Lavalle, Brown & Ronan P.A. is located at 750 South Dixie Highway, Boca Raton, FL 33432. Call Us 561-395-0000. Personal Injury Attorney, General Practice Attorney. Lavalle, Brown & Ronan, P.A. is the longest continually operating law firm in Boca Raton, aggressively defending the rights of the good people of Palm Beach County for more than 45 years. Business Hours: Monday to Friday 8:00 am – 5:30 pm, Saturday and Sunday Closed