Tenaris S A : 1. Consideration of (i) the Company’s 2022 annual report containing the consolidated management report and related management certifications on the Company’s consolidated financial statements as of and for the year ended 31st December 2022, and on the annual accounts as at 31st December 2022, and the external auditors’ reports on such consolidated financial statements and annual accounts and; (ii) the Company’s 2022 annual sustainability report containing the non-financ

1.

Consideration of (i) the Company's 2022 annual report containing the consolidated management report and related management certifications on the Company's consolidated financial statements as of and for the year ended 31st December 2022, and on the annual accounts as at 31st December 2022, and the external auditors' reports on such consolidated financial statements and annual accounts and; (ii) the Company's 2022 annual sustainability report containing the non-financial statement.

The Meeting resolved to acknowledge (i) the Company's annual report containing the consolidated management report and related management certifications on the Company's consolidated financial statements as of and for the year ended 31^st December 2022, and on the Company's annual accounts as at 31^st December 2022, and the external auditors' reports on such consolidated financial statements and annual accounts; and (ii) the Company's 2022 annual sustainability report containing the non-financial statement.

2.	Approval of the Company's consolidated financial statements as of and for the year ended 31st December 2022.

The Meeting resolved to approve the Company's consolidated financial statements as of and for the year ended 31^st December 2022.

3.	Approval of the Company's annual accounts as at 31st December 2022.

The Meeting resolved to approve the Company's annual accounts as at 31^st December 2022.

4.	Allocation of results and approval of dividend payment for the year ended 31st December 2022.

The Meeting resolved (i) to approve an Annual Dividend of US$0.51 per share (or US$1.02 per ADR), which represents an aggregate sum of approximately US$602 million, it being understood that the Annual Dividend approved pursuant to this resolution includes the Interim Dividend of $0.17 per share ($0.34 per ADS) or approximately $201 million, paid on 23^rd November 2022, out of the Company's retained earnings account; (ii) to authorize the Board of Directors to determine or amend, in its discretion, the terms and conditions of the Dividend Balance so approved, including the applicable record date, (iii) to pay the Dividend Balance so approved, in the amount of US$0.34 per share (or US$0.68 per ADR), in U.S. dollars, representing approximately US$401 million, on 24^th May 2023, out of the Company's retained earnings reserve; and (iv) that the loss of the year ended 31^st December 2022, be absorbed by the Company's retained earnings account.

5.	Discharge of the members of the Board of Directors for the exercise of their mandate throughout the year ended 31st December 2022.

The Meeting resolved to discharge all those who were members of the Board of Directors throughout the year ended 31^st December 2022, from any liability in connection with the management of the Company's affairs during such year.

6.	Election of the members of the Board of Directors.

The Meeting resolved to (i) set the number of members of the Board of Directors in ten; and (ii) re-appoint Mr. Simon Ayat, Mr. Roberto Bonatti, Mr. Carlos Condorelli, Mr. Germán Curá, Ms. María Novales-Flamarique, Mr. Gianfelice Mario Rocca, Mr. Paolo Rocca, Mr. Jaime Serra Puche, Ms. Monica Tiuba and Mr. Guillermo Vogel to the Board of Directors; each to hold office until the next annual general meeting of shareholders that will be convened to decide on the Company's 2023 annual accounts.

7.	Approval of the compensation payable to the members of the Board of Directors for the year ending 31st December 2023.

The Meeting resolved to approve that, as compensation for his/her services during the fiscal year 2023, (i) each of the members of the Board of Directors receive an amount of US$115,000; (ii) each of the members of the Board of Directors who are members of the Audit Committee receive an additional fee of US$55,000; and (iii) the Chairperson of the Audit Committee receive, further, an additional fee of US$10,000.

8.	Approval of the Company's compensation report for the year ended 31st December 2022.

The Meeting resolved to approve the 2022 Compensation Report of the Company, which reports the compensation paid or payable to the members of the Board of Directors and the Company's chief executive officer, for the performance of their duties during the year ended 31^st December 2022.

9.	Appointment of the external auditors for the fiscal year ending 31st December 2023, and approval of their fees.

The Meeting resolved to (i) appoint PricewaterhouseCoopers S.C., Réviseurs d'entreprises agréé, as the Company's external auditors for the fiscal year ending 31^st December 2023, (ii) approve the external auditors' fees for audit, audit-related, tax compliance and tax advisory services, and other permitted non-audit services to be rendered during the fiscal year ending 31^st December 2023, broken-down by billing currency (Argentine Pesos, Brazilian Reais, Euro, Mexican Pesos and U.S. Dollars), up to a maximum amount for each currency equal to ARS421,850,787, BRL623,706, EUR1,882,387, MXN5,523,500, and US$655,286, and (iii) authorize the Audit Committee to approve any increase or reallocation of the external auditors' fees as may be necessary.

10.	Appointment of the external auditors for the fiscal year ending 31st December 2024.

The Meeting resolved to appoint EY, as the Company's external auditors for the fiscal year ending 31^st December 2024.

11.	Authorization to the Board of Directors to cause the distribution of all shareholder communications, including its shareholder meeting and proxy materials and annual reports to shareholders, by such electronic means as is permitted by any applicable laws or regulations.

The Meeting resolved to authorize the Board of Directors to cause the distribution of all shareholder communications, including its shareholder meeting and proxy materials and annual reports to shareholders (either in the form of a separate annual report containing financial statements of the Company and its consolidated subsidiaries or in the form of an annual report on Form 20-F or similar document, as filed with the securities authorities or stock markets) by such electronic means as are permitted or required by any applicable laws or regulations (including any interpretations thereof), including, without limitation, by posting such communication on the Company's website, or by sending electronic communications (e-mails) with attachment(s) in a widely used format or with a hyperlink to the applicable filing by the Company on the website of the above referred authorities or stock markets, or by any other existing or future electronic means of communication as is or may be permitted by any applicable laws or regulations.