CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
Published on February 23, 2007
EXHIBIT 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 2-73997, 2-75629, 2-78133, 2-80841, 2-89659, 33-19952, 33-24595, 33-41602, 333-41343, 333-63709, and 333-111224) of SEI Investments Company of our report dated February 22, 2007 relating to the financial statements, financial statement schedule, managements assessment of the effectiveness of internal control over financial reporting and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.
PricewaterhouseCoopers LLP
Philadelphia, Pennsylvania
February 22, 2007
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