S3 has significant industry experience, market knowledge and technical understanding to meet the expectations of both our customers and the OEMs. Our approach is strategically designed to satisfy these needs and results in personalized solutions for our customers.


Whether flying over rugged mountains, storm-tossed seas, congested cities, sandy deserts, or executing a precision rescue mission in extreme conditions, customers worldwide trust S3 AeroDefense to provide practical, timely, reliable, and cost-effective solutions to maintain aircraft critical mission readiness.

Regardless of where the mission may take them, S3 AeroDefense delivers on an extensive variety of solutions that include aircraft upgrades and modifications, engineering and technical solutions, performance based logistic solutions, managed supply chain solutions and the establishment of organic component level capability solutions.

Aircraft Upgrade and Modification Solutions
Avionics, Structural, and Aircraft System Upgrades
Component Upgrade or Replacement
System-Level Performance Enhancement Solutions
Engineering and Technical Solutions


CEF Industries 8430M4 Exchange Program
Collins Lock Ring Wheel & Carbon Brake System
Collins Electronic Propeller Control System
Collins NP2000 Propeller
Donaldson Inlet Barrier Filter System
Eaton Aerospace F-15 Engine Driven Pump Upgrade
Honeywell H-60 Air Turbine Starter Upgrade
Honeywell Generator Upgrades on C-130, H-60, AH-64
Moog UH-60 Pitch Trim Upgrade
Textron Kingair Special Mission Modifications

One Partner. All Your Solutions.