Which renowned architecture firm rebranded in 2015, changing their logo from a distinctive orange square with their name to a minimalist black wordmark to reflect their evolution from a 'young upstart' to a global design leader?

The world's most iconic architecture firms have developed distinct brand identities that set them apart in the industry. Their visual languages, design philosophies, and signature elements become instantly recognizable to professionals and enthusiasts alike. Test your knowledge about how these architectural powerhouses have evolved their brand identities over time and what makes them unique in the competitive world of architectural design.

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Bjarke Ingels Group (BIG)
Zaha Hadid Architects
Foster + Partners
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