Design-21 Projects Limited is part of 3PLEX GROUP and an EASA-approved design organisation providing approval and certification for minor aircraft-interior changes and repairs.
Founded in 2019, the company is an aeronautical engineering firm. The organisation is for local talent in aerospace engineering.
Based on the company’s public LinkedIn information, supplied through RevenueBase.
The company serves airline companies and lessors.
Provides approval and certification for minor changes and repairs specifically to aircraft interiors in the commercial and corporate jet sectors.
Source: LinkedIn company description · Retrieved October 13, 2026
Offers interior solutions to airline companies and lessors.
Source: LinkedIn company description · Retrieved October 13, 2026
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Open the published source list.RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 26, 2026 and September 29, 2026. How the company lists are built.
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