Davis Polk is advising Emerson Electric Co. on its $1.6 billion acquisition of Open Systems International, Inc.

Emerson, headquartered in St. Louis, Missouri, is a global technology and engineering company providing innovative solutions for customers in industrial, commercial and residential markets. Open Systems International, headquartered in Minnesota, is an industry leader in operations technology solutions and provides software to utility companies in the electric generation, transmission, distribution and renewables industries.

The Davis Polk corporate team includes partner Marc O. Williams and associate Soo Lim. Partner Michael Mollerus and associate Joshua J. Micelotta are providing tax advice. The executive compensation team includes partner Jeffrey P. Crandall and associate Travis Triano. The real estate team includes counsel Susan D. Kennedy. The intellectual property and technology transactions team includes partner Pritesh P. Shah. Partner Ronan P. Harty and counsel Mary K. Marks are providing antitrust and competition advice. All members of the Davis Polk team are based in the New York office.