Attached files
file | filename |
---|---|
10-K - FORM 10-K - TETRA TECH INC | a2195448z10-k.htm |
EX-23 - EXHIBIT 23 - TETRA TECH INC | a2195448zex-23.htm |
EX-32.1 - EXHIBIT 32.1 - TETRA TECH INC | a2195448zex-32_1.htm |
EX-31.2 - EXHIBIT 31.2 - TETRA TECH INC | a2195448zex-31_2.htm |
EX-32.2 - EXHIBIT 32.2 - TETRA TECH INC | a2195448zex-32_2.htm |
EX-31.1 - EXHIBIT 31.1. - TETRA TECH INC | a2195448zex-31_1.htm |
EX-10.18 - EXHIBIT 10.18 - TETRA TECH INC | a2195448zex-10_18.htm |
QuickLinks -- Click here to rapidly navigate through this document
Subsidiaries of Tetra Tech, Inc.
NAME
|
JURISDICTION OF FORMATION |
|
---|---|---|
Advanced Management Technology, Inc. |
VIRGINIA | |
America's Schoolhouse Consulting Services, Inc. |
NEW YORK | |
America's Schoolhouse Council, LLC |
NEW YORK | |
ARD, Inc. |
VERMONT | |
Ardaman & Associates, Inc. |
FLORIDA | |
BAS Construction Co. |
CALIFORNIA | |
BAS Landfill Gas Limited Partnership |
ARIZONA | |
BAS Construction, L.P. |
CALIFORNIA | |
Bryan A. Stirrat & Associates |
CALIFORNIA | |
Cosentini Associates, Inc. |
NEW YORK | |
Delaney Crushed Stone Products, Inc. |
NEW YORK | |
Engineering Management Concepts, Inc. |
CALIFORNIA | |
GeoTrans, Inc. |
VIRGINIA | |
Hartman & Associates, Inc. |
FLORIDA | |
Haselwood Enterprises, Inc. |
TENNESSEE | |
INCA Engineers, Inc. |
WASHINGTON | |
IP3 Afrique, LLC |
SENEGAL | |
IP3 Mena, LLC |
EGYPT | |
Kansas City Testing Laboratory, Inc. |
MISSOURI | |
KFM Engineering, Inc. |
CALIFORNIA | |
Maxim International S.R.L. |
PERU | |
MillenniumIP3 Partners, LLC |
DELAWARE | |
Segura/IP3 Partners, LLC |
DELAWARE | |
Tetra Tech Alaska, L.L.C. |
ALASKA | |
Tetra Tech Argentina S. A. |
ARGENTINA | |
Tetra Tech Australia Pty. Ltd. |
AUSTRALIA | |
Tetra Tech Bioenergy, LLC |
DELAWARE | |
Tetra Tech Cape Canaveral, LLC |
FLORIDA | |
Tetra Tech Caribe, Inc. |
PUERTO RICO | |
Tetra Tech Construction Services, Inc. |
COLORADO | |
Tetra Tech Consulting & Remediation, Inc. |
DELAWARE | |
Tetra Tech EC (Mass.) Corporation |
MASSACHUSETTS | |
Tetra Tech EC (Ohio) Corporation |
DELAWARE | |
Tetra Tech EC, Inc. |
DELAWARE | |
Tetra Tech Electric, Inc. |
NEW JERSEY | |
Tetra Tech EM Inc. |
DELAWARE | |
Tetra Tech Executive Services, Inc. |
CALIFORNIA | |
Tetra Tech Facilities Construction, LLC |
NEW JERSEY | |
Tetra Tech IC, Inc. |
CANADA | |
Tetra Tech India Limited |
INDIA | |
Tetra Tech International (BVI) Ltd. |
BRITISH V. I. | |
Tetra Tech International, Inc. |
DELAWARE | |
Tetra Tech NUS, Inc. |
DELAWARE | |
Tetra Tech RAC Craft, LLC |
DELAWARE | |
Tetra Tech Technical Services, Inc. |
DELAWARE | |
Tetra Tech Tesoro, Inc. |
VIRGINIA | |
Tetra Tech Wired Communications of California, Inc. |
CALIFORNIA | |
The Delaney Group, Inc. |
NEW YORK |
NAME
|
JURISDICTION OF FORMATION |
|
---|---|---|
The Institute for Public-Private Partnerships, Inc. |
DELAWARE | |
Thomas Communications & Technologies, LLC |
NEW YORK | |
Thomas Environmental Services, LLC |
NEW YORK | |
Wardrop Engineering Inc. |
CANADA | |
Wardrop (Ghana) Ltd. |
GHANA | |
Western Utility Cable, Inc. |
ILLINOIS | |
Western Utility Contractors, Inc. |
ILLINOIS | |
Western Utility Electric, Inc. |
ILLINOIS | |
Whalen & Company, Inc. |
DELAWARE | |
Whalen Management Services, Co. |
CANADA | |
Whalen Service Corps Inc. |
DELAWARE |