Tetra Tech, Inc. provides consulting and engineering services focused on water, environment, and sustainable infrastructure in the United States and internationally. It operates through two segments: Government Services Group (GSG) and Commercial/International Services Group (CIG). GSG serves primarily government clients, including federal, state, and local agencies and international development agencies, offering services such as water resources analysis, environmental monitoring, data analytics, waste management, and resilient engineering design. CIG serves commercial and international clients, providing services in natural resources, energy, utilities, sustainable infrastructure planning, and transportation projects. The company also offers climate change consulting, greenhouse gas management, environmental remediation, industrial water treatment, and engineering services for data centers, advanced manufacturing, and medical facilities. Founded in 1966, Tetra Tech is headquartered in Pasadena, California.
Tetra Tech Secures $29.5 Million in New EPA and MCC Contracts
Tetra Tech has secured major multi-year contracts totaling $29.5 million with the U.S. Environmental Protection Agency and the Millennium Challenge Corporation for environmental and infrastructure services. The EPA award, a four-year, $16.8 million contract, covers engineering, technical, and consulting support for national brownfield site assessment and revitalization projects. The Millennium Challenge Corporation awards, two concurrent five-year contracts totaling $12.7 million, focus on independent engineering and due diligence for global transport and vertical infrastructure programs. These wins expand Tetra Tech's role in both U.S. environmental remediation and international infrastructure development, aligning with its focus on higher-value consulting and technology-driven services.
Tetra Tech Beats Q3 Estimates, Raises Fiscal 2026 Outlook
Tetra Tech reported third-quarter fiscal 2026 adjusted earnings of 42 cents per share, beating the Zacks Consensus Estimate of 40 cents, while net revenues of $1.11 billion topped expectations of $1.08 billion. The company's backlog rose 4.9% sequentially to $4.49 billion, driven by wins in water infrastructure, defense, and digital automation. In the first nine months of fiscal 2026, Tetra Tech distributed dividends totaling $52.5 million, up from $48 million in the prior-year period, and repurchased shares worth $202 million. For fiscal 2026, the company forecasts net revenues between $4.315 billion and $4.365 billion and adjusted earnings of $1.56 to $1.59 per share. Shares have gained 12.9% since the last earnings report, and the stock carries a Zacks Rank #2 (Buy).
Tetra Tech files $350.3 million ESOP shelf registration
Tetra Tech filed a shelf registration for an Employee Stock Ownership Plan offering covering up to US$350.3 million in common stock. The ESOP-related registration provides capacity for future issuances of up to 10,000,000 shares to employees over time, which may affect Tetra Tech's capital structure and employee equity participation. Concurrently, the board approved a quarterly dividend of US$0.072 per share, an 11% increase year on year, while the company has also been repurchasing shares, buying back 3,410,334 shares for US$100 million in the recent tranche and US$506.11 million in total under the plan since 2021. Tetra Tech reported third quarter net income of US$109.58 million on sales of US$1,308.56 million, and nine-month net income of US$308.24 million on sales of US$3,739.37 million, with diluted earnings per share of US$1.18 over nine months. The filing highlights potential implications for shareholder dilution and corporate governance as the ESOP program evolves, while management's updated guidance calls for fiscal 2026 net revenue in the US$4.315 billion to US$4.365 billion range and fourth quarter EPS of US$0.45 to US$0.48.
Tetra Tech declares quarterly dividend of $0.072 per share
Tetra Tech declared a quarterly dividend of $0.072 per share, in line with the previous payout. The dividend carries a forward yield of 0.85% and is payable on August 27 to shareholders of record as of August 13, with the ex-dividend date also set for August 13.
Tetra Tech reported better-than-expected revenue for the second quarter of CY2026, with sales rising 13.5% year on year to $1.31 billion, exceeding analyst estimates of $1.08 billion by 21.5%. GAAP earnings per share came in at $0.42, beating the consensus estimate of $0.40 by 6.3%. The company provided third-quarter revenue guidance of $1.15 billion at the midpoint, roughly in line with expectations, while its EPS guidance of $0.46 surpassed analyst estimates by 4.5%. Backlog at quarter end stood at $4.49 billion, up 8.2% from the prior year.
Tetra Tech wins $25 million contract from U.S. EPA Office of Water
Tetra Tech has been awarded a single-award, five-year contract worth $25 million by the U.S. Environmental Protection Agency’s Standards and Health Protection Division within the Office of Water. Under the contract, Tetra Tech scientists and technical specialists will support the EPA, state agencies, and communities in efforts to attain and maintain clean water resources for drinking, fishing, and recreation. The work will also include monitoring chemical contaminants in fish and microbial pathogens in surface waters to inform prevention and remediation strategies, and developing engagement methods, technical guidance, and workshops to facilitate community input and state and local government coordination.
Tetra Tech Named Top Pick Among Business Services Stocks, CDW and Equifax Flagged as Sells
StockStory has identified Tetra Tech as a resilient business services stock with strong fundamentals, while recommending investors sell CDW and Equifax. Tetra Tech, a consulting and engineering firm focused on water and environmental solutions, posted 13.3% annual revenue growth over five years and saw its free cash flow margin rise by 3.6 percentage points. In contrast, CDW faces sluggish demand with projected sales growth of just 3% and declining profitability, while Equifax has experienced shrinking operating margins and weak earnings growth. Tetra Tech trades at $30.94 per share, CDW at $143.61, and Equifax at $166.47.
Tetra Tech has been selected by the U.S. Army Corps of Engineers Mobile District for a $49 million multiple-award contract. The five-year contract covers architect-engineer design and technical services for inland and coastal navigation and water resources infrastructure projects in the Southeastern United States. Tetra Tech's engineers, scientists, and technical specialists will provide the services for civil works infrastructure in the Mobile District's area of responsibility.
Tartisan Nickel engages Tetra Tech for Kenbridge PFS gap analysis
Tartisan Nickel Corp. has retained Tetra Tech Canada Inc. to conduct an independent review of the existing Preliminary Economic Assessment for the Kenbridge Nickel-Copper-Cobalt Project in Northwestern Ontario. Tetra Tech will deliver a structured Goal-Actual-Plan Analysis identifying the technical, commercial, and compliance work required to advance the project to the Pre-Feasibility Study level. The review will assess the quality and completeness of the current PEA, identify gaps relative to PFS requirements, and recommend a staged work program with cost and time estimates. The analysis will be based on the August 2022 PEA technical report and all relevant project information to date. President and CEO Mark Appleby stated that the gap analysis will provide a clear roadmap for the engineering, environmental, and permitting work needed to move Kenbridge toward development.
Tartisan Nickel Corp. · Technology · Positive Tartisan Nickel engaged Tetra Tech for a gap analysis to advance the Kenbridge project toward PFS, a key development milestone.
TTEK · Demand · Positive Tetra Tech was retained for a consulting contract on the Kenbridge project.
Tetra Tech wins single-award contract from Encina Wastewater Authority
Tetra Tech has secured a single-award contract from Encina Wastewater Authority to provide digital automation and operational technology network solutions for the Cogeneration Low-Emission Augmentation and Retrofit project in California. The company will install microgrid control and gas conditioning systems and integrate information systems across biological trickling filters, oxidation catalyst emissions controls, a digester biogas conditioning facility, a 1-megawatt linear generator facility, and a 1.5 megawatt-hour battery energy storage system. The work aims to improve wastewater treatment by enhancing biogas efficiency and reducing emissions. Tetra Tech has provided operational technology and systems integration services to the authority since 2017.
StockStory Highlights Three Cash-Generating Stocks for Long-Term Investors
StockStory identified three cash-producing companies that reinvest wisely for long-term success. Tetra Tech, with a trailing 12-month free cash flow margin of 15.2%, has grown revenue at an annual rate of 13.3% over five years and expanded its free cash flow margin by 3.6 percentage points. W. R. Berkley, posting a 23.6% free cash flow margin, achieved 12.1% annualized net premiums earned growth and 30.6% annual earnings per share growth over the same period. SM Energy, at a 14.9% free cash flow margin, delivered 25.5% annual revenue growth and maintains a best-in-class gross margin of 87.2%.
Greenland Mines Engages Tetra Tech and GeoSim for Sarfartoq Resource Update
Greenland Mines has engaged Tetra Tech Canada and GeoSim Services to prepare an updated SEC S-K 1300-compliant mineral resource estimate for its Sarfartoq neodymium-praseodymium rare earth project in southwest Greenland. The updated estimate, expected to be substantially completed this summer, will incorporate historical NI 43-101 resource work along with drilling and technical studies completed by Neo Performance Materials between 2023 and 2025. GeoSim, led by Ronald G. Simpson, has been appointed as the qualified person for the resource estimate, while Tetra Tech will provide engineering, mine planning, and metallurgical support. Greenland Mines also reappointed WSP Danmark to continue environmental baseline work at the project.
Tetra Tech Wins All Nine Lots on Scotland Excel Engineering Framework
Tetra Tech has been selected by Scotland Excel for all nine service lots under a four-year engineering and technical consultancy framework. The contract, announced on June 15, 2026, covers support for local councils across Scotland in areas including drainage and flooding, coastal and maritime, transportation, and master planning. The award adds to Tetra Tech's infrastructure narrative tied to water systems, flood resilience, and public-sector planning. CEO Roger Argus noted on April 29, 2026, that the company's high-end consulting for water supplies and environmental impact mitigation is becoming increasingly critical for gaining community support for data center projects.
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