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COP21 Mayor's Summit

Paris, 2015

In conjunction with the 21st Conference of Parties (COP21) in Paris, RA&A planned and executed the largest global gathering of mayors, governors and CEOs affected by international negotiations related to climate change. Co-hosted by Anne Hidalgo, mayor of Paris, and Michael Bloomberg, special envoy for Cities and Climate Change, the summit gave local leaders the opportunity to make their voices heard and to reach legally binding agreement on climate change initiatives.


  • 1,000 mayors, global CEOs, and public figures participated in COP21
  • 600M people globally were represented by over 1,000 leaders