6 Commercial HVAC Contractors in Slidell, LA
Top-Rated Commercial HVAC Contractors in Slidell
Benfatti Air Conditioning & Heating
“Every reviewer across 1,096 reviews awarded 5 stars. Multiple customers specifically named technicians Scott, Andrew, Terrell, and Josh, praising their…”
Central Heating & A/C Repairs
“Every one of the 164 reviewers awarded 5 stars except one, who reported a dispute over a $13,000 system replacement and subsequent water damage. Positive…”
All Commercial HVAC Contractors (6 total)
LOUMIS Air
“All 81 reviewers award 5 stars, with customers specifically naming Patricia, Clinton, Travis, and Jenn for…”
Eco Air Air Conditioning And Refrigeration
“All five-star reviewers describe positive outcomes, with multiple clients specifically mentioning same-day…”
Commercial HVAC Costs in Slidell
Commercial system pricing in Slidell. 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 | $500 | $1,000 | $2,000 |
Annual contract (small business, < 5K sqft) | $1,000 | $2,500 | $5,000 |
Annual contract (mid-size, 5K-25K sqft) | $3,500 | $6,500 | $10,000 |
Basic rooftop unit replacement | $6,500 | $10,000 | $15,000 |
Small business full system (< 5K sqft) | $8,000 | $16,000 | $25,000 |
Mid-size building (5K-25K sqft) | $25,000 | $50,000 | $80,000 |
Operating cost (per sqft annually) Utility + maintenance | $2 | $4 | $6 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
Commercial HVAC in Slidell, LA: What to Expect
Slidell's Gulf Coast climate pushes commercial cooling systems to run nearly year-round. With New Orleans averaging 72 days above 90 F and humidity near 78%, businesses face heavy latent cooling loads that go beyond basic temperature control. Cooling systems operate 8-9 months annually, while mild winters averaging 43 F generate minimal heating demand, making AC performance and moisture control the dominant concerns for area facilities. Six contractors serve the Commercial HVAC in Slidell market with a 4.9 average rating across 1,841 reviews, and three provide 24/7 service.
Annual service contracts reflect the scale of each facility. Small business locations under 5,000 square feet typically see annual contracts ranging from $1,000 to $5,000, while mid-size facilities between 5,000 and 25,000 square feet run $3,500 to $10,000. Annual maintenance for each rooftop unit generally costs $500 to $2,000. Louisiana requires HVAC contractors to hold a Mechanical Work Contractor License with an HVAC subclassification from the Louisiana State Licensing Board for Contractors, covering heating, air conditioning, ventilation, duct work, and refrigeration work.
The contractor community draws consistent praise. Benfatti Air Conditioning & Heating holds a perfect 5.0 rating across 1,096 reviews, with customers specifically naming technicians Scott, Andrew, Terrell, and Josh for their punctual arrivals and thorough explanations. Gowland's Heating & A/C receives mentions for technicians Luke, Sam, George, Benny, and Robert handling calls with same-day or rapid response during system failures. Central Heating & A/C Repairs maintains a 4.9 rating with reviewers highlighting same-day arrival during breakdowns, reflecting a market where communication and responsiveness drive customer loyalty.