Jan. 23, 2023
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Legal & Regulatory
2021-2022 Transmission Planning Process: Approved Project Sponsor for the Manning 500kV Substation Project

As an outcome of the 2021-2022 Transmission Planning Process, the California ISO selected LS Power Grid California, LLC as the approved project sponsor to finance, construct, own, operate and maintain the Manning 500kV Substation Project. LS Power Grid California, LLC is a wholly owned subsidiary of LS Power Associates, L.P.


The ISO conducted a comparative analysis of four qualified project sponsors and their applications.  The analysis included assessing the degree that each project sponsor met the selection factors under ISO tariff section 24.5.4 and the qualification criteria under the ISO tariff section


The selection report concluding the competitive solicitation process for this project is available on the 2021-2022 Transmission Planning Process webpage.


More information on the 2021-2022 transmission planning process for this project is available on the process webpage.


Please contact Transmission Competitive Solicitation at with any questions.

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