TETRA TECH INC
Close on Oct 19, 2026
- Market cap
- $9.00B
- P/E (TTM)
- 20.9
- Dividend yield
- 0.71%
About Tetra Tech
Services-Engineering Services, SIC 8711
Tetra Tech, Inc. provides consulting and engineering services focusing on water, the environment, and sustainable infrastructure. The company operates through two primary reportable segments: the Government Services Group and the Commercial/International Services Group. Its service offerings span the entire project lifecycle, encompassing environmental monitoring, scientific research, civil infrastructure master planning, architectural and resilient engineering design, information technology, and software solutions. Tetra Tech serves diverse public and private clients, including United States federal, state, and local government bodies, international development agencies, and commercial corporations across energy, industrial, and aerospace markets.
With a global reach spanning all seven continents, Tetra Tech executes more than 100,000 projects annually across more than 100 countries. The firm maintains an international workforce of more than 25,000 associates and conducts operations through corporate facilities and regional hubs across the United States, Canada, Europe, the United Kingdom, Asia Pacific, and South America. The company's headquarters location is not stated in the provided text.
Summary of the business section of Tetra Tech's latest annual report, written by StockData.
Company profile
Company
- Legal name
- TETRA TECH INC
- Founded
- 1966
- Headquarters
- Pasadena, CA
- Address
- 3475 East Foothill Boulevard 91107
- Phone
- (626) 351-4664
- Website
- www.tetratech.com
- Employees
- 25,000, Sep 28, 2025
- Industry
- Services-Engineering Services
- Incorporated in
- Delaware
- Fiscal year ends
- September 27
- Auditor
- PricewaterhouseCoopers LLP, Los Angeles, California
Stock & identifiers
- Ticker
- TTEK
- Exchange
- Nasdaq
- Shares outstanding
- 256M, Jul 20, 2026
- Public float
- $7.60B, Mar 30, 2025
- Filer category
- Large accelerated filer
- Stock splits
- 5-for-1, Sep 9, 2024; 5-for-1, Jul 29, 2024; 5-for-4, Dec 18, 2001; 5-for-4, Jun 16, 1999; 5-for-4, Sep 16, 1998; 5-for-4, Dec 2, 1997; 5-for-4, Jun 24, 1996; 5-for-4, Jun 26, 1995; 5-for-4, Sep 19, 1994; 5-for-4, Nov 15, 1993; 5-for-4, Dec 15, 1992
- SEC CIK
- 831641
- CUSIP
- 88162G103
- ISIN
- US88162G1031
- LEI
- 549300UJ1LP7JGJC5P32
- EIN
- 95-4148514
Executives and directors
Officers and directors who filed ownership reports (Forms 3, 4, 5) in the last two years
| Name | Position | Shares owned |
|---|---|---|
| Dan L. Batrack | Chairman and CEO, Director | 335,564 |
| Roger R. Argus | President and CEO | 40,300 |
| Brian N. Carter | SVP, Corporate Controller | 46,496 |
| Steven M. Burdick | EVP, CFO | 138,251 |
| Preston Hopson | EVP, Chief Legal/Human Capital | 85,186 |
| Leslie L. Shoemaker | EVP, Chief Sustainability | 329,528 |
| Kirsten M. Volpi | Director | 74,218 |
| Jeffrey R. Feeler | Director | 1,900 |
| Eric W. Thornburg | Director | – |
| Kimberly E. Ritrievi | Director | 159,043 |
| Christiana Obiaya | Director | 9,666 |
| M. Susan Hardwick | Director | – |
| Gary Birkenbeuel | Director | 51,032 |
| Prashant Gandhi | Director | 16,553 |
| John M. Douglas | Director | 610 |
CEO pay and shareholder return
Pay versus performance table from the proxy statement
| Fiscal year | CEO total pay | CEO pay actually paid | Other executives (avg) | Value of $100 invested | Peer group |
|---|---|---|---|---|---|
| FY2025 Batrack | $11.62M | $5.69M | $2.80M | $188 | $196 |
| FY2024 Batrack | $12.56M | $24.90M | $2.67M | $264 | $199 |
| FY2023 Batrack | $11.89M | $16.02M | $2.60M | $170 | $145 |
| FY2022 Batrack | $10.33M | $9.31M | $2.32M | $142 | $110 |
| FY2021 Batrack | $7.91M | $18.48M | $2.11M | $167 | $117 |
“Actually paid” adjusts reported pay for changes in the value of equity awards. Shareholder return assumes $100 invested at the start of the measurement period, as disclosed by the company.
Employees
Headcount reported in annual reports
“At fiscal 2025 year-end, we had more than 25,000 staff worldwide.”
Corporate history
Events identified from SEC filings
| Date | Event | Details |
|---|---|---|
| Apr 10, 2023 | Acquisition / sale | Completion of acquisition or disposition of assets (8-K Item 2.01) |
| Jan 24, 2023 | Acquisition / sale | Completion of acquisition or disposition of assets (8-K Item 2.01) |
| Dec 18, 2006 | Late filing | Notification of late filing |
| Aug 14, 2006 | Late filing | Notification of late filing |
| Dec 17, 2004 | Late filing | Notification of late filing |