ENVIROGEN INC of LAWRENCEVILLE, NJ filed a DEFM14A with the SEC on 2003-02-20. Industry: Hazardous Waste Management.
| Seq | Type | Description |
|---|---|---|
| 1 | DEFM14A | DEFM14A |
| Filed | Form |
|---|---|
| 2003-02-20 | DEFM14A |
| 2003-02-06 | PREM14A |
| 2002-04-10 | DEF 14A |
| 2001-04-06 | DEF 14A |
| 2000-04-14 | DEF 14A |
| 1999-04-13 | DEF 14A |
| 1998-11-10 | DEF 14A |
| 1998-10-28 | PRES14A |
| 1998-04-17 | DEF 14A |
| 1997-03-17 | DEF 14A |
| 1997-03-04 | PRER14A |
| 1997-01-24 | PREM14A |