GLBL Cartesian Growth Corporation

Filed Pursuant to Rule 424(b)(3)

Registration No. 333-269448

PROSPECTUS SUPPLEMENT NO. 2

(to prospectus dated May 30, 2023)

AlTi Global, Inc.

Shares of Class A Common Stock

Warrants to Purchase Class A Common Stock

This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated May 30, 2023, with respect to our Registration Statement on Form S-1 (File No. 333-269448) (as supplemented to date, the “Prospectus”), with the information contained in the attached Current Report on Form 8-K filed by the Company with the Securities and Exchange Commission.

This prospectus supplement updates and supplements the information in the Prospectus and is not complete without, and may not be delivered or utilized except in combination with, the Prospectus, including any amendments or supplements thereto. This prospectus supplement should be read in conjunction with the Prospectus and if there is any inconsistency between the information in the Prospectus and this prospectus supplement, you should rely on the information in this prospectus supplement. Capitalized terms used but not defined in this prospectus supplement will have the meanings given to them in the Prospectus.

Our shares of Class A Common Stock and public warrants are traded on the Nasdaq Capital Market under the symbols “ALTI” and “ALTIW,” respectively. On June 5, 2023, the closing price of the Class A Common Stock was $5.37 per share, and the closing price of the public warrants was $1.35 per warrant.

Investing in our securities involves risks. You should carefully read the discussion in “Risk Factors” beginning on page 7 of the Prospectus and in any applicable prospectus supplement.

Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if the Prospectus or this prospectus supplement is truthful or complete. Any representation to the contrary is a criminal offense.

The date of this prospectus supplement is June 6, 2023.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of report (Date of earliest event reported): May 31, 2023

520 Madison Avenue, 21st Floor

New York, New York 10022

(Address of Principal Executive Offices)

(212) 396-5904

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company  ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐

On June 1, 2023, AlTi Global, Inc. (the “Company”) announced the resignation of Christine Zhao as Chief Financial Officer of the Company. Ms. Zhao’s resignation will become effective on June 15, 2023, and prior to that date she will assist the Company with transition matters.

The Company also announced that Reid Parmelee, the Company’s Global Controller, has been appointed interim Chief Financial Officer. Mr. Parmelee will continue in his current capacity as Global Controller. Mr. Parmelee has served as Global Controller since October 2021. The Company has engaged a global executive search firm and commenced its search for a permanent successor to Ms. Zhao.

A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.