Davis Polk is advising MasterCard in connection with its acquisition of the Payment Gateway Services business of Transaction Network Services. The transaction is expected to close in the fourth quarter of 2014. Terms of the agreement were not disclosed.

MasterCard is a technology company in the global payments industry that operates the world’s fastest payments processing network, connecting consumers, financial institutions, merchants, governments and businesses in more than 210 countries and territories. Transaction Network Services is a leading global provider of data communications and inter-operability solutions.

The Davis Polk corporate team includes partner William H. Aaronson and associates Brian Wolfe and Robert F. Smith. Associates Pritesh P. Shah and Jansen A. S. Thurmer are providing intellectual property advice. Partner Jon Leibowitz and associate Joseph Kniaz are providing data privacy advice. Counsel Stephen M. Pepper is providing antitrust and competition advice. Associate Veronica M. Wissel is providing executive compensation advice. Partner Neil Barr is providing tax advice. Members of the Davis Polk team are based in the New York and Washington DC offices.