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About Sienar

Systems last decades.
Supply chains change.

Our mission

Keep defense systems supportable when their original parts and suppliers are gone.

Why Sienar

A replacement source is an engineering decision. Finding a supplier is one step; understanding the supporting records, qualification requirements and unresolved questions is the work that follows.

Sienar brings supply-risk signals and supplier records into one place, helping sustainment teams build a case engineers can review.

See how the platform works

Start with
the missing part.

Tell us about the part, the system it supports and what is becoming difficult to source.

Email Sienar david@sienar.app