01 / Contract Profile
W9128F25PA098 Federal Contract Award
Agency code 2100
CHEYENNE RIVER SIOUX TRIBE CULTURAL RESOURCE MONITORING
02 / Contract Size and Status
What is the recorded size and timing of this contract?
03 / Spending Trend
W9128F25PA098 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 2025 | $89.5K | 1 | — |
| FY 2026 | $0 | 1 | −100.0% |
04 / Federal Buyer
Which organization manages this contract?
| Department | Contracting agency | Contracting office |
|---|---|---|
| DEPT OF DEFENSE | DEPT OF THE ARMY | W071 ENDIST OMAHA |
05 / Contractor
Who holds this federal contract?
CHEYENNE RIVER SIOUX TRIBE
UEI GFJ2F491T6N3 · CAGE 0CD83
06 / NAICS Industries
Which industries classify this contract?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| 921150 | AMERICAN INDIAN AND ALASKA NATIVE TRIBAL GOVERNMENTS | $89.5K | 2 | 100.0% |
07 / Products and Services
What products or services were purchased?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| R799 | SUPPORT- MANAGEMENT: OTHER | $89.5K | 2 | 100.0% |
08 / Place of Performance
Where is the work recorded?
PIERRE, HUGHES, SOUTH DAKOTA, UNITED STATES
ZIP 575013243
09 / Contract Actions
What modifications and obligations were recorded?
| Signed date | Modification | Obligation | Contracting office | NAICS | PSC |
|---|---|---|---|---|---|
| May 14, 2026 | P00001 | $0 | W071 ENDIST OMAHAOffice code W9128F | 921150 | R799 |
| Sep 4, 2025 | Base action | $89.5K | W071 ENDIST OMAHAOffice code W9128F | 921150 | R799 |
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.