MMindy finds federal opportunities that fit you, daily.Try free →
Home/Contractors/Sia-stantec LLC

Federal Contractor Profile

Sia-stantec LLC

Federal contracting record: $310M obligated across 372 awards from 12 agencies, FY 2016–2026.

$310M
Total Obligated
372
Award Records
12
Agencies Served
8
NAICS Codes
OverviewContractsAgenciesNAICS

Company Profile

Parent UEI (Unique Entity Identifier)

XJC3J1X3A9M7

CAGE Code

1LWL7

Registered Entities (UEIs)

6 under this organization

Address

370 INTERLOCKEN BLVD STE 200, BROOMFIELD, CO, 800218009

First Federal Award

Oct 1, 2015

Most Recent Award

Apr 15, 2026

Federal Sales Analytics

Toggle between trend, agency drilldown, and treemap. Use the period selector to focus the time window.

Hover any bar for YoY change + award count. Current fiscal year shown at reduced opacity (partial year).

Top Federal Agencies

  • Department of Defense

    64.0% of total obligations

    $198M

  • Department of the Interior

    21.5% of total obligations

    $67M

  • Department of Health and Human Services

    6.7% of total obligations

    $21M

  • Department of Transportation

    2.6% of total obligations

    $8.0M

  • Department of State

    2.1% of total obligations

    $6.5M

  • Department of Energy

    1.7% of total obligations

    $5.2M

  • Department of Homeland Security

    0.7% of total obligations

    $2.0M

  • General Services Administration

    0.6% of total obligations

    $1.7M

  • Department of Agriculture

    0.1% of total obligations

    $349K

  • Millennium Challenge Corporation

    0.0% of total obligations

    $3K

Top NAICS Activity

  • 541330

    ENGINEERING SERVICES

    236 awards

    $257M

  • 541620

    ENVIRONMENTAL CONSULTING SERVICES

    116 awards

    $50M

  • 541990

    ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES

    1 awards

    $3.5M

  • 541690

    OTHER SCIENTIFIC AND TECHNICAL CONSULTING SERVICES

    4 awards

    $2.0M

  • 541310

    ARCHITECTURAL SERVICES

    6 awards

    $696K

  • 541370

    SURVEYING AND MAPPING (EXCEPT GEOPHYSICAL) SERVICES

    2 awards

    $70K

  • 531390

    OTHER ACTIVITIES RELATED TO REAL ESTATE

    1 awards

    $0

  • 562910

    REMEDIATION SERVICES

    6 awards

    -$2.9M

Recent Federal Awards

DateAgencyNAICSDescriptionAmount
Apr 8, 2026Department of the InteriorDSC CONTRACTING SERVICES DIVISION541620VICK 310725 324137 - "STABILIZE TERRACES & GRAVES," AT VICKSBURG NATIONAL MILITARY PARK, IN VICKSBURG, MS; ENGINEERING SERVICES - CONSTRUCTION PHASE SERVICES TASK ORDER$163K
Mar 24, 2026Department of the InteriorDSC CONTRACTING SERVICES DIVISION541330SCBL 335006 - REHABILITATE SUMMIT ROAD$250K
Mar 20, 2026Department of the InteriorDSC CONTRACTING SERVICES DIVISION541330NATIONWIDE GENERAL ARCHITECT/ENGINEERING (A/E) PROFESSIONAL SERVICES - MULTIPLE AWARD TASK ORDER CONTRACT, INDEFINITE DELIVERY INDEFINITE QUANTITY (IDIQ) WITH STANTEC$30K
Feb 4, 2026Department of the InteriorDSC CONTRACTING SERVICES DIVISION541330JELA-318919-DS22-TITLE III, BARATARIA TRAILS$166K
Dec 22, 2025Department of DefenseNAVFACSYSCOM ATLANTIC541330P381 QUICK START PCAS$7.5M
Dec 18, 2025Department of DefenseW074 ENDIST SAVANNAH541330DESIGN SERVICES FOR BRIDGE U4 REPAIR$409K
Dec 17, 2025Department of DefenseW076 ENDIST GALVESTON541330IAW FAR CLAUSE 52.216-19 - ORDER LIMITATIONS, THE MINIMUM GUARANTEE IS $2,500.00 FOR EACH MATOC AWARDED$3K
Dec 9, 2025Department of the InteriorDSC CONTRACTING SERVICES DIVISION541330PETE 310796 ENGINEERING SUPPORT SERVICES$15K
Sep 30, 2025Department of DefenseNAVFACSYSCOM MID-ATLANTIC541330TASK ORDER FOR PDA - P1045 SUB STORAGE, MAINTENANCE & OPERATIONS FACILITY AT NAVSUBBASE NEW LONDON, CT.$55K
Sep 30, 2025Department of DefenseW071 ENDIST PORTLAND541330MINIMUM GUARANTEE OF $5,000.00 IN ACCORDANCE WITH THE BASE CONTRACT.$5K
Sep 30, 2025Department of DefenseNAVFACSYSCOM MID-ATLANTIC54133015%-FINAL DESIGN FOR USCG OPC HOMEPORT PIER$63K
Sep 30, 2025Department of DefenseNAVFACSYSCOM MID-ATLANTIC541330DRY DOCK 4 RENOVATION DESIGN VALIDATION$139K
Sep 29, 2025Department of StateINTL BOUNDARY WATER COMM US MEX541330---------- 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, 2025Department of DefenseW7NE USPFO ACTIVITY MAANG 104541330AE 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, 2025Department of the InteriorDSC CONTRACTING SERVICES DIVISION541330ARCH 343133 - RFQ/RFP FOR AE SERVICES SO$285K
Sep 23, 2025Department of the InteriorIBC ACQ SVCS DIRECTORATE (00004)541370ONHR - MAUI LAND SURVEY$70K
Sep 23, 2025Department of Transportation6982AF CENTRAL FEDERAL LANDS DIVISI541620SUMMER 2025 ENVIRONMENTAL CONSULTING SERVICES (MLSCP)$217K
Sep 19, 2025Department of DefenseW7NN USPFO ACTIVITY NHANG 157541330CODE AND CRITERIA REVIEW FOR GROUND FUELS DESIGN.$27K
Sep 18, 2025Department of DefenseW074 ENDIST SAVANNAH541330DESIGN SERVICES FOR BRIDGE U4 REPAIR$412K
Sep 18, 2025Department of the InteriorDSC CONTRACTING SERVICES DIVISION541330PETE 310796 ENGINEERING SUPPORT SERVICES$10K
Sep 15, 2025Department of the InteriorDSC CONTRACTING SERVICES DIVISION541330BRCA 310427 SOUTH BOUND SHUTTLE STOP AND$28K
Sep 9, 2025Department of StateINTL BOUNDARY WATER COMM US MEX541330---------- 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 9, 2025Department of Transportation6982AF CENTRAL FEDERAL LANDS DIVISI541620MATERIALS LABORATORY SPILL CLEANUP PROJECT-2025-2026 GROUNDWATER TREATMENT SYSTEM OPERATIONS AND MAINTENANCE SERVICES$210K
Sep 8, 2025Department of the InteriorDSC CONTRACTING SERVICES DIVISION541330MORA 326194 - REHAB PARADISE WASTEWATER$588K
Sep 4, 2025Department of the InteriorMP-REGIONAL OFFICE541620TECHNICAL SUPPORT SERVICES FOR THE LONG-TERM OPERATION OF THE CENTRAL VALLEY PROJECT$5.1M

Related Contractors

Other companies active in NAICS 541330 — ENGINEERING SERVICES.

Electric Boat Corporation

$9.8B

General Dynamics Corp

$7.6B

Booz Allen Hamilton Holding Corporation

$6.4B

Northrop Grumman Corporation

$5.8B

Lockheed Martin Corp

$4.0B

Rockwell Collins Australia Pty Limited

$3.8B

Wico Limited

$3.6B

Caci International INC

$3.2B

Track Sia-stantec LLC Recompetes Before They Post

Mindy monitors Sia-stantec LLC's active contracts and alerts you 12 months before they expire — so you can position to compete on recompete.

Get Free Recompete Alerts