SPGI vs CEG Comparison

S&P Global provides data and benchmarks to capital and commodity market participants. Its ratings business is the largest credit rating agency in the world and S&P's largest segment by profitability. S&P's largest segment by revenue is market intelligence, which provides desktop, data and advisory solutions, enterprise solutions, and credit/risk solutions mostly in the financial-services industry. S&P's other segments include energy (formerly commodity insights, this segment includes Platts and other data) and indexes. S&P spun off Mobility Global (Carfax and other auto data) on July 1, 2026.

Constellation Energy Corp producer of carbon-free energy and a supplier of energy products and services. The company offers generating capacity that includes nuclear, wind, solar, natural gas, and hydroelectric assets. It sells electricity, natural gas, and other energy-related products and sustainable solutions to various types of customers, including distribution utilities, municipalities, cooperatives, and commercial, industrial, public sector, and residential customers in markets across multiple geographic regions. Its operating segments and reporting units are Mid-Atlantic, Midwest, New York, ERCOT, and Other Power Regions.