UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16

of the Securities Exchange Act of 1934

For the month of May, 2019

Commission File Number 001-36671

Atento S.A.

(Translation of Registrant’s name into English)

4 rue Lou Hemmer, L-1748 Luxembourg Findel

Grand Duchy of Luxembourg

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F:  ☒            Form 40-F:  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Yes:  ☐            No:  ☒

Note: Regulation S-T Rule 101(b)(1) only permits the submission in paper of a Form 6-K if submitted solely to provide an attached annual report to security holders.

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Yes:  ☐            No:  ☒

Note: Regulation S-T Rule 101(b)(7) only permits the submission in paper of a Form 6-K if submitted to furnish a report or other document that the registrant foreign private issuer must furnish and make public under the laws of the jurisdiction in which the registrant is incorporated, domiciled or legally organized (the registrant’s “home country”), or under the rules of the home country exchange on which the registrant’s securities are traded, as long as the report or other document is not a press release, is not required to be and has not been distributed to the registrant’s security holders, and, if discussing a material event, has already been the subject of a Form 6-K submission or other Commission filing on EDGAR.

Annual General Meeting of Shareholders of the Company

The 2019 Annual General Meeting of Shareholders (the “Annual Meeting”) of Atento S.A. (the “Company”) will be held at 10:00 a.m. Central European Time on May 31, 2018 at the office of Arendt & Medernach SA, 41A avenue JF Kennedy L-2082 Luxembourg. The Convening Notice to the Annual Meeting, the form of proxy to be solicited by the Company, and the notice of the Annual Meeting provided to Company’s shareholders are each attached hereto as Exhibit 99.1, Exhibit 99.2 and Exhibit 99.3, respectively.

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

ATENTO S.A.

/s/ Mauricio Montilha

Mauricio Montilha

Chief Financial Officer

Date: May 1, 2019