Alonso's Heating And Cooling

Alonso's Heating And Cooling has earned a perfect 5.0-star rating across 23 verified reviews, establishing itself as one of the most trusted HVAC names in Simi Valley and surrounding Ventura County. The family-operated business serves homeowners throughout Simi Valley, Santa Clarita, and the greater Conejo Valley, delivering both new system installations and precision repairs on existing equipment. Technicians maintain transparent communication throughout every job, walking customers through diagnostics and explaining repair options before any work begins.

What distinguishes Alonso's from larger HVAC companies is the commitment to repair over replacement. Multiple reviewers note that unlike most contractors who push for expensive new system installations, Alonso's focuses on refurbishing existing units at a fraction of the cost. The team sources components directly and performs in-house repairs rather than defaulting to full replacement, saving customers thousands of dollars. This approach resonates particularly strongly with budget-conscious homeowners and real estate professionals managing properties with aging systems.

Customers consistently highlight specific technicians in their reviews. Alfredo Morales praised Alonso directly for arriving on time, diagnosing issues immediately, and completing fast repairs without unnecessary upsells. Realtor Anthony Ford specifically recommends the team to clients purchasing homes with older AC systems, noting the team has saved his clients thousands by refurbishing rather than replacing. Sarah Sedehi recounted working with Miguel on a condo purchase, calling his approach experienced, prompt, and stress-free.