Federal Contractor Profile
Sia-stantec LLC
Federal contracting record: $322M obligated across 387 awards from 12 agencies, FY 2016–2026.
$322M
Total Obligated
387
Award Records
12
Agencies Served
8
NAICS Codes
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
Aug 24, 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$205M
63.5% of total obligations
- Department of the Interior$70M
21.7% of total obligations
- Department of Health and Human Services$22M
6.8% of total obligations
- Department of Transportation$9.9M
3.1% of total obligations
- Department of State$6.5M
2.0% of total obligations
- Department of Energy$5.2M
1.6% of total obligations
- Department of Homeland Security$2.0M
0.6% of total obligations
- General Services Administration$1.9M
0.6% of total obligations
- Department of Agriculture$349K
0.1% of total obligations
- Millennium Challenge Corporation$3K
0.0% of total obligations
Top NAICS Activity
- $267M
- $52M
- $3.5M
- $2.0M
- $696K
- $70K
- $0
- -$2.9M
Recent Federal Awards
| Date | Agency | NAICS | Description | Amount |
|---|---|---|---|---|
| Sep 18, 2026 | Department of the InteriorUPPER COLORADO REGIONAL OFFICE | 541330 | CIVIL ENGINEER SUBJECT MATTER EXPERT, B.F. SISK DAM, VALUE ENGINEERING STUDY | $82K |
| Sep 17, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 541330 | NOCA 355001 - ROSS DAM ACCESS ROAD | $1.0M |
| Sep 15, 2026 | Department of the InteriorUPPER COLORADO REGIONAL OFFICE | 541330 | TSC EL VADO TPRB GEOLOGIST | $112K |
| Sep 11, 2026 | Department of the InteriorMP-REGIONAL OFFICE | 541330 | EO 14398 - LAHONTAN BASIN AREA OFFICE (LBAO) STAMPEDE POWER PLANT EXTRAORDINARY MAINTENANCE (XM) PLANNING STUDY | $1.3M |
| Sep 10, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 541330 | GARI 340550 - PAVEMENT AND CULVERT SD- M | $285K |
| Sep 9, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 541330 | YELL 326141 MODULAR HOUSING SOLICITATION PHASE SUPPORT SERVICES | $19K |
| Sep 9, 2026 | Department of AgricultureUSDA-FS, CSA EAST 2 | 541620 | 0802-DBNF-CON-DAM ENVIRONMENTAL SAMPLING FOR MONITORING AND EVALUATION | $12K |
| Aug 24, 2026 | Department of the InteriorDENVER FED CENTER | 541330 | TSS KLAMATH BASIN HYDRO-ECONOMIC V2 | $6K |
| Aug 18, 2026 | Department of the InteriorSER EAST MABO(51000) | 541330 | EO-14398, LAND SURVEY FOR MISP 01-139 | $56K |
| Aug 6, 2026 | Department of the InteriorPWR HONO MABO(82000) | 541330 | REPLACE FAILING SEPTIC TANK & DRAINFIELD SYSTEM AT PARK HEADQUARTERS PMIS #339944 | $153K |
| Aug 5, 2026 | Department of the InteriorUPPER COLORADO REGIONAL OFFICE | 541330 | EO 14398 - TSC EL VADO TPRB CIVIL ENGINEERING | $120K |
| Aug 5, 2026 | Department of Transportation6982AF CENTRAL FEDERAL LANDS DIVISI | 541620 | 2026 SEMIANNUAL SAMPLING EVENTS AND ENVIRONMENTAL CONSULTING SERVICES FOR THE MATERIALS LABORATORY SPILL CLEANUP PROJECT (MLSCP) AT THE DENVER FEDERAL CENTER | $455K |
| Jul 31, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 541330 | SUCR 333890 TITLE III SUPPORT | $211K |
| Jul 24, 2026 | General Services AdministrationPBS R7 PROG SUPPORT - CAPITAL AND IDIQ | 541620 | ARCHEOLOGICAL SERVICES FOR THE BROWNSVILLE/GATEWAY LAND PORT OF ENTRY (LPOE) MODERNIZATION, BROWNSVILLE, CAMERON COUNTY, TEXAS | $179K |
| Jul 23, 2026 | Department of Transportation693JJ3 ACQUISITION AND GRANTS MGT | 541330 | LONG-TERM PAVEMENT PERFORMANCE (LTPP) DATA COLLECTION SERVICES | $1.4M |
| Jul 18, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 541330 | YELL 332685 - GARDINER SEWER PIPELINE DD CD | $1.7M |
| Jul 16, 2026 | Department of Health and Human ServicesHRSA HEADQUARTERS | 541620 | ENVIRONMENTAL HISTORIC PRESERVATION (EHP) REVIEWS OF CONGRESSIONALLY DIRECTED SPENDING PROJECTS - BPHC2 C 7602 | $266K |
| Jul 15, 2026 | Department of Health and Human ServicesHRSA HEADQUARTERS | 541620 | BPHC C 7376 ENVIRONMENTAL HISTORIC PRESERVATION (EHP) PRE AND POST AWARD REVIEWS | $1.9M |
| Jun 30, 2026 | Department of the InteriorDENVER FED CENTER | 541330 | TSS KLAMATH BASIN HYDRO-ECONOMIC V2 | $15K |
| Jun 16, 2026 | Department of DefenseW072 ENDIST HUNTINGTON | 541330 | THE CONTRACTOR SHALL PERFORM SERVICES TO MODIFY THE FINAL DOCUMENTS AND DATA FROM THE PRIOR TASK ORDER TO A NEW FINAL PRODUCT. | $9K |
| Jun 1, 2026 | Department of the InteriorNORTHEAST REGIONAL CONTRACTING | 541330 | STLI USPP FLOATING DOCK TITLE III AND CMR DESIGN | $7K |
| May 29, 2026 | Department of Transportation6982AF CENTRAL FEDERAL LANDS DIVISI | 541620 | FHWA-DFC-MLSCP-FIVE (5)-YEAR REVIEW REPORT | $71K |
| May 27, 2026 | Department of the InteriorDSC CONTRACTING SERVICES DIVISION | 541330 | FIIS 313841 RECONSTRUCT WEST ENTRANCE ROAD CHECKPOINT - DESIGN SERVICES FOR PLANS, SPECIFICATIONS, AND ESTIMATE (PS&E) | $22K |
| May 21, 2026 | Department of DefenseW07V ENDIST NEW ORLEANS | 541330 | ENGINEERING DURING CONSTRUCTION (EDC) FOR THE WSLP 114 PROJECT. | $3.7M |
| May 14, 2026 | Department of the InteriorMP-REGIONAL OFFICE | 541620 | SJRRP LANDOWNER COORDINATION OUTREACH SUPPORT AND LANDS OPERATIONS & MAINTENANCE | $560K |
Want to win work like Sia-stantec LLC?
Their contracts will eventually end — and when they do, the government has to award that work again. Mindy tells you up to a year early, so you can be ready to compete for it.