OpenERISA

Tetra Tech, INC.

Pasadena, CA, 91107

EIN 95-4148514
Plans
6
Total participants
104,458
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
541320
Plan sponsors in CaliforniaProfessional, Scientific & Technical Services

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500501Tetra Tech, INC. Group Benefit Plan7,917
2023Form 5500001Tetra Tech, INC. And Subsidiaries Retirement Plan12,307
2023Form 5500002Tetra Tech, INC. Puerto Rico Retirement Plan111
2023Form 5500501Tetra Tech, INC. Group Benefit Plan7,368
2023Form 5500502Tetra Tech, INC. Group Life, Disability And Vision Plan0
2023Form 5500506Tetra Tech, INC. Flexible Spending Plan0
2023Form 5500507Tetra Tech, INC. Fully Insured Hmo Benefit Plan0
2022Form 5500001Tetra Tech, INC. And Subsidiaries Retirement Plan10,360
2022Form 5500002Tetra Tech, INC. Puerto Rico Retirement Plan17
2022Form 5500501Tetra Tech, INC. Group Benefit Plan6,259
2022Form 5500502Tetra Tech, INC. Group Life, Disability And Vision Plan6,259
2022Form 5500506Tetra Tech, INC. Flexible Spending Plan1,284
2022Form 5500507Tetra Tech, INC. Fully Insured Hmo Benefit Plan5,033
2021Form 5500001Tetra Tech, INC. And Subsidiaries Retirement Plan10,218
2021Form 5500-SF002Tetra Tech, INC. Puerto Rico Retirement Plan17
2021Form 5500501Tetra Tech, INC. Group Benefit Plan6,119
2021Form 5500502Tetra Tech, INC. Group Life, Disability And Vision Plan5,612
2021Form 5500506Tetra Tech, INC. Flexible Spending Plan1,332
2021Form 5500507Tetra Tech, INC. Fully Insured Hmo Benefit Plan1,201
2020Form 5500001Tetra Tech, INC. And Subsidiaries Retirement Plan8,833
2020Form 5500-SF002Tetra Tech, INC. Puerto Rico Retirement Plan18
2020Form 5500501Tetra Tech, INC. Group Benefit Plan5,817
2020Form 5500502Tetra Tech, INC. Group Life, Disability And Vision Plan5,857
2020Form 5500506Tetra Tech, INC. Flexible Spending Plan1,355
2020Form 5500507Tetra Tech, INC. Fully Insured Hmo Benefit Plan1,164

Data shown as filed with the U.S. Department of Labor (EBSA), filing years 2020–2025; not validated by OpenERISA. View official filings for this EIN on the DOL EFAST2 search.

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