10 AC Replacement Contractors in Pomona, CA

Pomona sits in the Inland Empire, where summer temperatures routinely climb past ninety-seven degrees with over eighty days exceeding ninety degrees and twenty days surpassing one hundred. This dry desert climate, averaging just twenty-eight percent humidity, pushes cooling systems to operate continuously, accelerating wear on equipment. With ten HVAC contractors serving the area and an average rating of 2.9 across eighty-six reviews, AC Replacement in Pomona becomes a necessary investment for most homeowners.

Pricing varies significantly based on system capacity and efficiency ratings. A basic three-ton central AC unit typically ranges from $5,940 to $11,880, while mid-efficiency four-ton systems run $8,100 to $15,120. High-efficiency five-ton units command $10,260 to $17,280. California requires contractors to hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning license from the Contractors State License Board, ensuring baseline qualifications. These figures include equipment, labor, and permitting, though older homes may incur additional costs for electrical upgrades or ductwork modifications.

Among the highest-rated contractors, Pomona Roofing Inc. earns a 4.9 rating with reviewers naming specific technicians and noting crews finished ahead of schedule. Just Right Services achieves a perfect 5.0 across eight reviews, with three clients praising diagnostic thoroughness and two mentioning same-day or on-time arrival. Attic Prime also holds 5.0 with twelve reviews, with multiple customers noting clean work environments and immediate improvements in temperature control. Four reviewers specifically mentioned spray foam and radiant barrier work. The pattern across these top performers reflects meticulous diagnostics, reliable response times, professional presentation, and measurable cooling results.