Mark Weitzel, a partner in Orrick’s San Francisco office, is co-head of the Energy and Infrastructure Group.

Mark has more than 25 years of experience in in the financing, development, acquisition and sale of energy and infrastructure projects and companies. Mark has a finance, tax and corporate background, and focuses on structuring complex equity and debt investments, and negotiating investment, shareholder and joint venture agreements. He has a particular focus on tax and cash equity financing of renewable energy projects, including in the solar and wind space.

Mark has been named by Euromoney as one of the “world’s leading project finance lawyers” and one of the “world’s leading energy and natural resource lawyers.” He has also been selected by Chambers as one of “America’s leading energy lawyers”, described by clients as “a standout.” He is also highlighted in The Best Lawyers in America in the specialty of Project Finance Law.

  • Recent representative transactions include advising the following.
    • A leading residential solar company on the tax equity financing of a portfolio of residential solar projects.
    • A leading private equity fund in the tax equity and debt financing of a portfolio of distributed solar generating facilities.
    • A utility affiliate on the tax equity financing of a portfolio of three large utility scale solar projects in the U.S. Southwest, with a combined value of over $800 million.
    • A large solar IPP developer on the tax equity financing of multiple solar projects in California, including financing a project with a community choice aggregator offtaker.
    • A leading solar development company in the tax equity financing of a $350 million solar photovoltaic generating facility in California, named the North American Renewables Deal of the Year by IJGlobal.
    • A solar development company in raising $480 million in project equity financing for the largest solar thermal energy project in the United States.
    • A global project development company in the sale of three utility-scale solar generating projects.
    • An electric utility as an investor in the tax equity financing of a major wind facility.
    • A major solar energy company in the structured sale of a utility-scale solar project in Texas to an institutional investor.
    • Large institutional parties in the purchase and disposition of two biomass generating facilities with available federal production tax credits.
    • A private equity fund in the development, debt financing, hedge financing, and equity raise for an 869 MW natural gas-fired electric power plant being built in the City of Oregon, Ohio.
    • A private equity fund in the leveraged acquisition of a large renewable energy landfill-gas-to-electricity company owning 17 projects in eight states.
    • A private equity fund in the acquisition of a leading company providing construction and maintenance services on a national basis to the United States electric and gas utility industry.
    • A private equity fund in the acquisition of a controlling interest in a large energy project, and in the investment grade Rule 144A refinancing of the existing debt.
    • A leading power company in the negotiation and sale of preferred equity interests, and the subsequent overall refinancing, of a $400 million gas-fired generation project.
    • A leading strategic and financial party in an investment in a portfolio of geothermal projects located in the western United States.
    • A private equity fund in the acquisition of an interest in a Latin American power project, and the associated financing of the project.
    • A U.K.-based infrastructure development company in the leveraged purchase of an interest in an offshore privatized electrical generation system.

    Mark is a frequent speaker on energy project and infrastructure investments. Some of his most recent speaking engagements have included the following.

    • "Competing in a New Era of Stable Incentives," Infocast (2016)
    • "The California Market: Market Outlook and Analysis," Infocast (2015)
    • “Power Generation Asset Financing,” Infocast (2012)
    • “Tax Equity Monetization Structures,” LSI (2012)
    • “Tax Equity Investments,” Infocast Solar Power Finance & Investment Summit (2011)
    • “Renewable Energy M&A,” Infocast Green Energy M&A Conference (2011)
    • “Renewable Energy Finance,” ACORE Renewable Energy Finance Forum (2010)
    • “Energy Project Finance,” Cleantech Institute (2010)

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