GCM Grosvenor, a global investment and advisory firm, agreed to acquire a majority stake in Horizon Telecom, a provider of advanced broadband services intended to serve the residents and businesses. GCM Grosvenor will invest through its Labor Impact Strategy and joins the existing investor group led by Novacap. Financial terms were not disclosed. "GCM Grosvenor is excited to announce this investment in Horizon, a growing and well-positioned communications infrastructure provider with what we consider a significant competitive advantage in its region from both a cost and time-to-market perspective," Matthew Rinklin, GCM Grosvenor Managing Director.