Contractor directory
UEI NHNBSS7VKTD7 · CAGE 4GPC1

s3 Aerodefense LLC

s3 Aerodefense LLC received $30.1M in federal prime contract obligations in the 12 months ending Oct 5, 2026, down 11.8% from $34.2M the year before, and $108.4M since FY2022. Its largest customer is the Department of Defense.

See 6 contracts ending in the next 18 months ↓
Obligations, latest 12 months
$30.1M
down 11.8% vs. $34.2M
Since FY2022
$108.4M
1,595 awards
Awards with activity
402
Latest 12 months
Most recent action
Sep 15, 2026
First seen Oct 1, 2021

Contractor details

Unique Entity ID (UEI)
NHNBSS7VKTD7
CAGE code
4GPC1
Headquarters
Milwaukee, WI
Business size
Other Than Small Business

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
$12.8M
FY2024
$19.9M
FY2025
$34.5M
FY2026
$30.2M

Markets where it ranks top 10

Agency and NAICS markets where this UEI is one of the ten largest primes in the latest 12 months.

Top agencies

Funding agencies ranked by obligations since FY2022.

Funding agencyLatest 12 moSince FY2022
Department of Defense$28.0M$102.3M
Department of Homeland Security$2.0M$5.8M
Department of Commerce$148K$313K

Top NAICS codes

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

NAICSIndustryLatest 12 moSince FY2022
336413Other Aircraft Parts and Auxiliary Equipment Manufacturing$11.2M$41.0M
336412Aircraft Engine and Engine Parts Manufacturing$4.0M$11.9M
336411Aircraft Manufacturing$3.3M$10.7M
336320Motor Vehicle Electrical and Electronic Equipment Manufacturing$1.1M$8.2M
334290Other Communications Equipment Manufacturing$4.0M$7.2M
332999All Other Miscellaneous Fabricated Metal Product Manufacturing$339K$2.6M

What it sells

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

PSCDescriptionSince FY2022
1560Airframe Structural Components$35.4M
1660Aircraft Air Conditioning, Heating, and Pressurizing Equipment$12.1M
6220Electric Vehicular Lights and Fixtures$9.0M
6340Aircraft Alarm and Signal Systems$8.0M
2925Engine Electrical System Components, Aircraft Prime Moving$7.0M
4720Hose and Flexible Tubing$4.3M

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
SPE7L126P1467
Department of Defense
8511735596!PLUG,FUSIBLE
$566KJan 11, 2027
SPE4A626C0048
Department of Defense
8512005437!SENSING ELEMENT,FIR
$2.1MFeb 19, 2027
FA282326P0039
Department of Defense
POWER SUPPLIES
$637KMar 31, 2027
SPE4A725P4647
Department of Defense
8511139938!COMPENSATOR ASSEMBL
$598KMay 13, 2027
SPE4A725P9320
Department of Defense
8511349198!COMPENSATOR ASSEMBLY,AIRCRAFT
$608KJun 4, 2027
SPE7M826P1043
Department of Defense
8511967586!SWITCH,THERMOSTATIC
$854KJun 9, 2027

Recent awards

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

AwardAgencyObligatedAwarded
70Z03826PC0000209
Department of Homeland Security
REPAIR OF ACUTATOR ASSEMBLY FOR USE ON UNITED STATES COAST GUARD AIRCRAFT.
$84KSep 15, 2026
70Z03826PN0000165
Department of Homeland Security
PURCHASE OF LIGHT ASSEMBLY FOR THE HC-27J AIRCRAFT.
$18KSep 9, 2026
70Z03826PC0000202
Department of Homeland Security
PURCHASE OF BUTTERFLY VALVE FOR USE ON UNITED STATES COAST GUARD AIRCRAFT.
$166KSep 3, 2026
70Z03826FR0000133
Department of Homeland Security
OVERHAUL OF GAS ENGINE STARTERS TO BE USED ON USCG MH-60T HELICOPTERS.
$66KAug 25, 2026
70Z03826PR0000314
Department of Homeland Security
OVERHAUL OF THE ALTERNATING CURRENT GENERATORS THAT WILL BE USED ON UNITED STATES COAST GUARD MH-60T HELICOPTERS.
$116KAug 12, 2026
70Z03826PC0000158
Department of Homeland Security
REPAIR OF RUDDER TRIM ACTUATOR FOR USE ON UNITED STATES COAST GUARD AIRCRAFT.
$72KJul 10, 2026
70Z03826PC0000152
Department of Homeland Security
PROCUREMENT FOR REPAIR OF BUTTERFLY VALVES FOR HC-130J AIRCRAFT
$11KJul 8, 2026
SPE4A726PD327
Department of Defense
8512210445!DUCT ASSEMBLY, BLEED
$159KJul 1, 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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