01 / Contract Profile
75H70324P00037 Federal Contract Award
Agency code 7527
MANZANITA BAND OF MISSION INDIANS SANITATION FACILITY FEASIBILITY STUDY TO EXTEND THE PERIOD OF PERFORMANCE TO 11/15/2025 DUE TO LIMITED AVAILABILITY OF CONTRACTOR AND TRIBE'S SCHEDULES. CONTRACTOR IS NEARING THE COMPLETION OF FINAL DELIVERAB
02 / Contract Size and Status
What is the recorded size and timing of this contract?
03 / Spending Trend
75H70324P00037 contract spending by fiscal year
Annual net obligations across the complete period available for this agency and PIID, from the first recorded fiscal year through the latest contract action.
| Fiscal year | Net obligations | Actions | Change |
|---|---|---|---|
| FY 2024 | $234.0K | 1 | — |
| FY 2025 | $0 | 3 | −100.0% |
04 / Federal Buyer
Which organization manages this contract?
| Department | Contracting agency | Contracting office |
|---|---|---|
| HEALTH AND HUMAN SERVICES, DEPARTMENT OF | INDIAN HEALTH SERVICE | CALIFORNIA INDIAN HEALTH SERVICE |
05 / Contractor
Who holds this federal contract?
TOWERING HOUSE ENVIRONMENTAL ENGINEERING PC
UEI JEAHEJWL7Y39 · CAGE 9NL99
06 / NAICS Industries
Which industries classify this contract?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| 541330 | ENGINEERING SERVICES | $234.0K | 4 | 100.0% |
07 / Products and Services
What products or services were purchased?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| C1NC | ARCHITECT AND ENGINEERING- CONSTRUCTION: POLLUTION ABATEMENT AND CONTROL FACILITIES | $234.0K | 4 | 100.0% |
08 / Place of Performance
Where is the work recorded?
SACRAMENTO, SACRAMENTO, CALIFORNIA, UNITED STATES
ZIP 958146414
09 / Contract Actions
What modifications and obligations were recorded?
| Signed date | Modification | Obligation | Contracting office | NAICS | PSC |
|---|---|---|---|---|---|
| Oct 6, 2025 | P00003 | $0 | CALIFORNIA INDIAN HEALTH SERVICEOffice code 75H703 | 541330 | C1NC |
| Jul 9, 2025 | P00002 | $0 | CALIFORNIA INDIAN HEALTH SERVICEOffice code 75H703 | 541330 | C1NC |
| Apr 24, 2025 | P00001 | $0 | CALIFORNIA INDIAN HEALTH SERVICEOffice code 75H703 | 541330 | C1NC |
| Jun 28, 2024 | Base action | $234.0K | CALIFORNIA INDIAN HEALTH SERVICEOffice code 75H703 | 541330 | C1NC |
10 / Reading the Contract
How should this award record be interpreted?
Read the PIID as a transaction history, not as a single purchase price. Net obligations combine the base action with later increases, reductions, corrections, and deobligations recorded under the same contract.
Verify the buyer
Agency and office identify who manages the procurement relationship.
Follow modifications
Each action can change funding, scope, dates, or administrative terms.
Compare the market
Use NAICS, PSC, and the contractor profile to identify related buyers and competitors.