1710KSB/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000081.txt
2008-04-1610QSB/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000079.txt
2008-04-1610QSB/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000077.txt
2008-04-1610QSB/Ahttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000075.txt
2008-04-1410KSBhttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000071.txt
2008-04-118-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000069.txt
2008-03-31NT 10-Khttps://www.sec.gov/Archives/edgar/data/858748/0001424884-08-000045.txt
2007-11-1410QSBhttps://www.sec.gov/Archives/edgar/data/858748/0001417987-07-000013.txt
2007-10-01DEFA14Chttps://www.sec.gov/Archives/edgar/data/858748/0000858748-07-000010.txt
2007-08-2710-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-07-000006.txt
2007-08-15NT 10-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-07-000004.txt
2007-05-1510-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-07-000002.txt
2007-03-2310-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-07-000001.txt
2006-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-06-000006.txt
2006-08-1410-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-06-000005.txt
2006-05-1510-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-06-000004.txt
2006-04-18DEF 14Chttps://www.sec.gov/Archives/edgar/data/858748/0000858748-06-000003.txt
2006-03-3010-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-06-000002.txt
2006-02-093https://www.sec.gov/Archives/edgar/data/858748/0001352708-06-000001.txt
2006-02-038-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-06-000001.txt
2006-01-044https://www.sec.gov/Archives/edgar/data/858748/0001179382-06-000002.txt
2005-11-188-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000013.txt
2005-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000012.txt
2005-08-1210-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000011.txt
2005-05-1210-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000010.txt
2005-03-30DEF 14Chttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000009.txt
2005-03-2910-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000008.txt
2005-02-088-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000007.txt
2005-01-2810-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000006.txt
2005-01-2810-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000005.txt
2005-01-2810-Q/Ahttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000004.txt
2005-01-2810-K/Ahttps://www.sec.gov/Archives/edgar/data/858748/0000858748-05-000003.txt
2004-11-1210-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-04-000005.txt
2004-08-1310-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-04-000004.txt
2004-05-0310-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-04-000003.txt
2004-04-09DEF 14Chttps://www.sec.gov/Archives/edgar/data/858748/0000858748-04-000002.txt
2004-03-3010-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-04-000001.txt
2004-01-024https://www.sec.gov/Archives/edgar/data/858748/0001253597-04-000001.txt
2003-12-234https://www.sec.gov/Archives/edgar/data/858748/0001253597-03-000001.txt
2003-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-03-000005.txt
2003-09-084https://www.sec.gov/Archives/edgar/data/858748/0001249630-03-000004.txt
2003-09-084https://www.sec.gov/Archives/edgar/data/858748/0001249630-03-000003.txt
2003-09-084https://www.sec.gov/Archives/edgar/data/858748/0001249630-03-000002.txt
2003-09-084https://www.sec.gov/Archives/edgar/data/858748/0001249630-03-000001.txt
2003-08-1110-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-03-000004.txt
2003-05-1310-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-03-000003.txt
2003-03-26DEF 14Chttps://www.sec.gov/Archives/edgar/data/858748/0000858748-03-000002.txt
2003-03-2610-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-03-000001.txt
2002-11-268-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-02-000007.txt
2002-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-02-000006.txt
2002-11-06DEF 14Chttps://www.sec.gov/Archives/edgar/data/858748/0000858748-02-000005.txt
2002-10-22PRE 14Chttps://www.sec.gov/Archives/edgar/data/858748/0000858748-02-000004.txt
2002-08-1510-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-02-000003.txt
2002-08-06SC 13Dhttps://www.sec.gov/Archives/edgar/data/858748/0001169232-02-000479.txt
2002-05-1310-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-02-000002.txt
2002-03-2910-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-02-000001.txt
2001-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-01-500012.txt
2001-09-21DEFS14Chttps://www.sec.gov/Archives/edgar/data/858748/0000858748-01-500011.txt
2001-08-1410-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-01-500010.txt
2001-05-1510-Qhttps://www.sec.gov/Archives/edgar/data/858748/0000858748-01-500007.txt
2001-03-3010-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-01-500005.txt
2001-02-068-Khttps://www.sec.gov/Archives/edgar/data/858748/0000858748-01-000001.txt

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