Exhibit 5.1
[LETTERHEAD OF SIMPSON THACHER & BARTLETT LLP]
March 11, 2019
Alight Inc.
4 Overlook Point
Lincolnshire, Illinois 60069
Ladies and Gentlemen:
We have acted as counsel to Alight Inc., a Delaware corporation (the “Company”), in connection with the Registration Statement on FormS-1 (FileNo. 333-229677) (as amended, the “Registration Statement”) filed by the Company with the Securities and Exchange Commission (the “Commission”) under the Securities Act of 1933, as amended (the “Act”), relating to the issuance by the Company of an aggregate of 36,800,000 shares of Class A Common Stock, par value $0.01 per share (together with any additional shares of such stock that may be issued by the Company pursuant to Rule 462(b) (as prescribed by the Commission pursuant to the Act) in connection with the offering described in the Registration Statement, the “Shares”).
We have examined the Registration Statement and a form of the Amended and Restated Certificate of Incorporation of the Company (the “Amended Certificate”), which has been filed with the Commission as an exhibit to the Registration Statement. In addition, we have examined, and have relied as to matters of fact upon, originals, or duplicates or certified or conformed copies, of such records, agreements, documents and other instruments and such certificates or comparable documents of public officials and of officers and representatives of the Company and have made such other investigations as we have deemed relevant and necessary in connection with the opinions hereinafter set forth.