Attachment 2
Proposed Prequalified Water Engineering Consultants List 2025-2030
No. Company Name Legal Entity (B)
1 AECOM Technical Services, Inc. California Corporation 2 Ardurra Group, Inc. Florida Corporation
3 Brown and Caldwell California Corporation
4 Cannon Corporation California Corporation
5 Carollo Engineers, Inc. Delaware Corporation
6 DRP Engineering, Inc. California Corporation
7 EC & AM Associates, Inc. (dba GK & Associates) California Corporation 8 ENGEO, Inc. California Corporation
9 GeoPentech, Inc. California Corporation
10 Harper & Associates Engineering, Inc. California Corporation 11 Harris & Associates California Corporation
12 HDR Engineering, Inc. Nebraska Corporation
13 Hushmand Associates Inc. California Corporation
14 JIG Consultants California Corporation
15 Michael Baker International, Inc. Pennsylvania Corporation 16 Michael K. Nunley & Associates, Inc. California Corporation 17 MNS Engineers, Inc. California Corporation
18 MWH Constructors, Inc. California Corporation
19 NV5, Inc. California Corporation
20 Pacific Advanced Civil Engineering, Inc. California Corporation 21 Psomas California Corporation
22 Richard C. Slade & Associates, LLC California LLC
23 SA Associates California Corporation
24 TDN Automation, Inc. California Corporation
25 Tetra Tech BAS, Inc. California Corporation
26 Tetra Tech, Inc. Delaware Corporation
27 Wood Rodgers, Inc. California Corporation
28 Yao Engineering, Inc. California Corporation
29 Z&K Consultants, Inc. California Corporation