Commercial HVAC maintenance pricing for Pinellas County buildings typically averages $0.14 to $0.22 per square foot per year. A 12,000-square-foot office lands around $1,700 to $2,600 annually, while a 100,000-square-foot building runs $14,000 to $22,000. Your number moves inside that range based on equipment tonnage, system age, rooftop access, and how much parts risk you…
