MSCI vs SUNB Comparison

MSCI has described its mission as enabling investors to build better portfolios for a better world. MSCI's largest and most profitable segment is its index segment, where it provides benchmarking to asset managers and asset owners. MSCI boasts over $18 trillion (as of December 2025) in benchmarked assets, including over $2.3 trillion in ETF assets linked to MSCI indexes. The MSCI analytics segment provides portfolio management and risk management analytics software to asset managers and asset owners. In its sustainability and climate segment, MSCI provides ESG data to the investment industry. In private assets, MSCI provides real restate reporting, market data, benchmarking, and analytics to investors and real estate managers.

Sunbelt Rentals (formerly UK-based Ashtead Group) is the number two equipment rental company in the US (11% market share), with a smaller presence in Canada and the UK. Sunbelt operates a rental fleet of just over $20 billion across a network of 1,200 stores in the US, nearly 135 stores in Canada, and and 190 stores in the UK. The company has experienced rapid growth over the past decade as its customers increasingly turn to rental versus owning equipment outright. The general tool business has been augmented by the Specialty Rental business, which has grown to 30% of the mix. Revenue is now greater than 50% nonconstruction, with the remainder focused more directly on commercial construction.