Sean Gellis

WORK HISTORY

EDUCATION

ABOUT SEAN GELLIS

Sean Gellis leads a sophisticated practice focused on transportation, technology, and regulatory law. Drawing on experience as former General Counsel of the Florida Department of Transportation and Chief of Staff of the Department of Management Services, he provides strategic counsel in complex legal matters requiring specialized industry knowledge.Board Certified in State and Federal Government and Administrative Practice—a distinction held by less than 75 Florida attorneys—Sean combines proven litigation success with unique regulatory insight. Having supervised 122 legal professionals across FDOT\'s seven districts, Central Office, and the Florida Turnpike, and directed legal strategy for a $12 billion work program, he brings valuable perspective to complex transportation and technology matters.As Chief of Staff of the Department of Management Services—Florida\'s central business and technology agency—Sean led major technology transformation initiatives, including Florida\'s State Data Center outsourcing and cloud migration strategy. This combination of transportation and technology leadership experience allows him to provide strategic counsel across complex infrastructure and technology matters.His litigation experience spans over 100 cases and dozens of appeals in state and federal courts. From successfully defending multi-million dollar procurement challenges to resolving complex regulatory disputes, Sean has demonstrated consistent success in sophisticated legal matters. His undefeated record in bid protest litigation reflects the strategic advocacy he brings to procurement matters.Through FloridaProcurements.com, Sean regularly analyzes developments in government contracting, with particular focus on transportation and technology opportunities. His thought leadership includes co-creating the Insurance Regulatory Practice Group of the Administrative Law Section of The Florida Bar, where he served as Inaugural Chairman.A Certified Information Privacy Professional (CIPP/US), Sean brings specialized expertise to privacy and data protection matters. His AV Preeminent® Rating from Martindale-Hubbell reflects the highest level of professional excellence and ethical standards as recognized by his peers.Whether guiding clients through major infrastructure projects, technology implementations, or regulatory challenges, Sean combines sophisticated advocacy with practical business solutions to achieve optimal results. His unique background enhances his ability to navigate both legal complexities and operational realities effectively.