9 Commercial HVAC Contractors in Hammond, LA
Top-Rated Commercial HVAC Contractors in Hammond
Professional Heating & Air
“Across the three detailed reviews, every customer awarded 5 stars, with technicians Hunter, Chasse, Kyle, and Steve specifically praised for their…”
Southern HVAC LLC
“All 175 reviews award 5 stars, with customers specifically naming Bryce, Eric, and Billy G. for their professionalism and cleanup standards. Maintenance plan…”
All Commercial HVAC Contractors (9 total)
Ronnie's Refrigeration & Air Conditioning
“5 of 7 reviewers award 5 stars, praising fair pricing, quick service, and expertise with older systems. The…”
Metro Mechanical - A Fidelity Company
“Four of five reviewers awarded five stars, with customers specifically mentioning helpful and knowledgeable…”
Gallo Mechanical
“All three reviews award 5 stars, with clients praising the company's longevity and quality craftsmanship. One…”
Baker Distributing Company
“All 4 reviews mention the business does not sell to the public, with 2 five-star reviewers explicitly…”
Valentine Mechanical Services LLC
“One negative review describes a generator failure during Hurricane Ida with no company response for three…”
Commercial HVAC Costs in Hammond
Commercial system pricing in Hammond. 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 Hammond, LA: What to Expect
Hammond sits in Tangipahoa Parish north of Lake Pontchartrain, where the humid subtropical climate pushes July highs near 91 F and humidity rarely drops below 75% during summer months. Cooling systems run hard from May through October, making efficiency ratings and proper sizing critical for local businesses. With 10 contractors serving the area and an average rating of 4.5 across 875 reviews, Commercial HVAC in Hammond reflects a mature market where operators understand the strain these conditions place on commercial equipment.
Annual maintenance for a single rooftop unit runs $500 to $2000, while small business contracts covering spaces under 5,000 square feet typically range from $1000 to $5000 annually. Mid-size facilities between 5,000 and 25,000 square feet can expect annual contract costs between $3500 and $10000. Louisiana law requires HVAC contractors to hold a Mechanical Work Contractor License with the HVAC subclassification from the Louisiana State Licensing Board for Contractors, ensuring technicians are qualified to handle heating, air conditioning, ventilation, duct work, and refrigeration systems.
Reviews point to a customer base that values reliability and professionalism. Southern HVAC LLC maintains all 5-star ratings across 175 reviews, with clients specifically naming Bryce, Eric, and Billy G. for their cleanup standards and punctual arrivals on maintenance visits. Professional Heating & Air also draws consistent praise, with technicians Hunter, Chasse, Kyle, and Steve noted for their technical skill and punctuality across multiple five-star reviews.
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All HVAC Contractors in Hammond, LA
Complete directory of 45 contractors — browse alphabetically
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All HVAC Contractors in Hammond, LA
Complete directory of 45 contractors — browse alphabetically