International Society of Primerus Law Firms
Margaret "Peggy"  Welsh
Practice Areas:

Baton Rouge Attorney
Margaret "Peggy" Welsh

Phone: 225.329.2800


Languages: English

Peggy Welsh has experience in a wide variety of transactional matters, including acquisitions and sales, finance, corporate governance and real estate. She advises clients in every stage of corporate transactions, representing both buyers and sellers in a variety of industries. She routinely drafts and negotiates purchase and sale agreements, credit agreements, leases, mortgages and transition service agreements. Peggy also assists numerous companies with their general corporate matters, including entity formation, corporate restructurings and general corporate governance. In addition, she has experience in state and federal regulatory matters, particularly with BOEM and BSEE. Peggy serves as the Assistant Chair of the Commercial Transactions section of the Firm.

Before joining Gordon Arata Montgomery Barnett, Peggy worked as a corporate associate in New York at a London-based firm where she routinely handled the negotiation and drafting of shareholders, license, merger, joint venture, restructuring and asset and share purchase and sale agreements. She advised on New York law matters for the 2013 Global M&A Deal of the Year, Chile (the American Lawyer’s Global Legal Awards) representing Mitsubishi Corporation in its multi-billion dollar investment in a new partnership.

In law school, Peggy served as a Managing Editor of the Tulane Law Review. She was also inducted into the Order of the Coif and received a Dean’s Scholarship. Before attending law school, Peggy taught math and science at a public New Orleans high school. After graduating law school, she founded the education advocacy program of the Louisiana Center for Children’s Rights, a nonprofit organization that advocates for law and policy reform to build a juvenile justice system that is fair, compassionate and supportive of positive youth development.


  • Bankruptcy, Restructuring and Creditors’ Rights
  • Oil, Gas and Energy Regulatory
  • Oil, Gas and Energy Transactions
  • Real Estate and Commercial Leasing
  • Pipeline, Storage and Transmission
  • Oilfield Service Company Transactions and Litigation
  • Business Transactions and Entity Formation and Governance
  • Commercial Financing and Secured Transactions
  • Mergers, Acquisitions and Divestitures
  • Banking


  • Banking
  • Energy and Natural Resources
  • Industrial, Chemical and Manufacturing
  • Real Estate


  • Louisiana
  • Texas
  • U.S. District Court, Eastern District of LA
  • New York


  • Tulane University, J.D. magna cum laude 2009
  • Brown University, B.S. Geology/Physics, Mathematics, Honors 2002


  • Propeller: A Force for Social Innovation, Board Member
  • Louisiana State Bar Association, Member
  • Professional Landmen’s Association of New Orleans (PLANO), Member
  • Women’s Energy Network, Member (current) and Membership Director (2016 – 2017)


  • Bryan Bell Metropolitan Leadership Forum Participant (2019)
  • New Orleans CityBusiness Leadership in Law Award (2019)
  • Louisiana Super Lawyers, Rising Stars (2019-2020)


  • Purchase and Sale Agreements, Presenter, 66th Annual Mineral Law Institute, LSU Paul M. Hebert Law Center, March 2019
  • Comprehensive Revision of Louisiana Corporate Law, Drill Deeper Blog, December 2014
  • The EBRD’s Legal and Regulatory Assessment – What Limits Development of Local Capital Markets, Law and Financial Markets Review Vol. 6(3), May 2012

Contact This Firm

Gordon Arata Montgomery Barnett

301 Main Street
Suite 1170
Baton Rouge, LA 70801
United States

Law Firm Contact: John Y. Pearce, Michael E. Botnick

Tel: 225.329.2800

Fax: 225.329.2850



Member Since: 2009

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