Welcome to Pusateri, Johnston, Guillot & Greenbaum, LLC

Louisiana Attorneys with a National Presence

Pusateri, Johnston, Guillot & Greenbaum, LLC is a law firm built on reliable, successful advocates with the vision that client service is at the front end of the firm development and sustainability. We are dedicated to helping our clients, from Fortune 500 companies to individuals, achieve their goals. We work tirelessly to find economical and creative solutions to complex legal problems that make sense for each client and situation.

Our Approach

Located in New Orleans, Louisiana, Pusateri, Johnston, Guillot & Greenbaum is highly regarded in the maritime industry, offshore energy industry, and by other law firms in Louisiana. Known particularly for our expertise in maritime and toxic tort defense, we also provide exceptional legal representation in all of our practice areas.

Practice Areas

We pride ourselves on being committed to delivering responsive, cost-effective and sophisticated legal representation through our practice areas and expertise. Our Practice Areas include:


  • Salvador J. Pusateri, Member
  • Robert R. Johnston, Member
  • Gavin H. Guillot, Member
  • Aaron B. Greenbaum, Member
  • Janet W. Marshall, Member
  • Jacques P. DeGruy, Member
  • Kyle A. Khoury, Partner
  • Rowen A. Fricker, Partner
  • Elizabeth B. McIntosh, Associate
  • Constance C. Waguespack