01 / Contract Profile
1333ND18PNB100302 Federal Contract Award
Agency code 1341
SIMULTANEOUS AUDIO INTERPRETATION SERVICE
02 / Contract Size and Status
What is the recorded size and timing of this contract?
03 / Spending Trend
1333ND18PNB100302 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.
Latest fiscal year obligations-$763
FY 2025Net obligationsComplete recorded range
| Fiscal year | Net obligations | Actions | Change |
|---|---|---|---|
| FY 2018 | $29.2K | 1 | — |
| FY 2025 | -$763 | 1 | −102.6% |
04 / Federal Buyer
Which organization manages this contract?
| Department | Contracting agency | Contracting office |
|---|---|---|
| COMMERCE, DEPARTMENT OF | NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY | DEPT OF COMMERCE NIST |
05 / Contractor
Who holds this federal contract?
CHANG-CASTILLO AND ASSOCIATES, LLC
UEI F3HCLJHNENL3 · CAGE 5M9S1
06 / NAICS Industries
Which industries classify this contract?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| 541930 | TRANSLATION AND INTERPRETATION SERVICES | $28.4K | 2 | 100.0% |
07 / Products and Services
What products or services were purchased?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| R701 | SUPPORT- MANAGEMENT: ADVERTISING | $28.4K | 2 | 100.0% |
08 / Place of Performance
Where is the work recorded?
SAN FRANCISCO, SAN FRANCISCO, CALIFORNIA, UNITED STATES
ZIP 941023200
09 / Contract Actions
What modifications and obligations were recorded?
| Signed date | Modification | Obligation | Contracting office | NAICS | PSC |
|---|---|---|---|---|---|
| Apr 9, 2025 | P25001 | -$763 | DEPT OF COMMERCE NISTOffice code 1333ND | 541930 | R701 |
| Aug 22, 2018 | Base action | $29.2K | DEPT OF COMMERCE NISTOffice code 1333ND | 541930 | R701 |
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.