General information for Tetra Tech Inc
Physical address
5129 Arnold Ave, Mcclellan, Ca, 95652
Mailing address
5129 Arnold Ave, Mcclellan, CA, 95652
Website
tetratech.com
Points of contact for Tetra Tech Inc
SAM.gov Points of Contact
Barbara
Petersen
Government Business POC
Director of Contracts
3475 E Foothill Blvd, Pasadena, CA, 91107
Molly
Henderson
Electronic Business POC
Director
5129 Arnold Ave, McClellan, CA, 95652
Additional contact details may be available
NAICS codes for Tetra Tech Inc
| Code | Description | Small Business |
|---|---|---|
|
541330
PRIMARY
|
Engineering Services
|
No
|
|
562910
PRIMARY
|
Remediation Services
|
No
|
| 115310 | Support Activities for Forestry | No |
| 237110 | Water and Sewer Line and Related Structures Construction | No |
| 237990 | Other Heavy and Civil Engineering Construction | No |
|
238910
|
Site Preparation Contractors
|
No
|
|
327999
|
All Other Miscellaneous Nonmetallic Mineral Product Manufacturing
|
No
|
|
541620
|
Environmental Consulting Services
|
No
|
|
562998
|
All Other Miscellaneous Waste Management Services
|
No
|
PSC codes for Tetra Tech Inc
Update history
1 change(s) tracked
Feb 28, 2026
NAICS 562910 became the primary code
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