Federal contractor · MILWAUKEE, WI
S3 AERODEFENSE LLC
S3 AERODEFENSE LLC received $28.8M in federal contract obligations in FY2026, on 376 awards (−16% vs FY2025). Since FY2017: $164.2M. Its largest customer was Defense Logistics Agency ($25.7M).
- Obligations · FY2026
- $28.8M
- New awards
- 376
- Sole-source
- 23%
- Single offer
- 41%
- UEI
- NHNBSS7VKTD7
Spending by fiscal year
Obligations per federal fiscal year (October–September).
- 29.4KFY2017
- 12.7MFY2018
- 19.9MFY2019
- 8.7MFY2020
- 15.9MFY2021
- 11MFY2022
- 12.8MFY2023
- 19.9MFY2024
- 34.5MFY2025
- 28.8MFY2026
Top buying agencies
Obligations in FY2026.
- Defense Logistics Agency$25.7M89%343 awards
- U.S. Coast Guard$1.9M6.6%20 awards
- Department of the Air Force$636.8K2.2%2 awards
- Department of the Navy$457K1.6%10 awards
- 1 awards
What was bought · Where the work was performed
Obligations in FY2026.
What was bought
- Weapons, aircraft, ships & vehicles$18.3M63%
- Other equipment & supplies$10.5M36%
- Equipment maintenance$60.4K0.2%
Where the work was performed
- Milwaukee County, WI$20.3M71%
- Orange County, CA$7.1M24%
- Okaloosa County, FL$636.8K2.2%
- Pima County, AZ$498.6K1.7%
- Pickens County, SC$210.9K0.7%
- Morris County, NJ$49.3K0.2%
- Wilson County, NC$21.8K0.1%
Integrity signals
Shares of the year's obligations, next to the country's.
- Low competition63%US 39% · $18.3M
- Sole-source awards23%US 30% · $6.5M
- Single-offer competitions41%US 8.7% · $11.8M
- Urgency justifications0.0%US 5.1% · $0
A signal is a reason to look closer, not evidence of wrongdoing: most sole-source awards are lawful and justified.
Agencies awarding it sole-source contracts
- Department of Defense · 67 awards
- Department of Commerce · 1 awards
- Department of the Navy$91.7KDepartment of Defense · 2 awards
Largest awards
- Defense Logistics Agency· Milwaukee County, WI· Other equipment & supplies· Apr 15, 2026 – May 1, 2026· SPE4A626C0048
- Department of the Air Force· Milwaukee County, WI· Weapons, aircraft, ships & vehicles· Nov 4, 2024 – Jun 2, 2026· FA820625C0001
- Defense Logistics Agency· Milwaukee County, WI· Weapons, aircraft, ships & vehicles· Jan 22, 2026 – Jan 22, 2026· SPE4A726C0050
- Defense Logistics Agency· Milwaukee County, WI· Other equipment & supplies· Mar 11, 2026 – Mar 11, 2026· SPE7M826P1043
- Defense Logistics Agency· Orange County, CA· Weapons, aircraft, ships & vehicles· Dec 17, 2025 – Dec 19, 2025· SPE4A726P4165
- GENERATOR,ALTERNATI$785.7KDepartment of the Navy· Milwaukee County, WI· Other equipment & supplies· Aug 25, 2023 – Dec 22, 2025· N0010423PJD79
- POWER SUPPLIES$636.8KDepartment of the Air Force· Okaloosa County, FL· Weapons, aircraft, ships & vehicles· Jun 11, 2026 – Jun 11, 2026· FA282326P0039
- LIGHT,TAXIING,AIRCR$618.9KDefense Logistics Agency· Milwaukee County, WI· Other equipment & supplies· Aug 4, 2025 – May 13, 2026· SPRPA125PEK36
Subawards
Matched by Unique Entity ID: the first-tier subawards this organization reported as a prime recipient, and those primes reported paying it.
As a prime: who it pays · FY2026
No subawards reported as a prime in FY2026.
As a sub-recipient: who pays it · FY2026
- Sub-contracts: $5.3M (10 subawards)
6 primes
- DEFENSE SYSTEMS AND SOLUTIONS$2.6M48%HUNTSVILLE, AL · 1 subaward
- BOEING COMPANY, THE$1.6M30%LONG BEACH, CA · 5 subawards
- GREENVILLE, TX · 1 subaward
- S & K FEDERAL SERVICES LLC$87.8K1.7%SAINT IGNATIUS, MT · 1 subaward
- LEIDOS, INC.$48.8K0.9%RESTON, VA · 1 subaward
- BELL BOEING JOINT PROJECT OFFICE$40.2K0.8%AMARILLO, TX · 1 subaward
By fiscal year
- FY2021: $0 paid out · $1.1M received
- FY2022: $0 paid out · $217.5K received
- FY2023: $0 paid out · $3.6M received
- FY2024: $0 paid out · $12.3M received
- FY2025: $0 paid out · $16.9M received
- FY2026: $0 paid out · $5.3M received
Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.
Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 9, 2026, loaded Oct 9, 2026 · Subawards loaded from FY2021.
Teaming partners
Companies this company reported paying, primes that reported paying it, from FFATA subaward reports.
Companies it pays
No subawards reported to other companies.
Primes that pay it
11 companies · $39.4M reported
- THE BOEING COMPANY$23.3MSAINT LOUIS, MO · 52 subawards · Aerospace product and parts manufacturing
- HUNTSVILLE, AL · 4 subawards · Aerospace product and parts manufacturing
- V2X AEROSPACE LLC$5.1MMADISON, MS · 7 subawards · Support activities for air transportation
Showing the top 3 of each list. Open the profile for potential partners and the full lists.
Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.
Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 9, 2026, loaded Oct 9, 2026 · Subawards loaded from 2021.
Competitors
Companies that win from the same buyers in the same markets: obligations by agency and industry compared over the last three fiscal years.
Compared on 44 markets (agency × industry), FY2024–FY2026.
- AEROSPACE & COMMERCIAL TECHNOLOGIES, LLC$52.6M−67% in FY2026FORT WORTH, TX · 56% of this company's obligations are in markets they both serveDefense Logistics Agency · Aerospace product and parts manufacturingDefense Logistics Agency · Communications equipment manufacturingDefense Logistics Agency · Navigational, measuring, electromedical, and control instruments manufacturing+1 more
- ONTIC ENGINEERING & MANUFACTURING, INC$94.5M−12% in FY2026CHATSWORTH, CA · 4 entities · 70% of this company's obligations are in markets they both serveDefense Logistics Agency · Aerospace product and parts manufacturingU.S. Coast Guard · Aerospace product and parts manufacturingDefense Logistics Agency · Motor vehicle parts manufacturing+11 more
- LCF SYSTEMS, INC.$47.7M+67% in FY2026SCOTTSDALE, AZ · 51% of this company's obligations are in markets they both serveDefense Logistics Agency · Aerospace product and parts manufacturingDefense Logistics Agency · Semiconductor and other electronic component manufacturingDefense Logistics Agency · Ventilation, heating, air-conditioning, and refrigeration equipment manufacturing+5 more
Showing the top 3 of 25 competitors. Open the profile for the full list.
Who sells to the same buyers in the same markets, not who wins against whom on a given contract. Prime contract obligations by the agency and NAICS code of each award; subawards are never added. A company is a family of legal entities, joined by parent UEI or, in part, by an AI reading of names.
Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 9, 2026, loaded Oct 9, 2026 · FY2024–FY2026.
Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 9, 2026, loaded Oct 9, 2026.