Oncor Electric Delivery Company LLC, headquartered in Dallas, is a regulated electricity distribution and transmission busine ... ss that uses superior asset management skills to provide reliable electricity delivery to consumers. Oncor (together with its subsidiaries) operates the largest distribution and transmission system in Texas, delivering power to more than 3.8 million homes and businesses and operating more than 139,000 miles of transmission and distribution lines in Texas. While Oncor is owned by two investors (indirect majority owner, Sempra Energy, and minority owner, Texas Transmission Investment LLC), Oncor is managed by its Board of Directors, which is comprised of a majority of disinterested directors. Visit www.TheWire.Oncor.com for company and industry news, stories and information. read more