Exhibit 10.47



Summary of Director Compensation



Set forth below is a summary of the compensation paid by MEMC Electronic Materials, Inc. (the Company) to its
directors.



Fees. Outside directors receive the
following fees for their services on the Board of Directors and its Committees:



| |  |  | $40,000 annual Board retainer
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| |  |  | $10,000 additional retainer for Chairman of the Board
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| |  |  | $10,000 additional retainer for Chairman of the Audit Committee and $5,000 additional retainer for each member of the Audit Committee
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| |  |  | $5,000 additional retainer for Chairman of the Compensation Committee and for Chairman of the Nominating and Corporate Governance Committee
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| |  |  | $1,000 for each Board meeting and each Committee meeting attended
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Equity Compensation. Annual equity compensation is granted as follows:



| |  |  | Upon initial election of the Board, outside directors who are not affiliated with Texas Pacific Group, Leonard Green & Partners and TCW/Crescent Mezzanine Management III
LLC receive a grant of non-qualified stock options to purchase 30,000 shares of MEMC common stock at an exercise price per share equal to the fair market value per share on the date of grant. These options vest ratably over three years. The grant of
these stock options in the initial year of service on the Board is in lieu of the award of restricted stock units (RSUs) described below.
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| |  |  | Each year outside directors are awarded RSUs for shares of our common stock. The RSUs vest ratably over two years. Each year, RSUs are awarded in an amount such that the number of
underlying shares of MEMC common stock has a total value of $60,000 on the date the award is granted. The actual number of RSUs to be awarded shall be determined in increments of 100 RSUs such that the value of common stock underlying the RSUs is as
close to $60,000 as possible.
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