3S Areas of SpecialtyAs a designated ODA by the Federal Aviation Administration (FAA), 3S specializes in aerospace engineering design, analysis, and certification of aircraft modifications, and issuance STCs. Our clients enjoy far less aircraft down-time and improved project speed to market.
How 3S Can Help
Aircraft Modifications and Integrations
Our team of trained and experienced design engineers can assist in the completion of your project requiring integrated avionics, WiFi, AirText or any other aircraft modification.Design & Analysis
FAA Certification of Equipment Installations
If you need any equipment installed on an aircraft that requires an STC, 3S is your partner in ensuring the most efficient and quickest path to FAA certification.Certification
STCs for Purchase
Are you upgrading or modifying your existing aircraft? 3S is an STC provider. We own and maintain various STCs that are available for purchase.STCs
What Sets 3S Apart…ultimately bring the best value to our customers.
3S is a very agile company focused on customer service. Our parent company, Sierra Nevada Corporation, is privately owned and has a strong financial position with strong working capital, which allows us to make good long-term business decisions that will ultimately bring the best value to our customers.Chris Knaak, Business Development