GCM Grosvenor to Join Vesper Energy as New Strategic Partner PR Newswire IRVING, Texas, Sept. 13, 2023 IRVING, Texas , Sept. 13, 2023 /PRNewswire/ -- Vesper Energy, a developer, owner, and operator of utility-scale renewable energy assets, announced today that GCM Grosvenor (NASDAQ: GCMG) has committed to invest up to $100 million in Vesper Energy over the next 12 months and acquire a minority ownership stake in the company. GCM Grosvenor, a global alternative asset management solutions...