Mrv Engenharia E Participacoes S.a.BMFBOVESPA: MRVE3

Notice to the Market - Relevant Shareholding Position

· Issued by Mrv Engenharia E Participacoes S.a.

MRV ENGENHARIA E PARTICIPAÇÕES S.A.

Corporate Taxpayers' Id. (CNPJ/MF): 08.343.492/0001-20

Company Registry (NIRE) No.: 31.300.023.907

Publicly Held Company

NOTICE TO THE MARKET

RELEVANT SHAREHOLDING ACQUISITION

Belo Horizonte, August 28th, 2019 - MRV Engenharia e Participações S.A. (B3: MRVE3) ('Company'), pursuant to Article 12 of CVM Instruction 358/02, hereby discloses to the market the following communication from its shareholder, Atmos Capital Gestão de Recursos Ltda.:

Atmos Capital Gestão de Recursos Ltda., enrolled in the register of corporate taxpayers (CNPJ) under number nº. 10.957.035/0001-77, with head office registered in the city of Rio de Janeiro, Av. Afrânio de Melo Franco nº 209, office 602 ("Atmos Capital"), informs that it has reached the total amount of 22,291,378 common shares, which represents 5.02% of the common shares issued by the company.

The shareholder informs that the acquisition mentioned above, is not aimed at changing the control or the administrative structure of the Company.

Ricardo Paixão Pinto Rodrigues

Chief Financial and Investor Relations Officer