Deputy Chiefs

Deputy Chief Mike Merritt

Deputy Chief Mike Merritt began his career here at St. Lucie County Fire District in 1990. His education includes a Bachelor’s Degree in Business Administration. As Deputy Chief of Operations, Mike Merritt supervises all combat personnel, staffing, policy and procedure development in a leadership capacity. Responsibilities include the operational side of the Fire District's Air Rescue program, SWAT Medics, and the Diversity Recruitment Initiative in our Strategic Plan.
Deputy Chief Brian Gonzalez

Deputy Chief Brian Gonzalez has served with the Fire District since 2000. He oversees logistics, human resources, risk and is the Health and Safety Officer for the Fire District. His education includes a Bachelors Degree in Fire Science from Columbia Southern University as well as an Associates Degree in Emergency Medical Services from Indian River State College. Chief Gonzalez currently serves a multitude of committees for the Fire District: Safety, EMS Operations, EMS Guidelines, Medical Review Board, and Strategic Planning.    

Deputy Chief Paul Langel

Deputy Chief Paul Langel was born in Ft. Pierce and is a proud graduate of Saint Anastasias Elementary and John Carroll High. He was hired by the Fire District in 1997 and has proudly served the citizens of St. Lucie County for 24 years. As deputy chief of the Community Risk Reduction and the Building & Grounds divisions, he provides mentorship and professional development, and participates in the budget planning and administrative process. This administrative level position oversees the following areas: code enforcement, fire investigations, site plan development, building plan review, public education, and the ISO process. 

Chief Langel's education, includes a Bachelor’s Degree in Fire Administration from Columbia Southern University and an Associate Degree in Business Administration from Indian River State College. He attended the Managing Officer Program at the United States Fire Administration’s National Fire Academy in Emmitsburg, Maryland. He is a graduate of the Staff and Command Class through the University of Maryland Fire College. He is a certified Lifesafety Inspector I/II, Certified Fire and Explosive Investigator, and a State of Florida Fire Codes Administrator.   He is one of 189 internationally designated Fire Marshals through the Center of Public Safety Excellence and holds the rank of MiFireE designation through the Institution of Fire Engineers.    

Deputy Chief Mark Cristaldi

Deputy Chief Mark Cristaldi Jr.  is responsible for oversight of the communications division, training division, and logistics division. He is also responsible for creating and submitting grant applications in addition to managing awarded grants and grant reporting. Chief Cristaldi's position is responsible for policy and procedure development/revisions, development of comprehensive training programs and curriculum in accordance with legal requirements, data analysis, professional development and leadership, strategic planning, budget planning and management, and providing assistance to other administrative functions.
His educational certification include an Associate of Arts Degree in Emergency Medical Services from Indian River State College, a Bachelor’s Degree in Fire Science from Columbia Southern University, and a Master's Degree in Occupational Leadership from Columbia Southern University. Chief Cristaldi has served on a multitude of committees for the District, including the EMS Guidelines Committee, EMS Operations Committee, Strategic Planning Committee, and Medical Review Board Committee.

Amy Kwasnicki

Amy Kwasnicki
Administrative Assistant
5160 N. Milner Drive
Port St. Lucie, FL 34983
Phone: (772) 621-3332
Fax: (772) 621-3599