SGMA Sigma Lithium Corporation

Sigma Lithium Resources Corporation ("Sigma" or the "Company") (TSX-V: SGMA), a developer of a hard rock lithium deposit at its Grota do Cirilo property in Brazil, announced today the participation of Ana Cabral-Gardner, Sigma’s Vice-Chairman, in a corporate presentation at the “Deutsche Bank Energy Storage Conference”, focusing on trends in electric vehicle battery technologies and lithium supply globally being held Thursday, November 15, 2018, in New York City. Other corporations scheduled to present at the event include Galaxy Resources and Nemaska Lithium, leading participants in the lithium industry.

About Sigma Lithium Resources Corporation Sigma commissioned its Phase I production plant and has commenced the production of battery grade spodumene concentrate from its high-quality deposits. Sigma is developing a lithium hard rock deposit with exceptional mineralogy at its Grota do Cirilo property in Brazil. Our output of lithium minerals is destined for the fast-growing lithium-ion battery market, which is driven by the increasing demand for electric vehicles and energy storage worldwide.

Sigma’s corporate mission is to execute its strategy while embracing environmental, social, and governance principles. We are on track to become an ultra-high quality spodumene concentrate supplier to the lithium battery industry worldwide. Sigma plans to commence construction of a commercial-scale lithium concentration plant in March 2019. Sigma shareholders include some of the largest ESG (environmental, sustainability, governance) focused institutional investors in the world.

For additional information please contact:Sigma Lithium Resources Corporation / www.sigmalithiumresources.com

Company Contact:Ana Cabral Vice – Chairman Director of Business Development and Investor Relations 55 11 2985-0089 ana.cabral@sigmaca.com

Media Contacts:KCSA Strategic CommunicationsValter Pinto / Scott Eckstein(212) 896-1254Valter@KCSA.com

Forward-Looking StatementsThis news release contains forward-looking statements relating to the objectives of the Company, the potential for increased resources, concentration plant construction and expected production levels, achieving sustainable production and other statements that are not historical facts. Readers are cautioned not to place undue reliance on forward-looking statements, as there can be no assurance that the plans, intentions or expectations upon which they are based will occur. By their nature, forward-looking statements involve numerous assumptions, known and unknown risks and uncertainties, both general and specific, that contribute to the possibility that the predictions, forecasts, projections and other forward-looking statements will not occur, which may cause actual performance and results in future periods to differ materially from any estimates or projections of future performance or results expressed or implied by such forward-looking statements. These assumptions, risks and uncertainties include, among other things: the state of the economy in general and capital markets in particular, and investor interest in the business and future prospects of Sigma.

The forward-looking statements contained in this news release are made as of the date of this news release. Except as required by law, Sigma disclaims any intention and assumes no obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise, except as required by applicable securities law. Additionally, Sigma undertakes no obligation to comment on the expectations of, or statements made, by third parties in respect of the matters discussed above.

The key risks and uncertainties that could cause actual results or the material factors and assumptions applied in preparing forward-looking information to differ materially from predictions, forecasts, projections, expectations or conclusions are discussed in the “Risk Factors” section of Sigma’s Filing Statement dated April 25, 2018.  We caution that the foregoing list is not exhaustive of all possible factors.

For more information on the risks, uncertainties and assumptions that could cause our actual results to differ from current expectations, please refer to our public filings available at www.sedar.com.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this news release.