Skip to main navigation Top Header Menus Contact Careers Site Map WGL Answers Top WGL Menus ABOUT WGL HOLDINGS NEWS CENTER INVESTOR RELATIONS CORPORATE GOVERNANCE News All Regulatory Approvals Necessary to Close AltaGas Ltd.’s Acquisition of WGL Holdings, Inc. are Complete with Approval of the Public Service Commission of the District of Columbia AltaGas , WGL and the other settling parties notified the DC PSC today that they accepted the Commission’s conditions, clearing the way for the closing of the transaction, Friday, July 6, 2018 WASHINGTON --(BUSINESS WIRE)--Jul. 2, 2018-- WGL Holdings, Inc. (NYSE:WGL) and AltaGas Ltd. Continued Public Notices As of July 6, 2018, WGL Holdings, Inc. common stock was delisted from the New York Stock Exchange and WGL Holdings is now an indirect wholly owned subsidiary of AltaGas Ltd. For all investor relations information related to AltaGas, please visit www.altagas.ca. This site will continue to hold SEC filings for WGL Holdings. Sustainability Our Commitment to Sustainability WGL Sustainability Report 2016-17 - Interactive WGL Sustainability Report 2016-17 - Printable Part 1 | Part 2 | Part 3 Our Sustainability Website ABOUT WGL HOLDINGS, INC. WGL Holdings, Inc. is a public utility holding company and the parent company of Washington Gas, WGL Energy, WGL Midstream and Hampshire Gas. Our calling as a company is to make energy surprisingly easy—for our employees, for our community and for all our customers. WGL is here to provide Energy Answers. Ask Us. Visit WGL CONTACT US To learn more about our company, inquire on WGL Holdings subsidiary offerings or for investor or media questions, please feel free to get in touch with us. Contact Us Footer menus Terms Of Use Privacy Policy Careers Site Map ©2018 WGL Holdings, Inc. All Rights Reserved

CUSTOMER SOLUTIONS WIND POWER Learn More Sustainability is a core value at WGL. We strive to be responsible stewards of the environment, be active members of the communities we serve and provide clean energy solutions to customers. RECENT NEWS VIEW ALL NEWS APRIL 21, 2020 OUR SCIENCE-BASED PLAN TO MEET DC’S CLIMATE GOALS Washington Gas Climate Business Plan cuts emissions in half by 2032; carbon neutral by 2050. Read the Plan | Analysis Behind the Plan Detailed Background Information NOVEMBER 15, 2020 WGL STRONG PROGRESS TOWARD 2025 SUSTAINABILITY TARGETS Washington Gas 72% of the way to carbon neutral fleet & facilities; also reducing emissions intensity of natural gas distribution system. Fleet and Facilities Emissions Summary MAY 15, 2018 WGL SUSTAINABILITY REPORT 2017-18 Modern Energy Economic Opportunities Resilient Infrastructure Sustainable Cities & Communities Interactive PDF AltaGas ESG Report Terms and Conditions | Privacy Policy | Site Map | Contact | WGL Holdings © 2019 WGL Holdings, Inc. All rights reserved.