Renier Diaz de la Portilla, Esq.

Renier Diaz de la Portilla is an experienced civil and criminal attorney, mediator and public servant. Renier completed his undergraduate studies at FIU, and earned his graduate degree in Public Administration from Cornell University, N.Y. Committed to public service from an early age, Diaz de la Portilla is the youngest person ever elected to the Miami-Dade School Board and was later elected to the Florida Legislature at the age of 29. He currently serves as a gubernatorial appointee on the Florida Housing Finance Corporation.

Renier worked his way through law school, graduating from NovaSoutheasternUniversityShepardBroadLawCenter and becoming “Of Counsel” to the GrayRobinson Law firm until 2011.

Renier then went on his own as an attorney and joined The Florida Mediation Group (FMG) as a certified civil-circuit and family mediator. At FMG has helped resolve hundreds of disputes which had been stuck in Florida’s courts. His hard work has earned him recognition from respected publications such as Florida Trend Magazine, who named him one of Florida’s “Top Up and Coming Attorneys” in 2009.  

Renier has made numerous media appearances and has been published many times on matters of public policy, the law and government.

Mediation Specialties 

Appellate, Bodily Injury, Business, Civil Rights Liability, Commercial, Condo and Association Law, Construction, Death, Discrimination, Department of Financial Services, Eminent Domain, Employment, Environmental, ERISA, False Arrest, Foreclosure (Collins Center Trained), Governmental, Health Care, Insurance Disputes, Labor, Legal Malpractice, Medical Malpractice, Nursing Home, Personal Injury, Premises, Products Liability, Professional Malpractice, Torts.


Recognized by Florida Trend Magazine as “Top Up and Coming Lawyer.”

Highly knowledgeable and results-driven advocate and attorney with diverse experience in business/transaction law, mediation and arbitration, and public policy. Additional background in elected office with capabilities in public relations, community outreach, and government affairs. Certified mediator with expertise in alternative dispute resolution and demonstrated negotiation capabilities. Strong communication and organizational skills, proven ability to collaborate effectively with multidisciplinary teams, and talent for managing multiple concurrent projects. Bilingual and biliterate (English and Spanish).

Licensed to practice law in the State of Florida

Professional Experience

Renier Diaz de la Portilla (RDLP), PA 

& Florida Mediation Group (FMG), Miami, FL2009–Present


Founded solo law practice specializing in government affairs and mediation. Joined panel of mediators at FMG in 2012, presiding over cases in real estate, contract, employment, insurance and foreclosure disputes. Mediated with the Collins Center for Public Policy Managed Foreclosure Mediation Program (2009–2010).

Miami-Dade School Board,Miami, FL1996–1998, 2006–2012

Elected Board Member

Elected as one of 9 district-wide policymakers to board of nation’s fourth-largest school district, meeting at least twice per month to discuss and approve measures, actions, and priorities for public education system. Chaired Budget and Construction committees, providing oversight for approximately $4B in district resources as well as $2B in annual building projects.

Sponsored and passed nation’s first random drug testing program for public school students in 1997.

Earned media recognition as dedicated reformer throughout tenure and spearheaded numerous initiatives including removing trans fats from school cafeteria food, promoting low cost health insurance options for uninsured students, defeating efforts to raise administrative salaries at the expense of classroom educators, and leading effort to replace underperforming Superintendent in 2008.

First elected at 25 years old, becoming the youngest School Board Member in County history.

GrayRobinson, PA

Fort Lauderdale, Tallahassee & Miami, FL2006–2009

Of Counsel

Handled clients’ government affairs needs as attorney and lobbyist for prestigious full-service law firm. Cultivated relationships with key clients such as Jackson Health System, Village of Pinecrest, and Cruise Line International Association (CLIA) and secured millions of dollars in funding and policy changes. Advocated for City of Orlando, Orange County Sheriff’s Office, and many issue-specific matters.

Played integral role in establishment of GrayRobinson’s Miami office in 2007 and received recognition in Florida Trend Magazine feature on “Up and Coming Lawyers” in 2009.

Florida House of Representatives, Tallahassee, FL2000–2002

Elected State Representative – District 115

Selected to represent district constituents in lower house of Florida Legislature. Chaired Education Innovation Committee as ranking member of Republican majority and served on numerous committees including Utilities and Regulated Industries, Department of Children and Families, Health Promotion, and Finance and Tax.

Advanced to Chair of Education Innovation Committee after one year of service and co-authored Florida’s overhaul of education statutes in 2001.

Education & Professional Development

JD, Nova Southeastern University – Shepard Broad Law Center, Davie, FL

MPA, Cornell University, Ithaca, NY

BS in Journalism & Mass Communication,

Florida International University, Miami, FL

Residential Mortgage & Foreclosure Mediation Program,

University of South Florida, Tampa, FL

Certified Circuit/Civil Mediator – Florida Supreme Court (2009)

Member – The Florida Bar (#39631)

Mortgage Broker License (Expired)


Federal Judicial Nominating Commission Joint Senate Appointee Southern District (Current).

WLRN Public Radio & Television Board (2011–Present)

Miami-Dade County League of Cities Board (2006–2010)

Miami-Dade Planning Advisory Board (2006)

Florida Education Practices Commission (1999)

Miami-Dade Value Adjustment Board (1997–1998)

Metropolitan Planning Organization (1997–1998)

News, Media Appearances

Rubio, Nelson Announce Judicial Nominating Commission Members: JNC members for the Southern District: Renier Diaz de la Portilla

Hannity & Colmes – Fox News, Topic: Drug Testing of High School Students

USA Today Guest Column: “Why Not Test?”

The Miami Herald Editorial Page, Numerous Columns

Cornell University Public Affairs Journal, The Current “Burying the Myths of US/Cuba Relations”

Despierta America – Univision, Topic: School Bullying