7 Commercial HVAC Contractors in Hawthorne, CA

4.1 avg rating
163 total reviews3 offer 24/7 service
Need emergency service? 11 HVAC providers in Hawthorne offer 24/7 availability

Top-Rated Commercial HVAC Contractors in Hawthorne

#1

Hawthorne HVAC Proz

4.9(76 reviews)

All three featured reviewers awarded 5-star ratings, with each account naming a specific technician: Dustin, Randall, and Kyle. Two reviews explicitly mention…

4820 W 142nd St, Hawthorne, CA 90250
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#2

Vader Air Conditioning & Heating

4.7(43 reviews)

Three of four detailed reviews praise the technician Phillip by name, with two specifically noting honest assessments and long-term maintenance relationships.…

14005 Crenshaw Blvd Suite C, Hawthorne, CA 90250
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#3

Johnstone Supply

4.1(28 reviews)

Three of five visible reviews report negative experiences involving return policy disputes, component quality failures, and dismissive treatment. Two positive…

11725 S Inglewood Ave, Hawthorne, CA 90250
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All Commercial HVAC Contractors (7 total)

Hawthorne Dryer Vent

5.0(9)
24/7

All 8 reviewers award 5 stars, with multiple customers mentioning same-day arrival, thorough cleanup, fair…

4881 W 145th St, Hawthorne, CA 90250
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Keystone Heating & AC Repair Service Hawthorne

5.0(4)

All five reviews award 5 stars, with clients emphasizing quick diagnosis, efficient repairs, and professional…

2700 W 120th St, Hawthorne, CA 90250
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A.c.m. Cleaning And Hauling Llc

5.0(3)
24/7

All three reviews award five stars, with customers specifically praising the technicians' professionalism,…

4834 W 118th Pl, Hawthorne, CA 90250
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Ultra Cool AC Repair Services

0.0
24/7
12211 Hawthorne Blvd, Hawthorne, CA 90250
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Commercial HVAC Costs in Hawthorne

Commercial system pricing in Hawthorne. Actual costs vary significantly by building size and system type. Request a site-specific quote.

ServiceLowAverageHigh
Annual maintenance (per rooftop unit)
Quarterly inspections
$475$950$1,900
Annual contract (small business, < 5K sqft)
$950$2,375$4,750
Annual contract (mid-size, 5K-25K sqft)
$3,325$6,175$9,500
Basic rooftop unit replacement
$6,175$9,500$14,250
Small business full system (< 5K sqft)
$7,600$15,200$23,750
Mid-size building (5K-25K sqft)
$23,750$47,500$76,000
Operating cost (per sqft annually)
Utility + maintenance
$2$4$6

Prices reflect Pacific coast metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

Commercial HVAC in Hawthorne, CA: What to Expect

Los Angeles' mild Mediterranean climate brings summer highs around 84 F and winter lows near 48 F, but the Santa Ana winds can push inland valley temperatures past 100 F, creating unpredictable cooling demands for businesses in the region. Nine contractors serve the Commercial HVAC in Hawthorne market, collectively earning a 4.3 average rating across more than 300 reviews, with four offering around-the-clock service.

Service costs reflect this range of options. Annual maintenance for a single rooftop unit runs $475 to $1,900, while small business locations under 5,000 square feet typically sign annual service contracts priced between $950 and $4,750. Mid-size facilities from 5,000 to 25,000 square feet fall within a $3,325 to $9,500 annual range. California requires all HVAC contractors to hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license through the Contractors State License Board, ensuring baseline professional competence.

Customer reviews reveal distinct service approaches. Technicians Dustin, Randall, and Kyle at Hawthorne HVAC Proz each earned five-star ratings from every reviewer who named them, with two specifically noting same-day or same-evening response. At Vader Air Conditioning & Heating, the technician Phillip appears in three of four detailed positive reviews, with clients praising honest assessments and multi-year maintenance relationships built on straightforward communication.

Frequently Asked Questions

Commercial HVAC in Hawthorne varies widely by building size. Annual maintenance contracts run $1,000-$10,000+ depending on unit count and service frequency. Rooftop unit replacement starts around $6,500-$15,000, small business systems (<5K sqft) run $8,000-$25,000, and mid-size buildings cost $25,000-$80,000 installed.