Federal Contractor Profile
Sia-stantec LLC
$310M obligated·372 awards·12 agencies·8 NAICS
Federal Contracts
Showing contracts 1–50 of 495 total. Sorted by action date, most recent first. Excludes $0 modifications.
| Date | Agency | PIID | NAICS | Description | Amount |
|---|---|---|---|---|---|
| Apr 8, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2026F0098 | 541620 | VICK 310725 324137 - "STABILIZE TERRACES & GRAVES," AT VICKSBURG NATIONAL MILITARY PARK, IN VICKSBURG, MS; ENGINEERING SERVICES - CONSTRUCTION PHASE SERVICES TASK ORDER | $163K |
| Mar 24, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0076 | 541330 | SCBL 335006 - REHABILITATE SUMMIT ROAD | $250K |
| Mar 20, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2026D0009 | 541330 | NATIONWIDE GENERAL ARCHITECT/ENGINEERING (A/E) PROFESSIONAL SERVICES - MULTIPLE AWARD TASK ORDER CONTRACT, INDEFINITE DELIVERY INDEFINITE QUANTITY (IDIQ) WITH STANTEC | $30K |
| Feb 4, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2026F0059 | 541330 | JELA-318919-DS22-TITLE III, BARATARIA TRAILS | $166K |
| Dec 22, 2025 | Department of DefenseNAVFACSYSCOM ATLANTIC | N4008521F6284 | 541330 | P381 QUICK START PCAS | $7.5M |
| Dec 18, 2025 | Department of DefenseW074 ENDIST SAVANNAH | W912HN25FA026 | 541330 | DESIGN SERVICES FOR BRIDGE U4 REPAIR | $409K |
| Dec 17, 2025 | Department of DefenseW076 ENDIST GALVESTON | W912HY26FA021 | 541330 | IAW FAR CLAUSE 52.216-19 - ORDER LIMITATIONS, THE MINIMUM GUARANTEE IS $2,500.00 FOR EACH MATOC AWARDED | $3K |
| Dec 9, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0211 | 541330 | PETE 310796 ENGINEERING SUPPORT SERVICES | $15K |
| Sep 30, 2025 | Department of DefenseNAVFACSYSCOM MID-ATLANTIC | N4008525F4311 | 541330 | DRY DOCK 4 RENOVATION DESIGN VALIDATION | $139K |
| Sep 30, 2025 | Department of DefenseNAVFACSYSCOM MID-ATLANTIC | N4008523F6587 | 541330 | TASK ORDER FOR PDA - P1045 SUB STORAGE, MAINTENANCE & OPERATIONS FACILITY AT NAVSUBBASE NEW LONDON, CT. | $55K |
| Sep 30, 2025 | Department of DefenseW071 ENDIST PORTLAND | W9127N25FA072 | 541330 | MINIMUM GUARANTEE OF $5,000.00 IN ACCORDANCE WITH THE BASE CONTRACT. | $5K |
| Sep 30, 2025 | Department of DefenseNAVFACSYSCOM MID-ATLANTIC | N4008524F5834 | 541330 | 15%-FINAL DESIGN FOR USCG OPC HOMEPORT PIER | $63K |
| Sep 29, 2025 | Department of StateINTL BOUNDARY WATER COMM US MEX | 191BWC25F0075 | 541330 | ---------- COMMENTS: A DESIGN IS REQUIRED TO REESTABLISH THE DESIGN CAPACITY OF ARROYO COLORADO OF 21,000 CFS. THE CURENT CAPACITY IS ESTIMATED TO BE ABOUT 45% OF DESIGN CAPACITY. HYDRAULIC MODELING INDICATED THAT DREDGING OF THE MAIN CHANNEL TO LOWE | $2.6M |
| Sep 26, 2025 | Department of DefenseW7NE USPFO ACTIVITY MAANG 104 | W50S8125FA015 | 541330 | AE SERVICES FOR 104 FW AVIONICS FACILITY, BUILDING 26, REQUIRES CONSTRUCTION TO REPAIR AND RENOVATE THE BUILDING IN ORDER TO ACCOMMODATE THE REQUIREMENTS ASSOCIATED WITH THE NEW F-35 MISSION. | $708K |
| Sep 25, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0335 | 541330 | ARCH 343133 - RFQ/RFP FOR AE SERVICES SO | $285K |
| Sep 23, 2025 | Department of the InteriorIBC ACQ SVCS DIRECTORATE (00004) | 140D0425P0204 | 541370 | ONHR - MAUI LAND SURVEY | $70K |
| Sep 23, 2025 | Department of Transportation6982AF CENTRAL FEDERAL LANDS DIVISI | 6982AF25F00097N | 541620 | SUMMER 2025 ENVIRONMENTAL CONSULTING SERVICES (MLSCP) | $217K |
| Sep 19, 2025 | Department of DefenseW7NN USPFO ACTIVITY NHANG 157 | W50S8A25FA005 | 541330 | CODE AND CRITERIA REVIEW FOR GROUND FUELS DESIGN. | $27K |
| Sep 18, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0211 | 541330 | PETE 310796 ENGINEERING SUPPORT SERVICES | $10K |
| Sep 18, 2025 | Department of DefenseW074 ENDIST SAVANNAH | W912HN25FA026 | 541330 | DESIGN SERVICES FOR BRIDGE U4 REPAIR | $412K |
| Sep 15, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2024F0374 | 541330 | BRCA 310427 SOUTH BOUND SHUTTLE STOP AND | $28K |
| Sep 9, 2025 | Department of Transportation6982AF CENTRAL FEDERAL LANDS DIVISI | 6982AF25F00088N | 541620 | MATERIALS LABORATORY SPILL CLEANUP PROJECT-2025-2026 GROUNDWATER TREATMENT SYSTEM OPERATIONS AND MAINTENANCE SERVICES | $210K |
| Sep 9, 2025 | Department of StateINTL BOUNDARY WATER COMM US MEX | 191BWC25F0072 | 541330 | ---------- COMMENTS: THE BRIDGE ENGINEERING STUDY IS TO ASSESS THE FEASIBILITY AND COSTS ASSOCIATED WITH ALTERNATIVES TO PLACING A CRANE ON THE ANZALDUAS DAM EXISTING BRIDGE DECK. THE DIMENSIONS AND STRUCTURAL ELEMENTS OF THE BRIDGE DECK DO NOT ALLOW | $1.5M |
| Sep 8, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2024F0262 | 541330 | MORA 326194 - REHAB PARADISE WASTEWATER | $588K |
| Sep 4, 2025 | Department of the InteriorMP-REGIONAL OFFICE | 140R2025F0047 | 541620 | TECHNICAL SUPPORT SERVICES FOR THE LONG-TERM OPERATION OF THE CENTRAL VALLEY PROJECT | $5.1M |
| Sep 3, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0252 | 541330 | KNRI 257081 - TITLE III AE SERVICES | $312K |
| Sep 3, 2025 | Department of DefenseW074 ENDIST SAVANNAH | W912HN25FA018 | 541330 | DESIGN BUILD RFP DEVELOPMENT- REPAIR BLDG 518 | $374K |
| Aug 29, 2025 | General Services AdministrationPBS R7 PROG SUPPORT - CAPITAL AND IDIQ | 47PH0825F0015 | 541620 | ARCHEOLOGICAL SERVICES FOR THE BROWNSVILLE/GATEWAY LAND PORT OF ENTRY (LPOE) MODERNIZATION, BROWNSVILLE, CAMERON COUNTY, TEXAS | $551K |
| Aug 29, 2025 | Department of the InteriorMP-REGIONAL OFFICE | 140R2025F0045 | 541330 | SEISMIC LOADINGS TECHNICAL PEER REVIEW BOARD-CHAIR AND FACILITATOR | $231K |
| Aug 21, 2025 | Department of DefenseNAVFACSYSCOM MID-ATLANTIC | N4008523F6253 | 541330 | ARC FLASH STUDY AND IMPLEMENTATION | $80K |
| Aug 18, 2025 | Department of the InteriorMP-REGIONAL OFFICE | 140R2023F0098 | 541330 | LAHONTAN BASIN AREA OFFICE (LBAO) TAHOE DAM REPLACEMENT FEASIBILITY STUDY | $162K |
| Aug 18, 2025 | Department of DefenseW7NN USPFO ACTIVITY NHANG 157 | W50S8A25FA001 | 541330 | TYPE A AND B SERVICES FOR SMALL ARMS RANGE AT PEASE ANGB | $761K |
| Aug 18, 2025 | Department of DefenseNAVFACSYSCOM MID-ATLANTIC | N4008525F0510 | 541330 | WHARF 16TH ST REPAIRS TO EXISTING WHARF DUE TO LONG TERM DETERIORATION IN SUPPORT OF NISMO BERTHING REQUIREMENTS | $3.3M |
| Aug 15, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2024F0365 | 541330 | GRSM 321788 DESIGN SERVICES | $41K |
| Aug 15, 2025 | Department of DefenseNAVFACSYSCOM ATLANTIC | N6247025F0046 | 541330 | TASK ORDER TO PROVIDE AN INDEPENDENT STRUCTURAL PEER REVIEW. | $205K |
| Aug 15, 2025 | Department of the InteriorMP-REGIONAL OFFICE | 140R2024P0043 | 541690 | THIS PROCUREMENT IS FOR CALSIM 3 DEVELOPMENT SUPPORT. | $500K |
| Aug 14, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0266 | 541330 | NW IDIQ - GENERAL ENGINEERING SERVICES CHOH-326202-LRF- A/E SERVICES PD SD DB RFP | $133K |
| Aug 14, 2025 | Department of the InteriorPWR HONO MABO(82000) | 140P8225F0001 | 541330 | TITLE III SERVICES FOR #250351 | $23K |
| Aug 8, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0211 | 541330 | PETE 310796 ENGINEERING SUPPORT SERVICES | $34K |
| Aug 8, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2024F0431 | 541330 | FIIS 313841 RECONSTRUCT WEST ENTRANCE ROAD CHECKPOINT - DESIGN SERVICES FOR PLANS, SPECIFICATIONS, AND ESTIMATE (PS&E) | $121K |
| Jul 23, 2025 | Department of the InteriorPWR HONO MABO(82000) | 140P8225F0004 | 541330 | PUHE TITLE II DESIGN - REPLACE FIBER OPTIC TELECOMMUNICATIONS LINE FROM HQ TO VC | $63K |
| Jul 22, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2024F0088 | 541330 | JELA 325250 - A/E DESIGN SERVICES FOR SCHEMATIC DESIGN (SD), DESIGN DEVELOPMENT (DD) AND CONSTRUCTION DOCUMENTS (CD) | $626K |
| Jul 21, 2025 | Department of DefenseNAVFACSYSCOM MID-ATLANTIC | N4008522F5082 | 541330 | SUBMARINE PIER 8/REPLACEMENTPRELIMINARY DESIGN OF PIER 8 REPLACEM | $499K |
| Jul 15, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2024F0299 | 541330 | MORA 326194 COMPLIANCE | $79K |
| Jul 14, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0239 | 541330 | YELL 332685 MAMMOTH GARDINER SEWER REPLA | $859K |
| Jul 11, 2025 | Department of DefenseNAVFACSYSCOM MARIANAS | N4019225F0056 | 541330 | WON 1877467 FY25 COASTAL ENGINEERING STUDY OF KILO WHARF, KILO WHARF, NAVAL BASE GUAM REFER TO ATTACHMENT A. | $1.6M |
| Jun 13, 2025 | Department of DefenseW07V ENDIST NEW ORLEANS | W912P824F0116 | 541330 | DESIGN DOCUMENT REPORT FOR MS RIVER AND TRIBUTARIES MORGANZA TO THE GULF OF MEXICO BAYOU TERREBOONE CONTROL STRUCTURE, TERREBONNE, LA | $145K |
| Jun 12, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0188 | 541330 | SAGU 151698- TITLE III VISITOR CENTER PARKING | $147K |
| Jun 11, 2025 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 140P2025F0211 | 541330 | PETE 310796 ENGINEERING SUPPORT SERVICES | $193K |
| Jun 6, 2025 | Department of DefenseW07V ENDIST ROCK ISLAND | W912EK22F0089 | 541330 | NESP 2022 MOORING FACILITIES, MISS RIVER | $7K |
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