John Tanner

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John Tanner

( Federal,  )

CGCN GROUP, LLC

  • jtanner@cgcn.com

  • 1307 New York Ave., NW Suite 600, Washington, DC, 20005, 

Clients

1) AREVIA POWER

2) CLEARWAY ENERGY GROUP LLC

3) OGLETHORPE POWER CORPORATION

Last Updated: July 21, 2026