The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Westjet

Named as the FAA publishes it on its approvals.

Holds 3 approved modifications, most of them for the Boeing 737. FAA spelling: WestJet.

Approved modifications 3 · newest first

Boeing 737 3
2021-12-07ST04688NY · Installation of Driessen G3 galley · 737-700 Series
2021-12-07ST04686NY · Cabin Interior Standardization Mods · 737-700 Series, 737-700C Series
2021-12-07ST04687NY · Installation of Galley 1 Stowage Container and G4b Stowage Compartment · 737-700 Series, 737-700C Series

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.