01 / Contract Profile
W911S621C0003 Federal Contract Award
Agency code 2100
CENTRAL HAZARDOUS WASTE SUPPORT SERVICES
02 / Contract Size and Status
What is the recorded size and timing of this contract?
03 / Spending Trend
W911S621C0003 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$1.08M
FY 2026Net obligationsComplete recorded range
| Fiscal year | Net obligations | Actions | Change |
|---|---|---|---|
| FY 2021 | $852.6K | 4 | — |
| FY 2022 | $1.99M | 8 | +133.1% |
| FY 2023 | $2.52M | 7 | +26.8% |
| FY 2024 | $2.17M | 10 | −13.9% |
| FY 2025 | $2.45M | 12 | +13.1% |
| FY 2026 | $1.08M | 4 | −56.1% |
04 / Federal Buyer
Which organization manages this contract?
| Department | Contracting agency | Contracting office |
|---|---|---|
| DEPT OF DEFENSE | DEPT OF THE ARMY | W6QM MICC-DUGWAY PROV GRD |
05 / Contractor
Who holds this federal contract?
MELLOR ENGINEERING, INC.
UEI DR8UC9G29CN4 · CAGE 05DF3
06 / NAICS Industries
Which industries classify this contract?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| 562112 | HAZARDOUS WASTE COLLECTION | $11.06M | 45 | 100.0% |
07 / Products and Services
What products or services were purchased?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| F108 | ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL REMEDIATION | $11.06M | 45 | 100.0% |
08 / Place of Performance
Where is the work recorded?
DUGWAY, TOOELE, UTAH, UNITED STATES
ZIP 840225000
09 / Contract Actions
What modifications and obligations were recorded?
| Signed date | Modification | Obligation | Contracting office | NAICS | PSC |
|---|---|---|---|---|---|
| Apr 30, 2026 | P00044 | $515.5K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Mar 18, 2026 | P00043 | $187.4K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Feb 18, 2026 | P00042 | $187.4K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Jan 26, 2026 | P00041 | $187.4K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Nov 19, 2025 | P00040 | $46.9K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Nov 18, 2025 | P00039 | $562.3K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Nov 17, 2025 | P00038 | $46.9K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Oct 31, 2025 | P00037 | $46.9K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Oct 29, 2025 | P00036 | $93.7K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Oct 27, 2025 | P00035 | $0 | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Sep 8, 2025 | P00034 | $0 | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Jul 15, 2025 | P00033 | $0 | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Jul 15, 2025 | P00032 | $558.2K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Jun 11, 2025 | P00031 | $183.3K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
| Mar 20, 2025 | P00030 | $550.0K | W6QM MICC-DUGWAY PROV GRDOffice code W911S6 | 562112 | F108 |
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.