industry energy and utilities predecessor energy east and iberdrola usa headquarters new haven connecticut ; new gloucester maine ; rochester new york ; and portland oregon united states area served new york new england services hydroelectric generation electric transmission and distribution natural gas distribution propane air distribution energy services number of employees 7 000 parent iberdrola subsidiaries avangrid renewables berkshire gas central maine power connecticut natural gas cng maine natural gas new york state electric & gas nyseg rochester gas and electric corporation rg & e southern connecticut gas scg and united illuminating ui website www.avangrid.com avangrid formerly energy east and iberdrola usa is an energy services and delivery company . a subsidiary of spanish energy company iberdrola s.a. avangrid serves about 3.1 million customers throughout upstate new york and new england in the united states . 1 contents 1 history 2 subsidiaries 3 see also 4 references 5 external links history edit in 2008 iberdrola usa purchase energy east . 2 in iberdrola renamed the company iberdrola usa . 3 in november 2010 iberdrola usa sold its gas distribution companies in connecticut and massachusetts the southern connecticut gas company connecticut natural gas corporation and the berkshire gas company to uil holdings corporation . in 2012 iberdrola usa sold its energy services companies energetix and nyseg solutions to direct energy . 4 in february 2015 iberdrola usa announced that it had entered into a merger agreement with uil holdings corporation under which uil holdings corporation would merge into a subsidiary of iberdrola usa inc. in december 2015 iberdrola usa finalized its acquisition of uil holdings ... to create a new company avangrid which will be listed on the new york stock exchange as agr . 5 subsidiaries edit avangrid renewables berkshire gas company central maine power cmp supplies power to more than 560 000 people in southern and central maine connecticut natural gas cng new york state electric and gas nyseg supplies power and gas to a large portion of new york state rochester gas and electric rg & e supplies power and gas to customers in the rochester new york area maine natural gas mnp a natural gas company serving customers around augusta and brunswick maine southern connecticut gas scg united illuminating ui see also edit nyseg stadium references edit avangrid about us . www.avangrid.com . retrieved 2016 08 18 . http www.rge.com medialibrary 2 5 content % 20management shared ourcompany pdfs % 20and % 20docs ibdclosing917.pdf adams thomas 2009 12 07 . energy east becomes iberdrola usa . rochester business journal . rochester new york . retrieved 2009 12 07 . direct energy acquires iberdrola usa subsidiaries for 71m 1 external links edit official website central maine power nyseg rochester gas and electric rg & e this article about a united states company or corporation involved in the energy industry is a stub . you can help wikipedia by expanding it . v t e retrieved from https en.wikipedia.org w index.php title avangrid & oldid 740452002 categories energy in new englandpower companies of the united statesnatural gas companies of the united statesunited states energy company stubshidden categories official website different in wikidata and wikipediaall stub articles navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 21 september 2016 at 04 35 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view