This logo pre-dates the privatisation of the operational business of International Maritime Satellite Organization (INMARSAT), on 15 April 1999 (source). The regulatory unit continued as the International Mobile Satellite Organization (IMSO).
2002–2020[]
Designer:
Unknown
Typography:
Gill Sans Condensed Bold
Launched:
Unknown
The wordmark appears to originate from Inmarsat’s then-parent company, Inmarsat Ventures: the main colours are Pantone 361, Pantone 540 and Pantone 638 (source).
