OVER 50 YEARS OF SERVICE TO OUR CLIENTS ON THE TREASURE COAST Neill Griffin Marquis Osking, PLLC is a general civil practice law firm that serves individuals and businesses throughout Fort Pierce and the Treasure Coast of Florida. We strive to accomplish your goals with effective, practical and affordable legal solutions. At Neill Griffin Marquis Osking, PLLC we strive to be accessible and responsive to each client’s specific needs and situation. We take the time to help you understand your legal issues so you are equipped to make informed decisions. It is our goal to find solutions for your problems.