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HMS Law Firm

The HMS Law Firm is comprised of a group of passionate, dedicated attorneys who offer litigation services to individuals and businesses throughout Louisiana and the Gulf South.  

Collaborative attorney-client relationships give our firm a strong foundation, and we pride ourselves on delivering thoughtful legal solutions through timely and transparent communication with our clients. 

Our goal is to become your trusted advisor, and provide outstanding value by focusing creatively on the legal issues critical to you and your business. 

HMS is driven by a singular focus on excellence because we recognize that our success as a law firm ultimately depends on client satisfaction. 

HMS Attorneys

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Preston L. Hayes

Preston grew up in the River Parishes. He obtained his undergraduate degree from Southeastern Louisiana University in 2002. He earned his juris doctor degree from Loyola University – New Orleans in 2005.

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Ryan P. Monsour

Mr. Monsour was born and raised in New Orleans. He obtained his undergraduate degree from Boston University with a Bachelor’s in Economics, he returned to New Orleans and attended Loyola University’s College of Law.

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Barry W. Sartin, Jr.

Mr. Sartin was born in New Orleans and grew up in Metairie, Louisiana. He obtained his undergraduate degree from Louisiana State University. He then returned to Metairie and attended Loyola University’s College of Law in New Orleans.  

Of Counsel

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Anya Perrilloux Jones

Experienced litigation attorney in handling matters concerning the Fair Labor Standards Act (FLSA), personal injury, government law, and trial practice.

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