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Who holds what · as the FAA records the name

Shannon Engineering

Named as the FAA publishes it on its approvals.

Holds 3 approved modifications, most of them for the Douglas DC-8. FAA spelling: Shannon Engineering.

Approved modifications 3 · newest first

Douglas DC-8 1Cessna 421 Golden Eagle 1Boeing 707 1
1992-03-31SA5670NM · Installation of a 25-degree landing flap warning select switch. · DC-8-61
1989-11-02SA4782NM · Installation of engine hush kits. (707-300B ADVANCED) · 707-300B Series, 707-300C Series
1988-07-05SA4333NM · This STC approves the use of the King KFC200 Flight Control System with the Pratt and Whitney PT6-135 Turbine... · 421C

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.