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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000861465-99-000004
Filing Date
1999-02-17
Accepted
1999-02-17 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G/A 3836
  Complete submission text file 0000861465-99-000004.txt   5798
Mailing Address 1199 LANCASTER AVENUE BERWIN PA 19312
Business Address 1189 LANCASTER AVE BERWYN PA 19312 6102967222X1
KILLEN GROUP INC (Filed by) CIK: 0000861465 (see all company filings)

IRS No.: 232213851 | State of Incorp.: PA | Fiscal Year End: 0831
SIC: 0000

Mailing Address PRINCETON RESEARCH CENTER 4100 QUAKERBRIDGE RD LAWRENCEVILLE NJ 08648
Business Address 4100 QUAKERBRIDGE RD PRINCETON RESEARCH CENTER LAWRENCEVILLE NJ 08648 6099369300
ENVIROGEN INC (Subject) CIK: 0000863815 (see all company filings)

IRS No.: 222899415 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-42780 | Film No.: 99543854
SIC: 4955 Hazardous Waste Management