Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to OR ☐ SHELL COMPANY REPORT PURSUANT TO SECT ...

Exhibit 99.1 FOR IMMEDIATE RELEASE IHS HOLDING LIMITED REPORTS FOURTH QUARTER AND FULL YEAR 2021 FINANCIAL RESULTS CONSOLIDATED HIGHLIGHTS – FOURTH QUARTER 2021 CONSOLIDATED HIGHLIGHTS – FULL YEAR 2021 London, United Kingdom, March 15, 2022. IHS Holding Limited (NYSE: IHS) ("IHS Towers" or the "Company"), one of the largest independent owners, operators and developers of shared telecommunications infrastructure in the world by tower count, today reported financial results for the fourth quarter and full yea ...