TTEK logo Tetra Tech +
Tetra Tech
+

Tetra Tech's Revenue (2016 - 2025)

  • Tetra Tech's annual revenue was $5.44 B in fiscal year 2025. The annual revenue increased $243.91 M from $5.20 B (in 2024) to $5.44 B (in 2025), representing a 4.69% year-over-year growth. ... See more

  • Tetra Tech's quarterly revenue was $1.31 B in the quarter ending Jun 2026. The quarterly revenue decreased -$61.26 M from $1.37 B (in Q3: June 2025) to $1.31 B (in Q3: June 2026), representing a -4.47% year-over-year decline.

    • Over the past 10 years (2016 - 2025):
  • The highest annual revenue for Tetra Tech was $5.44 B in fiscal year 2025.
  • The lowest annual revenue was $2.58 B in fiscal year 2016.
  • The average revenue was $3.63 B.

    • Learn more about Tetra Tech's Revenue by Segment and Revenue by Region.

    Check out competitors to Tetra Tech in a side-by-side comparison.

    Explore additional financial metrics for Tetra Tech.


    Definition of Revenue :
  • Revenue is the amount of money generated by a business from sales of its goods or services. Refer to our glossary for more details, examples, and formulas.
    • Continue reading...
... See more

Tetra Tech's Revenue Trend

Last Updated: Jun 28, 2026 |

2025

Tetra Tech's annual revenue was $5.44 B in fiscal year 2025.

Tetra Tech's quarterly revenue was $1.42 B(Q1: Dec 2024), $1.32 B(Q2: Mar 2025), $1.37 B(Q3: Jun 2025), $1.33 B(Q4: Sep 2025) in fiscal year 2025. ... See more

2024

Tetra Tech's annual revenue was $5.20 B in fiscal year 2024.

Tetra Tech's quarterly revenue was $1.23 B(Q1: Dec 2023), $1.25 B(Q2: Mar 2024), $1.34 B(Q3: Jun 2024), $1.37 B(Q4: Sep 2024) in fiscal year 2024.

2023

Tetra Tech's annual revenue was $4.52 B in fiscal year 2023.

Tetra Tech's quarterly revenue was $894.77 M(Q1: Jan 2023), $1.16 B(Q2: Apr 2023), $1.21 B(Q3: Jul 2023), $1.26 B(Q4: Sep 2023) in fiscal year 2023.

2022

Tetra Tech's annual revenue was $3.50 B in fiscal year 2022.

Tetra Tech's quarterly revenue was $858.51 M(Q1: Jan 2022), $852.74 M(Q2: Apr 2022), $890.23 M(Q3: Jul 2022), $902.56 M(Q4: Sep 2022) in fiscal year 2022.

2021

Tetra Tech's annual revenue was $3.21 B in fiscal year 2021.

Tetra Tech's quarterly revenue was $765.10 M(Q1: Dec 2020), $754.76 M(Q2: Mar 2021), $801.63 M(Q3: Jun 2021), $892.01 M(Q4: Sep 2021) in fiscal year 2021.

2020

Tetra Tech's annual revenue was $2.99 B in fiscal year 2020.

Tetra Tech's quarterly revenue was $797.62 M(Q1: Dec 2019), $734.13 M(Q2: Mar 2020), $709.77 M(Q3: Jun 2020), $753.36 M(Q4: Sep 2020) in fiscal year 2020.

2019

Tetra Tech's annual revenue was $3.11 B in fiscal year 2019.

Tetra Tech's quarterly revenue was $717.43 M(Q1: Dec 2018), $722.62 M(Q2: Mar 2019), $825.79 M(Q3: Jun 2019), $841.50 M(Q4: Sep 2019) in fiscal year 2019.

2018

Tetra Tech's annual revenue was $2.96 B in fiscal year 2018.

Tetra Tech's quarterly revenue was $759.75 M(Q1: Dec 2017), $700.26 M(Q2: Apr 2018), $764.80 M(Q3: Jul 2018), $739.34 M(Q4: Sep 2018) in fiscal year 2018.

2017

Tetra Tech's annual revenue was $2.75 B in fiscal year 2017.

Tetra Tech's quarterly revenue was $668.85 M(Q1: Jan 2017), $663.78 M(Q2: Apr 2017), $685.54 M(Q3: Jul 2017), $735.19 M(Q4: Sep 2017) in fiscal year 2017.

2016

Tetra Tech's annual revenue was $2.58 B in fiscal year 2016.

Tetra Tech's quarterly revenue was $560.71 M(Q1: Dec 2015), $627.38 M(Q2: Mar 2016), $666.87 M(Q3: Jun 2016), $728.51 M(Q4: Sep 2016) in fiscal year 2016.

... See more ... See more

Tetra Tech's Revenue (Year-over-Year Change)

2015 0
2016 +12.36
2017 +6.58
2018 +7.66
2019 +4.83
2020 -3.62
2021 +7.30
2022 +9.04
2023 +29.07
2024 +14.95
2025 +4.69
Last Updated: Jun 28, 2026 |

2025

Tetra Techโ€™s annual revenue increased +4.69% during fiscal year 2025 compared to 2024. It represents a growth of $243.91 M from $5.20 B (in 2024) to $5.44 B (in 2025). ... See more

2024

Tetra Techโ€™s annual revenue increased +14.95% during fiscal year 2024 compared to 2023. It represents a growth of $676.13 M from $4.52 B (in 2023) to $5.20 B (in 2024).

2023

Tetra Techโ€™s annual revenue increased +29.07% during fiscal year 2023 compared to 2022. It represents a growth of $1.02 B from $3.50 B (in 2022) to $4.52 B (in 2023).

2022

Tetra Techโ€™s annual revenue increased +9.04% during fiscal year 2022 compared to 2021. It represents a growth of $290.54 M from $3.21 B (in 2021) to $3.50 B (in 2022).

2021

Tetra Techโ€™s annual revenue increased +7.30% during fiscal year 2021 compared to 2020. It represents a growth of $218.62 M from $2.99 B (in 2020) to $3.21 B (in 2021).

2020

Tetra Techโ€™s annual revenue decreased -3.62% during fiscal year 2020 compared to 2019. It represents a decline of $112.46 M from $3.11 B (in 2019) to $2.99 B (in 2020).

2019

Tetra Techโ€™s annual revenue increased +4.83% during fiscal year 2019 compared to 2018. It represents a growth of $143.20 M from $2.96 B (in 2018) to $3.11 B (in 2019).

2018

Tetra Techโ€™s annual revenue increased +7.66% during fiscal year 2018 compared to 2017. It represents a growth of $210.79 M from $2.75 B (in 2017) to $2.96 B (in 2018).

2017

Tetra Techโ€™s annual revenue increased +6.58% during fiscal year 2017 compared to 2016. It represents a growth of $169.89 M from $2.58 B (in 2016) to $2.75 B (in 2017).

2016

Tetra Techโ€™s annual revenue increased +12.36% during fiscal year 2016 compared to 2015. It represents a growth of $284.15 M from $2.30 B (in 2015) to $2.58 B (in 2016).

... See more ... See more

Tetra Tech Revenue History

Sign in to download table

Period Revenue Year-over-Year Change
FY 2025
$5.44 B $243.91 M 4.69%
Q4: Sep 25 $1.33 B -$44.37 M 3.23%
Q3: Jun 25 $1.37 B $25.49 M 1.9%
Q2: Mar 25 $1.32 B $70.50 M 5.63%
Q1: Dec 24 $1.42 B $192.29 M 15.66%
FY 2024
$5.20 B $676.13 M 14.95%
Q4: Sep 24 $1.37 B $113.86 M 9.03%
Q3: Jun 24 $1.34 B $135.38 M 11.2%
Q2: Mar 24 $1.25 B $93.39 M 8.06%
Q1: Dec 23 $1.23 B $333.50 M 37.27%
FY 2023
$4.52 B $1.02 B 29.07%
Q4: Sep 23 $1.26 B $358.05 M 39.67%
Q3: Jul 23 $1.21 B $318.72 M 35.8%
Q2: Apr 23 $1.16 B $305.48 M 35.82%
Q1: Jan 23 $894.77 M $36.26 M 4.22%
FY 2022
$3.50 B $290.54 M 9.04%
Q4: Sep 22 $902.56 M $10.55 M 1.18%
Q3: Jul 22 $890.23 M $88.60 M 11.05%
Q2: Apr 22 $852.74 M $97.98 M 12.98%
Q1: Jan 22 $858.51 M $93.41 M 12.21%
FY 2021
$3.21 B $218.62 M 7.3%
Q4: Sep 21 $892.01 M $138.65 M 18.4%
Q3: Jun 21 $801.63 M $91.86 M 12.94%
Q2: Mar 21 $754.76 M $20.63 M 2.81%
Q1: Dec 20 $765.10 M -$32.52 M 4.08%
FY 2020
$2.99 B -$112.46 M 3.62%
Q4: Sep 20 $753.36 M -$88.14 M 10.47%
Q3: Jun 20 $709.77 M -$116.02 M 14.05%
Q2: Mar 20 $734.13 M $11.51 M 1.59%
Q1: Dec 19 $797.62 M $80.19 M 11.18%
FY 2019
$3.11 B $143.20 M 4.83%
Q4: Sep 19 $841.50 M $102.16 M 13.82%
Q3: Jun 19 $825.79 M $61.00 M 7.98%
Q2: Mar 19 $722.62 M $22.36 M 3.19%
Q1: Dec 18 $717.43 M -$42.32 M 5.57%
FY 2018
$2.96 B $210.79 M 7.66%
Q4: Sep 18 $739.34 M $4.16 M 0.57%
Q3: Jul 18 $764.80 M $79.26 M 11.56%
Q2: Apr 18 $700.26 M $36.48 M 5.5%
Q1: Dec 17 $759.75 M $90.90 M 13.59%
FY 2017
$2.75 B $169.89 M 6.58%
Q4: Sep 17 $735.19 M $6.68 M 0.92%
Q3: Jul 17 $685.54 M $18.67 M 2.8%
Q2: Apr 17 $663.78 M $36.40 M 5.8%
Q1: Jan 17 $668.85 M $108.14 M 19.29%
FY 2016
$2.58 B $284.15 M 12.36%
Q4: Sep 16 $728.51 M $150.11 M 25.95%
Q3: Jun 16 $666.87 M $91.76 M 15.96%
Q2: Mar 16 $627.38 M $62.62 M 11.09%
Q1: Dec 15 $560.71 M -$20.35 M 3.5%
Last Updated: Jun 28, 2026 |
Last updated Jun 28, 2026
Latest quarterly period ended Q3 FY2026 (June 28, 2026)
Latest annual period ended FY 2025 (September 28, 2025)
Data provided by Financial Modeling Prep
Original source Company Forms 10-Q and 10-K filed with the SEC
Methodology Company-reported financial data
Limitations Historical values may change because of company restatements or reclassifications
Links View source filings

Frequently Asked Questions

What is the annual revenue of Tetra Tech?

In fiscal year 2025, Tetra Tech's revenue was $5.44 Billion.

How much did Tetra Tech's revenue change in the last year?

Tetra Tech's revenue increased by +4.69% (+$243.91 Million) in 2025 compared to 2024.

What is Tetra Tech's most recent quarterly revenue?

In the third quarter (Q3) of 2026, Tetra Tech reported a revenue of $1.31 Billion.

What is Tetra Tech's revenue per share (TTM)?

Tetra Tech's revenue per share over the trailing twelve months is $19.64.

What is Tetra Tech's revenue per employee?

In the fiscal year 2025, Tetra Tech's revenue per employee was $217.70 K.

What is the annual net income of Tetra Tech?

In fiscal year 2025, Tetra Tech's net income was $507.29 Million.

What is Tetra Tech's biggest product segment, and what is its revenue?

Commercial/International Services Group is Tetra Tech's biggest product segment, generating $2.84 Billion in revenue for fiscal year 2025.

What is Tetra Tech's net income per employee?

In the fiscal year 2025, Tetra Tech's net income per employee was $20.29 K.

Related

People Also Search For

Submit feedback to Bullfincher