Mailing Address
3475 EAST FOOTHILL BOULEVARD
PASADENA CA 91107
Business Address
3475 EAST FOOTHILL BOULEVARD
PASADENA CA 91107
6263514664
TETRA TECH INC (Subject)
CIK: 0000831641 (see all company filings)
IRS No.: 954148514 | State of Incorp.: DE | Fiscal Year End: 1001
Type: SC 13G/A | Act: 34 | File No.: 005-43035 | Film No.: 24554676
SIC: 8711 Services-Engineering Services
(CF Office: 07 Trade & Services)
Mailing Address
50 HUDSON YARDS
NEW YORK NY 10001
Business Address
50 HUDSON YARDS
NEW YORK NY 10001
212-810-5300
BlackRock Inc. (Filed by)
CIK: 0001364742 (see all company filings)
IRS No.: 320174431 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies
(CF Office: 02 Finance)
