About LGP

We leverage diversity of expertise and depth of experience to relentlessly advocate on behalf of our clients’ business, transactional and litigation needs. Client Partnerships Defined by Access, Communication, and Trust We at Liebler, more...

Real Estate & Real Estate Finance

Liebler, Gonzalez & Portuondo’s Real Estate practice group provides a broad spectrum of legal services across virtually all real estate sectors and serves its investor and institutional clients in the core real estate more...

Premises Liability

From Fortune 500 companies to municipal institutions, Liebler, Gonzalez & Portuondo represents clients in premises liability actions arising out of business operations. The successful defense of these claims often turns on early identification more...

Corporate & Business Litigation

Our corporate and business practice provides a broad range of legal services for every legal need that arises during the life cycle of a business. From selecting the appropriate type of entity to more...

Giselle Mammana

Ms. Giselle Mammana is a Partner of the Firm and a member of the Litigation Department. Ms. Mammana joined the Firm in 2011. Prior to joining the Firm, Ms. Mammana practiced in the area of complex insurance liability involving construction, medical malpractice, coverage, product liability and premise liability.

In addition, Ms. Mammana was a law clerk for the Eighth Judicial Circuit in Florida.

Ms. Mammana was awarded the Best Brief Award in the University of Florida Intramural Moot Court Competition and the Regional Best Brief Award in the American Bar Ass’n National Appellate Advocacy Competition. She participates in local mentoring programs and performs pro bono legal services to indigent individuals involved in personal injury litigation.

Practice Areas:
Commercial Litigation, Consumer Retail Banking & Financial Services Litigation, Corporate & Business, Insurance Litigation, Premises Liability
University of Florida College of Law, J.D., 2008.
Northwestern University, Medill School of Journalism, B.S. & B.A., 2004.
Bar and Court Admissions:
Florida, 2008
Eleventh Circuit Court of Appeals, 2009
U.S. District Court, Southern District of Florida, 2008
U.S. District Court, Middle District of Florida, 2008
U.S. District Court, Northern District of Florida, 2009
Professional Memberships and Community Involvement:
Miami-Dade County Bar Association
Miami-Dade Justice Association
Florida Association for Women Lawyers
The Florida Bar, Business Law Section
Noteworthy Opinions:
“Florida District Court Expands the Applicability of the Intoxication Affirmative Defense to Wrongful Death Cases.” Trial Advocate Quarterly of Florida Defense Lawyer’s Association, Winter 2010.

“A Word of Caution When Contemplating a Refusal to Defend: Coblentz Agreements.” CSK Litigation Quarterly, January 2010.

“NICA: Florida’s Innovative Alternative to Costly Litigation involving Birth-Related Neurological Injuries.” CSK Litigation Quarterly, June 2009.