Tetra Tech Inc: Ohio Government Payments
as recorded by Ohio: TETRA TECH INC
Tetra Tech Inc is the 872nd-largest recipient of Ohio state government payments tracked by SpendLedger, and ranks 41st in STUDIES AND INSPECTIONS spending. Its payments amount to 0% of everything the Department of Transportation has paid vendors in that span. Payments to it rose 6.8% year over year.
Primary spending category: STUDIES AND INSPECTIONS
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Payments by fiscal year
The payment history
Select a column to see the agencies behind that fiscal year.
4 fiscal years on record. The incoming flows below combine all recorded years.
Fiscal years may be partial; missing years are not zero spending. Negative columns reflect net refunds or corrections. Amounts share a linear scale.
Who pays this supplier?
Select a paying agency to inspect the relationship, then open its profile.
Jan 11, 2022 to Jun 11, 2025 · All recorded fiscal years
Showing 3 of 3 positive agencies in these records.
Flow widths compare the relationships shown. Percentages use the full recorded supplier total for this period: $8,031,579.93. Zero and net-negative relationships are excluded from positive flows.
The relationships at a glance
- Total shown
- $8,031,579.93
- Payments represented
- 333
- Paying agencies shown
- 3
- Largest share of supplier total
- 59.1%
Largest displayed relationship: Department of Transportation. Select a flow to explore its details.
Jan 11, 2022 to Jun 11, 2025 · All recorded fiscal years. Amount and payment count cover the relationships shown; shares use the full supplier total.
Tetra Tech Inc
$8,031,580from the agencies shownTetra Tech Inc
$8,031,580 from the agencies shown
- $4,749,85959.1% of supplier total
- $3,167,40839.4% of supplier total
- $114,3131.4% of supplier total
This is a selection, not a full spending breakdown. Other agencies are not included in the flow. Some recorded agencies have no public profile link. Coverage may be partial. Review the agency table.
Payments by fiscal year and agency
| Fiscal year | Agency | Payments | Total |
|---|---|---|---|
| FY 2025 | Department of Transportation | 77 | $1,249,430 |
| FY 2025 | Department of Natural Resources | 19 | $518,053 |
| FY 2024 | Department of Transportation | 57 | $1,061,412 |
| FY 2024 | Department of Natural Resources | 21 | $587,391 |
| FY 2024 | Environmental Protection Agency | 1 | $6,300 |
| FY 2023 | Department of Transportation | 64 | $1,807,186 |
| FY 2023 | Department of Natural Resources | 19 | $1,039,656 |
| FY 2023 | Environmental Protection Agency | 4 | $108,013 |
| FY 2022 | Department of Natural Resources | 28 | $1,022,308 |
| FY 2022 | Department of Transportation | 43 | $631,830 |
| Total | 333 | $8,031,580 |
What the payments were for
Spending categories exactly as Ohio state government codes them in its own accounting; we do not reclassify.
| Category | Payments | Total | First / last |
|---|---|---|---|
| RECLAIMATION OIL&GAS PROJ | 23 | $549,305 | May 5, 2023 – Jun 9, 2025 |
| STUDIES AND INSPECTIONS | 193 | $4,596,515 | Jan 20, 2022 – Jun 11, 2025 |
| Service based pre-bid expenses | 60 | $2,568,453 | Jan 11, 2022 – Apr 14, 2025 |
| DESIGN & ARCHITECT FEES | 52 | $202,994 | Jan 12, 2022 – Jun 11, 2025 |
| Architect & Engineer Services | 5 | $114,313 | Sep 19, 2022 – Nov 13, 2023 |
Largest payments by fiscal year
The biggest individual payments in each fiscal year, up to 20 per year. Where the source publishes a purchase order behind a payment, the PO description appears; older payments may carry a bare PO reference because the government's published PO files do not reach back that far.
Download this table as CSV (free, with source citation on every row)
FY 2025top 20 of 96 payments$1,767,484
| Date | Agency | Amount | Category | Purchase order |
|---|---|---|---|---|
| Apr 14, 2025 | Department of Natural Resources | $117,871.10 | Service based pre-bid expenses | – |
| Mar 6, 2025 | Department of Transportation | $96,095.70 | STUDIES AND INSPECTIONS | – |
| Mar 6, 2025 | Department of Transportation | $94,112.16 | STUDIES AND INSPECTIONS | – |
| Apr 14, 2025 | Department of Natural Resources | $76,607.90 | Service based pre-bid expenses | – |
| Jan 9, 2025 | Department of Transportation | $73,146.82 | STUDIES AND INSPECTIONS | – |
| Jan 31, 2025 | Department of Transportation | $66,064.79 | STUDIES AND INSPECTIONS | – |
| Oct 30, 2024 | Department of Natural Resources | $57,908.00 | RECLAIMATION OIL&GAS PROJ | – |
| Sep 18, 2024 | Department of Transportation | $55,512.01 | STUDIES AND INSPECTIONS | – |
| Sep 18, 2024 | Department of Transportation | $51,986.01 | STUDIES AND INSPECTIONS | – |
| Jul 25, 2024 | Department of Transportation | $49,465.47 | STUDIES AND INSPECTIONS | – |
| Mar 6, 2025 | Department of Transportation | $45,188.68 | STUDIES AND INSPECTIONS | – |
| Oct 3, 2024 | Department of Natural Resources | $42,184.00 | Service based pre-bid expenses | – |
| Oct 17, 2024 | Department of Transportation | $38,742.00 | STUDIES AND INSPECTIONS | – |
| Jul 26, 2024 | Department of Natural Resources | $35,152.24 | RECLAIMATION OIL&GAS PROJ | – |
| May 20, 2025 | Department of Transportation | $34,242.27 | STUDIES AND INSPECTIONS | – |
| Aug 22, 2024 | Department of Natural Resources | $34,209.00 | RECLAIMATION OIL&GAS PROJ | – |
| Oct 21, 2024 | Department of Transportation | $33,562.97 | STUDIES AND INSPECTIONS | – |
| Jun 11, 2025 | Department of Transportation | $30,393.51 | STUDIES AND INSPECTIONS | – |
| Nov 7, 2024 | Department of Transportation | $30,335.49 | STUDIES AND INSPECTIONS | – |
| Jan 15, 2025 | Department of Transportation | $29,274.18 | STUDIES AND INSPECTIONS | – |
FY 2024top 20 of 79 payments$1,655,103
| Date | Agency | Amount | Category | Purchase order |
|---|---|---|---|---|
| Dec 19, 2023 | Department of Transportation | $107,211.83 | STUDIES AND INSPECTIONS | – |
| Nov 15, 2023 | Department of Natural Resources | $81,373.11 | RECLAIMATION OIL&GAS PROJ | – |
| Jul 24, 2023 | Department of Transportation | $75,311.47 | STUDIES AND INSPECTIONS | – |
| Aug 28, 2023 | Department of Transportation | $71,931.23 | STUDIES AND INSPECTIONS | – |
| Aug 29, 2023 | Department of Natural Resources | $60,706.68 | RECLAIMATION OIL&GAS PROJ | – |
| Oct 26, 2023 | Department of Natural Resources | $58,605.40 | RECLAIMATION OIL&GAS PROJ | – |
| Dec 11, 2023 | Department of Natural Resources | $54,677.20 | Service based pre-bid expenses | – |
| Dec 26, 2023 | Department of Transportation | $51,627.74 | STUDIES AND INSPECTIONS | – |
| May 15, 2024 | Department of Transportation | $50,362.57 | STUDIES AND INSPECTIONS | – |
| Feb 23, 2024 | Department of Transportation | $48,508.58 | STUDIES AND INSPECTIONS | – |
| Aug 25, 2023 | Department of Transportation | $47,988.74 | STUDIES AND INSPECTIONS | – |
| Feb 23, 2024 | Department of Transportation | $47,609.44 | STUDIES AND INSPECTIONS | – |
| Sep 25, 2023 | Department of Natural Resources | $44,784.39 | RECLAIMATION OIL&GAS PROJ | – |
| Jul 24, 2023 | Department of Transportation | $44,043.58 | STUDIES AND INSPECTIONS | – |
| Nov 9, 2023 | Department of Transportation | $42,630.40 | STUDIES AND INSPECTIONS | – |
| Nov 7, 2023 | Department of Transportation | $41,966.06 | STUDIES AND INSPECTIONS | – |
| Mar 29, 2024 | Department of Transportation | $39,424.13 | STUDIES AND INSPECTIONS | – |
| Feb 2, 2024 | Department of Natural Resources | $36,347.01 | Service based pre-bid expenses | – |
| Apr 9, 2024 | Department of Natural Resources | $35,168.90 | Service based pre-bid expenses | – |
| Feb 29, 2024 | Department of Natural Resources | $34,829.36 | Service based pre-bid expenses | – |
FY 2023top 20 of 87 payments$2,954,855
| Date | Agency | Amount | Category | Purchase order |
|---|---|---|---|---|
| Sep 21, 2022 | Department of Natural Resources | $216,710.45 | Service based pre-bid expenses | – |
| Jun 12, 2023 | Department of Natural Resources | $151,875.03 | Service based pre-bid expenses | – |
| Nov 7, 2022 | Department of Transportation | $125,896.06 | STUDIES AND INSPECTIONS | – |
| Mar 24, 2023 | Department of Transportation | $100,464.30 | STUDIES AND INSPECTIONS | – |
| Sep 23, 2022 | Department of Natural Resources | $97,454.59 | Service based pre-bid expenses | – |
| May 22, 2023 | Department of Transportation | $96,475.62 | STUDIES AND INSPECTIONS | – |
| Feb 15, 2023 | Department of Transportation | $94,266.78 | STUDIES AND INSPECTIONS | – |
| Jun 21, 2023 | Department of Transportation | $89,002.36 | STUDIES AND INSPECTIONS | – |
| Jul 28, 2022 | Department of Natural Resources | $86,585.21 | Service based pre-bid expenses | – |
| Sep 2, 2022 | Department of Natural Resources | $78,354.22 | Service based pre-bid expenses | – |
| Mar 6, 2023 | Department of Natural Resources | $77,184.55 | Service based pre-bid expenses | – |
| Jul 22, 2022 | Department of Transportation | $72,281.35 | STUDIES AND INSPECTIONS | – |
| Nov 9, 2022 | Department of Transportation | $70,203.16 | STUDIES AND INSPECTIONS | – |
| Mar 23, 2023 | Department of Transportation | $69,290.60 | STUDIES AND INSPECTIONS | – |
| Sep 12, 2022 | Department of Transportation | $69,236.97 | STUDIES AND INSPECTIONS | – |
| Aug 1, 2022 | Department of Natural Resources | $68,660.65 | Service based pre-bid expenses | – |
| Nov 8, 2022 | Department of Transportation | $60,104.76 | STUDIES AND INSPECTIONS | – |
| Jan 10, 2023 | Department of Transportation | $59,699.63 | STUDIES AND INSPECTIONS | – |
| Jan 17, 2023 | Department of Transportation | $58,452.80 | STUDIES AND INSPECTIONS | – |
| Oct 13, 2022 | Department of Transportation | $56,820.65 | STUDIES AND INSPECTIONS | – |
FY 2022top 20 of 71 payments$1,654,138
| Date | Agency | Amount | Category | Purchase order |
|---|---|---|---|---|
| Jun 9, 2022 | Department of Transportation | $126,257.32 | STUDIES AND INSPECTIONS | – |
| Mar 22, 2022 | Department of Transportation | $125,596.55 | STUDIES AND INSPECTIONS | – |
| May 24, 2022 | Department of Natural Resources | $106,057.00 | Service based pre-bid expenses | – |
| May 5, 2022 | Department of Natural Resources | $91,097.65 | Service based pre-bid expenses | – |
| Jun 7, 2022 | Department of Natural Resources | $87,143.34 | Service based pre-bid expenses | – |
| Jun 7, 2022 | Department of Natural Resources | $86,114.12 | Service based pre-bid expenses | – |
| Feb 3, 2022 | Department of Natural Resources | $73,683.72 | Service based pre-bid expenses | – |
| Feb 23, 2022 | Department of Transportation | $66,414.99 | STUDIES AND INSPECTIONS | – |
| Mar 28, 2022 | Department of Natural Resources | $64,272.39 | Service based pre-bid expenses | – |
| Apr 18, 2022 | Department of Natural Resources | $56,003.69 | Service based pre-bid expenses | – |
| Jan 26, 2022 | Department of Natural Resources | $43,000.00 | Service based pre-bid expenses | – |
| Jun 22, 2022 | Department of Natural Resources | $42,113.10 | Service based pre-bid expenses | – |
| Jan 11, 2022 | Department of Natural Resources | $40,507.45 | Service based pre-bid expenses | – |
| Jan 26, 2022 | Department of Transportation | $39,449.40 | STUDIES AND INSPECTIONS | – |
| Apr 5, 2022 | Department of Natural Resources | $36,000.00 | Service based pre-bid expenses | – |
| Apr 28, 2022 | Department of Transportation | $35,906.88 | STUDIES AND INSPECTIONS | – |
| Apr 5, 2022 | Department of Natural Resources | $35,474.15 | Service based pre-bid expenses | – |
| Apr 15, 2022 | Department of Transportation | $34,856.11 | STUDIES AND INSPECTIONS | – |
| Jan 24, 2022 | Department of Transportation | $32,308.04 | STUDIES AND INSPECTIONS | – |
| Jan 13, 2022 | Department of Natural Resources | $30,678.75 | Service based pre-bid expenses | – |
Recent payments
| Date | Agency | Amount | Category | Method |
|---|---|---|---|---|
| Jun 11, 2025 | Department of Transportation | $30,393.51 | STUDIES AND INSPECTIONS | EFT |
| Jun 11, 2025 | Department of Transportation | $3,038.14 | DESIGN & ARCHITECT FEES | EFT |
| Jun 11, 2025 | Department of Transportation | $22,328.55 | STUDIES AND INSPECTIONS | EFT |
| Jun 10, 2025 | Department of Transportation | $7,440.41 | DESIGN & ARCHITECT FEES | EFT |
| Jun 10, 2025 | Department of Transportation | $7,939.60 | STUDIES AND INSPECTIONS | EFT |
| Jun 10, 2025 | Department of Transportation | $3,683.00 | STUDIES AND INSPECTIONS | EFT |
| Jun 10, 2025 | Department of Transportation | $5,891.02 | DESIGN & ARCHITECT FEES | EFT |
| Jun 10, 2025 | Department of Transportation | $1,077.97 | STUDIES AND INSPECTIONS | EFT |
| Jun 9, 2025 | Department of Natural Resources | $3,323.50 | RECLAIMATION OIL&GAS PROJ | CHK |
| May 28, 2025 | Department of Transportation | $23,780.29 | STUDIES AND INSPECTIONS | EFT |
| May 21, 2025 | Department of Transportation | $4,529.90 | STUDIES AND INSPECTIONS | EFT |
| May 21, 2025 | Department of Transportation | $3,171.50 | DESIGN & ARCHITECT FEES | EFT |
| May 20, 2025 | Department of Transportation | $6,166.73 | STUDIES AND INSPECTIONS | EFT |
| May 20, 2025 | Department of Transportation | $18,956.55 | STUDIES AND INSPECTIONS | EFT |
| May 20, 2025 | Department of Transportation | $34,242.27 | STUDIES AND INSPECTIONS | EFT |
| May 20, 2025 | Department of Transportation | $759.96 | DESIGN & ARCHITECT FEES | EFT |
| May 19, 2025 | Department of Transportation | $7,029.30 | STUDIES AND INSPECTIONS | EFT |
| May 13, 2025 | Department of Natural Resources | $1,543.25 | RECLAIMATION OIL&GAS PROJ | CHK |
| May 5, 2025 | Department of Natural Resources | $4,539.00 | RECLAIMATION OIL&GAS PROJ | CHK |
| Apr 14, 2025 | Department of Transportation | $4,014.20 | STUDIES AND INSPECTIONS | EFT |
| Apr 14, 2025 | Department of Natural Resources | $76,607.90 | Service based pre-bid expenses | EFT |
| Apr 14, 2025 | Department of Natural Resources | $117,871.10 | Service based pre-bid expenses | EFT |
| Mar 28, 2025 | Department of Natural Resources | $6,700.00 | DESIGN & ARCHITECT FEES | CHK |
| Mar 7, 2025 | Department of Transportation | $12,787.50 | STUDIES AND INSPECTIONS | EFT |
| Mar 7, 2025 | Department of Transportation | $22,914.18 | STUDIES AND INSPECTIONS | EFT |
Other vendors serving Department of Transportation
- Shelly & Sands Inc $961,075,146
- Kokosing Construction Co Inc $925,077,598
- Shelly Company $533,732,106
- Debt Service $481,694,071
- John R Jurgensen Co $322,609,598
- Barrett Paving Materials Inc $186,972,364
- Complete General Constr Co $182,951,422
- Great Lakes Construction Co $181,204,432
- Walsh Kokosing Joint Venture II $177,352,541
- Karvo Companies Inc $175,738,785
VerifiedData refreshed Sep 24, 2026 from Ohio Checkbook (checkbook.ohio.gov): 24,768,843 payments on record, Jan 3, 2022 to Jun 26, 2025. How we verify this data