Contractor directory
UEI YEALHM3X78N9 · CAGE 3S0T3

Stell Environmental Enterprises Inc

Stell Environmental Enterprises Inc received $657K in federal prime contract obligations in the 12 months ending Oct 5, 2026, down 67.7% from $2.0M the year before, and $29.0M since FY2022. Its largest customer is the Department of Defense.

See 3 contracts ending in the next 18 months ↓
Obligations, latest 12 months
$657K
down 67.7% vs. $2.0M
Since FY2022
$29.0M
75 awards
Awards with activity
16
Latest 12 months
Most recent action
Sep 25, 2026
First seen Oct 29, 2021

Contractor details

Unique Entity ID (UEI)
YEALHM3X78N9
CAGE code
3S0T3
Headquarters
Redmond, WA
Business size
Small Business
Socioeconomic status
8(a), SDVOSB, Veteran-owned, WOSB

As recorded on this UEI's most recent prime contract action in USAspending.gov. Confirm current registration and certifications in SAM.gov.

Obligations by fiscal year

Net prime contract obligations by federal fiscal year.

FY2022
$11.0M
FY2023
$7.5M
FY2024
$7.8M
FY2025
$2.0M
FY2026
$657K

Top agencies

Funding agencies ranked by obligations since FY2022.

Funding agencyLatest 12 moSince FY2022
Department of Defense$332K$23.0M
Department of the Interior$325K$2.5M
Department of Agriculture$0$2.2M
Corps of Engineers - Civil Works$0$1.3M
Department of Veterans Affairs$0$30K
Department of Commerce$0$10K

Top NAICS codes

Industry codes agencies recorded on this contractor's awards, since FY2022.

NAICSIndustryLatest 12 moSince FY2022
541330Engineering Services$8K$23.0M
541620Environmental Consulting Services$195K$2.9M
541690Other Scientific and Technical Consulting Services$238K$2.7M
541720Research and Development in the Social Sciences and Humanities$215K$215K
541990All Other Professional, Scientific, and Technical Services$0$152K
541370Surveying and Mapping (except Geophysical) Services$0$34K

What it sells

Product and service codes (PSC) on this contractor's awards, since FY2022.

PSCDescriptionSince FY2022
C211Architect and Engineering- general: Landscaping, Interior Layout, and Designing$17.6M
B503Special Studies/Analysis- Archeological/Paleontological$4.3M
R425Support- professional: Engineering/Technical$3.0M
F999Other Environmental Services$1.7M
C219Architect and Engineering- general: Other$1.1M
R499Support- professional: Other$436K

Contracts ending in the next 18 months

This contractor's largest awards whose current period of performance ends soon. Options and extensions often move these dates.

AwardAgencyObligatedCurrent end
140L4323F0064
Department of the Interior
ARCHAEOLOGICAL INVENTORY FOR HIGH LAKES
$1.1MJun 24, 2027
W9124J23F0021
Department of Defense
AIR PROGRAM SUPPORT SERVICES
$351KJul 24, 2027
W9124J23F0038
Department of Defense
LANDFILL SUPPORT SERVICES
$528KJul 31, 2027

Recent awards

This contractor's newest prime contract awards, most recent first.

AwardAgencyObligatedAwarded
140L3726P0144
Department of the Interior
CRI CLASS III FY2027, COLORADO USWFS - BLM COLORADO RIVER VALLEY FIELD OFFICE
$66KSep 25, 2026
140L3726P0133
Department of the Interior
STANLEY CREEK CULTURAL SURVEY PHASE 2
$86KSep 21, 2026
140L3726P0096
Department of the Interior
LEE FIRE FENCING CLASS III CULTURAL RESOURCE INVENTORY
$52KAug 10, 2026
140L3726P0072
Department of the Interior
BLM-CO PCWR PHASE II CRI
$58KJul 23, 2026
140R4026F0048
Department of the Interior
VEGA WFM CULTURAL RESOURCE SURVEY
$8KJun 5, 2026
W912P926FA131
Department of Defense
CRM TRAINING DEVELOPMENT SUPPORT FOR INSTALLATION MANAGEMENT COMMAND (IMCOM)
$90KJun 4, 2026
W912DW26FA052
Department of Defense
$45M WOMEN-OWNED SMALL BUSINESS (WOSB) INDEFINITE DELIVERY/INDEFINITE QUANTITY (IDIQ) MULTIPLE AWARD TASK ORDER CONTRACT (MATOC) FOR ENVIRONMENTAL CONSULTING SERVICES (ECS) FOR…
$3KApr 6, 2026
W9127N26FA040
Department of Defense
SHLA OCCUPANCY AND ABUNDANCE SURVEYS
$238KMar 12, 2026

Prime contracts (award types A–D) from USAspending.gov through Oct 5, 2026. Subcontracts are not included. Net obligations include deobligations and corrections.

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