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Filing Detail
Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000898430-97-000537
Filing Date
1997-02-13
Accepted
1997-02-13 00:00:00
Documents
1
SROs
NONE

Document Format Files

Seq Description Document Type Size
1 AMENDMENT #4 TO SCHEDULE 13G SC 13G/A 8563
  Complete submission text file 0000898430-97-000537.txt   10402
Mailing Address 670 N ROSEMEAD BLVD PASADENA CA 91107
Business Address 670 N ROSEMEAD BOULEVARD PASEDENA CA 91107-2190 8184496400
TETRA TECH INC (Subject) CIK: 0000831641 (see all company filings)

IRS No.: 954148514 | State of Incorp.: DE | Fiscal Year End: 0930
Type: SC 13G/A | Act: 34 | File No.: 005-43035 | Film No.: 97530553
SIC: 8711 Services-Engineering Services

Mailing Address 670 N ROSEMEAD BLVD PASADENA CA 91107
Business Address 670 N ROSEMEAD BLVD PASADENA CA 91107 8183514664
HWANG LI-SAN (Filed by) CIK: 0000938431 (see all company filings)