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Our legacy is built on finding and knowing
the essential.


Henry Varnum Poor publishes an investor’s guide to the U.S. railroad industry.

This guide provides essential insights into the railroad industry and helps investors leverage that intelligence into smart investment decisions.


James H. McGraw purchases the American Journal of Railway Appliances.

The publication keeps people up-to-date with the latest railway industry news and commentaries.


John H. Hill acquires full interest in the publication American Machinist.

A trade magazine focusing on the machinery industry, American Machinist delivers information on changing conditions in machine building.


McGraw and Hill merge their companies.

The two publishing businesses come together to form the McGraw-Hill Publishing Company, Inc.


Standard Statistics Co. begins rating mortgage bonds.

These ratings give investors essential information on the bond market, allowing them to make the right decisions.


Standard Statistics Co. and Poor’s Publishing Co. merge to form Standard & Poor’s.

With this merge, Standard & Poor’s becomes one of the most essential players in the field of financial information services.


McGraw-Hill acquires Warren C. Platt’s publishing venture.

Founded in 1909, this daily market update provided vital information on the price movements and developments in the oil marketplace.


The S&P 500 Stock Index is introduced.

Used as a measure of the general level of stock prices, this essential index allows investors to ground their decisions in research and data.


McGraw-Hill’s celebrated “Man in the Chair” ad first appears.

This legendary ad set the bar for business publication advertising and reinforced the idea that nothing is more essential than getting your name out there.

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Standard & Poor’s is acquired by McGraw-Hill.

With this acquisition, McGraw-Hill is able to bolster its offerings, bringing in the data and analytics that make Standard & Poor’s such a recognized name in the investment world.


McGraw-Hill moves to 1221 Avenue of the Americas.

Still known as the McGraw-Hill Building to this day, the skyscraper was home to the company until 2015.


Standard & Poor’s acquires Capital IQ.

The acquisition of Capital IQ expands Standard & Poor’s already extensive cache of proprietary data and broadens the company’s specialty set.


Standard & Poor’s acquires CRISIL.

As India’s leading ratings, research and risk-advisory company, CRISIL increases the reach of the company and provides an essential global piece of the puzzle.


McGraw Hill Financial launches a joint venture to create S&P Dow Jones Indices.

This venture creates one of the most essential indices in the marketplace, delivering data relied on by millions of investors around the world.


The McGraw-Hill Companies completes the sale of McGraw-Hill Education and is later renamed McGraw Hill Financial.

With the sale, McGraw Hill is able to solidify its focus on the financial services industry.

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McGraw Hill Financial acquires SNL Financial.

This acquisition increases the number of sectors McGraw Hill covers and adds another essential source of intelligence.


McGraw Hill Financial becomes S&P Global.

This rebranding unifies the company’s offerings under one recognizable brand to provide investors with the essential intelligence they need to make decisions with conviction.