166 AC Installation Contractors in Columbia, SC

Columbia ranks among the hottest cities in the Southeast, posting 93°F summer highs and 65 days above 90°F every year. That intensity, amplified by high humidity, means AC installation in Columbia is less a luxury than a baseline necessity. The city has a mature contractor market — 38 companies averaging a 4.6-star rating across more than 10,700 reviews, with 16 offering 24/7 availability.

AC installation costs vary widely depending on what you're replacing. A window unit runs $150–$700, a ductless mini-split typically lands between $2,000 and $8,000, and a full central AC replacement with existing ductwork averages $3,500–$12,000. South Carolina requires contractors to hold the Mechanical Contractor (Group 2 — HVAC) license from the SC Contractor's Licensing Board, so ask for that credential before signing anything.

Customer feedback here is specific and consistent. At Call Dad, technicians Matt, Robert, Mackenzie, Parker, and James draw repeated praise for punctuality and cleanup. 2nd Wind Heating & Air Conditioning earns recognition for same-day scheduling and clear communication throughout the job. Carolina Comfort's reviews single out office staff Claire, sales rep Brian R., and field technicians by name — a sign of a well-coordinated operation across the whole installation process.