18 Commercial HVAC Contractors in Simi Valley, CA
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Top-Rated Commercial HVAC Contractors in Simi Valley
Rooter Hero Plumbing & Air
“All reviewer mentions of specific technicians, Josh, Mike, Jay Napoles, and Paul, receive 5-star ratings, with customers consistently praising clear…”
Hilo Aire
“All 416 customer reviews award five stars, with Bradley McGough specifically praising their solving of an "impossible" layout challenge, and Steve Sacks…”
All Commercial HVAC Contractors (18 total)
C&M Mechanical Heating and Cooling Inc.
“All 88 reviews award 5 stars, with customers consistently highlighting Carlos's honest pricing and…”
Affordable Heating and Air - Simi Valley
“Eight recent reviewers all award 5 stars, with three specifically mentioning received estimates that exceeded…”
Grand Slam Air Conditioning and Heating
“All 38 reviews carry 5 stars, with three explicitly praising owner-operator Rick for same-day emergency…”
Landeen Heating & Air Conditioning
“Two of three detailed reviews praise the team's communication and responsiveness, with William and Jill…”
RBx Heating and Air conditioning
“Four of six detailed reviews specifically credit technician Rustem by name, with three of those describing…”
Nicholas Aire Systems
“37 of 44 reviewers award 5 stars, praising same-day response, NATE certification, and diagnostic…”
Family Air Conditioning
“Every reviewer awarded a perfect 5-star rating, with customers frequently praising the team's diagnostic…”
Alonso's Heating And Cooling
“Twenty-three reviewers award Alonso's a perfect 5.0-star rating. Ten explicitly mention fair or below-market…”
Faith Air Conditioning & Heating Inc
“Twenty-three customer reviews produce a 4.8-star average, with every reviewer awarding 5 stars. Four…”
Alpine Refrigeration Heating And Cooling
“Eight of eight reviewers award 5 stars, with three specifically mentioning same-day service during extreme…”
Johnstone Supply
“All three 5-star reviews highlight specific staff members by name, with Juan and Michael receiving direct…”
Commercial HVAC Costs in Simi Valley
Commercial system pricing in Simi Valley. Actual costs vary significantly by building size and system type. Request a site-specific quote.
| Service | Low | Average | High |
|---|---|---|---|
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 Simi Valley, CA: What to Expect
Simi Valley’s commercial buildings sit under a Pacific-moderated sky: summers commonly reach about 89°F with low humidity and winters dip toward 38°F. That climate produces steady, moderate demand for commercial heating and cooling—cooling peaks July through September and heating use rises December through February. The local market includes 18 contractors averaging a 3.8-star rating, so businesses searching for commercial-hvac Simi Valley have options but should compare service records.
The dataset did not supply specific dollar figures for top cost items, so published ranges aren’t available here; in practice, commercial HVAC expenses vary substantially by system capacity, ductwork complexity, and whether work is new construction or retrofit. California requires contractors to hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning license from the CSLB, so verify licensing and insurance before accepting proposals and request written scopes and phased cost breakdowns.
Customer highlights were not included in the provided information, so look instead at common review patterns and market signals: responsiveness, preventive maintenance plans, and documented performance on comparable buildings matter most. Prioritize contractors who demonstrate project experience for similar square footage and provide clear service agreements with scheduled tune-ups and measurable efficiency goals.
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All HVAC Contractors in Simi Valley, CA
Complete directory of 94 contractors — browse alphabetically
A–Z
All HVAC Contractors in Simi Valley, CA
Complete directory of 94 contractors — browse alphabetically
A
- AA1 Cooling and Heating Services
- AC Clinic HVAC Service
- Affordable Heating and Air - Simi Valley
- Air Conditioning Assistance
- Air King Heating & AC Repair Simi Valley
- Air Source Systems
- Air-Fab Services Inc.
- Air-Fab Services Inc.
- ALL VALLEY AIR HEATING & AIR CONDITIONING
- Alonso's Heating And Cooling
- Alpine Refrigeration Heating And Cooling
- Auggie Air
B
C
D
F
H
L
P
- Pacific Coast Heating & AC Repair Simi Valley
- Pacific Heating & AC Repair Simi Valley
- PACIFIC Heating & AC Repair Simi Valley
- Paradise Heating & Air Conditioning
- Perfect Climate Heating & Air Conditioning Inc.
- Platinum HVAC Solutions
- Polar Tech Air Conditioning and Heating
- Precision Air & Heating Repair Simi Valley
- Premier Cooling and Heating
- Pure Eco HVAC
R
S
- Santor Plumbing Inc.
- Scott Mumford Heating and Air
- Service Giant Air Conditioning
- Servistar Plumbing and HVAC
- Simi Valley Air Conditioning Repair
- Simi Valley Emergency Plumbing
- Simi Valley Heating & Air Conditioning
- SmartFlow HVAC Solutions
- SoCal Refrigeration
- Sol Air Hvac LLC
- Stay Cool Air Conditioning & Heating Inc.