

Manuela Demarche Mello
Expertise: Environment and Climate Changes
manuela.demarche@trenchrossi.com
+55 11 3048 6793
OAB SP - Nº
336325
Professional Experience (History and Position/Practice focus inside the firm and Professional Experience)
Manuela Demarche joined the Firm in 2017 and is a Senior Associate of the Environment and Sustainability practice group, with focus on Environmental Law, Sustainability, ESG and Climate Change. Manuela Demarche has a wide breadth of experience in matters related to environmental liability and licensing proceedings – especially regarding mitigating and compensatory measures, intervention by interested third parties, risk mitigation and protected areas – and advises clients in relevant cases to the current Brazilian scenario, comprehending consultations, due diligences, administrative and judicial matters related to environmental regularization (air pollution, effluents, solid waste, contaminated lands), circular economy, implementation of take-back requirements and product life-cycle, biodiversity, crisis management and definition of strategies under broad legal focus.
Awards and Recognitions
Manuela Demarche has been recognized for her work as an outstanding professional – “Associate-to-watch” – in Environmental Law in Brazil, for two consecutive years by the publication Chambers and Partners.
Academic Background
She graduated from Pontifícia Universidade Católica de São Paulo (PUC-SP) with a degree in Law and holds two specialization in Environmental Law from Fundação Getulio Vargas (FGVLaw) and Paulista School of Magistrate (EPM). She is an expert in Sustainable Capitalism & ESG by Berkeley Law Executive Education and is a Master of Laws (LL.M.) in Environmental and Energy Law from Georgetown University Law Center, Washington D.C., USA.
Publications
Co-author of several books/articles, such as:
– “Environmental key risks related to Real Estate Acquisition” published in the book Real Estate Operations: structuring and taxation. 1st edition. São Paulo: Saraiva, 2016;
– “Environmental Licensing in Brazil” published in the book Brazil Infrastructure Law. International Commerce and Arbitration series, v. 20. Netherlands: Eleven International Publishing, 2016;
– “Environmental licensing of waterways that run through Indigenous Lands” published in the book Infrastructure in Environmental Law. 1st edition. São Paulo: Revista dos Tribunais, 2016.
– “Ports undertakings and the conservation units of coastal and marine protection” published in the book Infrastructure in Environmental Law. 1st edition. São Paulo: Revista dos Tribunais, 2016.
Representative matters and clients
– Advising Braskem and Plastivida on the definition of strategies related to circular economy, design thinking, product life-cycle and take-back requirement (EPR schemes) for general packaging, with active participation in the Coalizão Embalagens and representation of the clients in Public Class Actions and administrative procedures related to the theme.
– Assistance in the definition of defense strategy for multinational companies in Public Class Actions filed by the District Attorney’s Office of the State of São Paulo, related to soil and groundwater contamination in the Jurubatuba neighborhood, in São Paulo – SP.
– Advising and general consultancy for companies such as Procter & Gamble, Natura, Tate & Lyle, Braskem, Parker Hannifin and Fortive (Gilbarco Group), in environmental matters, with regard to the licensing of the respective industrial facilities and environmental requirements.
– General advising to PepsiCo and Yamaha on matters related to take-back requirements (EPR schemes) of several products in the companies’ portfolio.
– Advising and consultancy for mining companies in civil investigations initiated by the Public Prosecutor’s and District Attorney’s Offices, related to possible impacts arising from mining activities in the region of Marabá, in the State of Pará, as well as in relation to socio-environmental issues involving traditional quilombola communities and the demarcation of its territory in the Vale do Paraíba region, State of São Paulo.
– Assistance in the definition of defense strategy and representation of multinational companies in cases of collective contamination: Case “Natureza” in Guaramirim, in the State of Santa Catarina and case “CBB/USPAM” in Ulianópolis, in the State of Pará, where she also acts in the coordination of the group of over 50 companies involved.
Related News

Trench Rossi Watanabe is awarded the CESA Gender Equality Seal
Trench Rossi Watanabe has received the CESA Gender Equity Seal in the highest category entitled “Highlight”. This award recognizes law firms that have solid Diversity, Equity and Inclusion initiatives, taking into consideration several fronts, such as internal commitment, strategic planning, communication and participation rate. With a female majority in leadership for years, this recognition reinforces […]

State decree establishing the new take-back requirements system for packaging in Mato Grosso do Sul published
In brief On 17 January 2023, State Decree nº 16,089/2023[1] was published, establishing and updating the take-back requirements system for packaging in the state of Mato Grosso do Sul. In summary, the decree becomes the new regulatory standard on the take-back requirements system for packaging in the state. More details Decree No. 16,089/2023 updates and establishes […]

Published the Federal Decree that establishes the take-back requirements system for glass packaging
In brief On December 22, 2022, the Federal Government published in the Official Gazette Federal Decree No. 11,300/2022, which established the take-back requirements system for glass packaging. In summary, the Decree aims to regulate provisions foreseen by the National Policy for Solid Waste to address rules and procedures on take-back requirements for glass packaging. More details After […]

CETESB´s Board Decision on technical opinions in contaminated areas
In brief On 24 October 2022, CETESB published Board Decision No. 106/2022/P, which establishes the new procedures to be observed within the scope of administrative proceedings for issuing Technical Opinions related to contaminated areas. Further details In sum, the new Board Decision establishes procedures for issuing technical opinions related to: (i) the management of contaminated […]

Public consultation on corporate emissions’ control and Proconve L8
In brief The Brazilian Institute of Environment and Natural Resources (IBAMA) opened a public consultation regarding a new normative that regulates the control of corporate emissions and the management of pollutant emission credits for the Vehicle Emission Control Program’s L8 phase (“Proconve L8“). The public consultation is being done in accordance with CONAMA Resolution No. 492/2018, […]