Jones Walker LLP

Dionne M Rousseau

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Dionne Rousseau represents public and private companies in M&A transactions and debt and equity securities offerings. She offers ongoing securities, corporate, and corporate governance advice to public companies and their boards.


Dionne has served as lead outside corporate and securities counsel for 12 public companies, and as boardroom lawyer for three of these entities. With more than 25 years of experience handling public and private securities offerings and mergers and acquisitions, Dionne has led client service teams and deal teams for clients across industries including oil and gas services, financial services, real estate, energy exploration and production, marine construction, hard rock mining, death care, distribution, transportation, and technology. Her experience includes IPOs, sales of public and private companies to strategic and financial buyers, financing emergence from Chapter 11 bankruptcy, going private transactions. Dionne's clients include Fortune 500 and OTC Markets companies and domestic and foreign private issuers.

Prior to practicing law, Dionne was an investment banker with PaineWebber (now UBS) in New York City.


University of Chicago, J.D., Order of the Coif;

Recognized in Chambers USA, Corporate/M&A annually since 2005;

Recognized in the Best Lawyers in America annually since 1999;

Recognized as a BTI Client Service All-Star in 2013