Williams, Williams Partners Analyst Day Set for May 11

Williams (NYSE: WMB) and Williams Partners (NYSE: WPZ) are scheduled to host their 2017 Analyst Day event on May 11.

During Analyst Day, Williams’ management will give in-depth presentations covering all of the company’s and partnership’s energy infrastructure businesses. This year’s Analyst Day meeting is scheduled from approximately 8:00 a.m. to 2:00 p.m. EDT.

Presentation slides along with a link to the live webcast will be accessible at www.williams.com the morning of May 11. A replay of the 2017 Analyst Day webcast will also be available on the website for at least 90 days following the event.

About Williams & Williams Partners

Williams (NYSE: WMB) is a premier provider of large-scale infrastructure connecting U.S. natural gas and natural gas products to growing demand for cleaner fuel and feedstocks. Headquartered in Tulsa, Okla., Williams owns approximately 74 percent of Williams Partners L.P. (NYSE: WPZ). Williams Partners is an industry-leading, large-cap master limited partnership with operations across the natural gas value chain from gathering, processing and interstate transportation of natural gas and natural gas liquids to petchem production of ethylene, propylene and other olefins. With major positions in top U.S. supply basins, Williams Partners owns and operates more than 33,000 miles of pipelines system wide – including the nation’s largest volume and fastest growing pipeline – providing natural gas for clean-power generation, heating and industrial use. Williams Partners’ operations touch approximately 30 percent of U.S. natural gas. www.williams.com

Portions of this document may constitute “forward-looking statements” as defined by federal law. Although the company believes any such statements are based on reasonable assumptions, there is no assurance that actual outcomes will not be materially different. Any such statements are made in reliance on the “safe harbor” protections provided under the Private Securities Reform Act of 1995. Additional information about issues that could lead to material changes in performance is contained in the company’s annual and quarterly reports filed with the Securities and Exchange Commission.

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WilliamsMedia Contact:Keith Isbell, 918-573-7308orInvestor Contacts:John Porter, 918-573-0797orBrett Krieg, 918-573-4614