8 Commercial HVAC Contractors in Sulphur, LA
Top-Rated Commercial HVAC Contractors in Sulphur
Trouth Air Conditioning & Sheet Metal
“All five-star reviews reference named technicians, Christopher, Troy, Malik, Nick, Dylan, or Royce, with particular praise for on-time arrival and transparent…”
King Mechanical LLC
“417 reviewers award King Mechanical a 4.9-star average, with multiple customers naming specific technicians including Cody, Amani, and Jeremy. Positive…”
All Commercial HVAC Contractors (8 total)
Franks AC, Heat, & Refrigeration
“Of 9 reviews totaling a 4.4-star average, the two detailed feedbacks split between 1 and 5 stars. Positive…”
Nunez A/C Supply
“Both published reviews award five stars, with Clint emphasizing the owner's manufacturer advocacy during a…”
Air Handlers HVAC Specialists
“Four customer reviews yield a 4.0-star average, though notably only one review is publicly visible. Recent…”
ICM Air Conditioning Lake Charles
“With only one client review on record, ICM Air Conditioning Lake Charles holds a 5.0-star rating. The review…”
Commercial HVAC Costs in Sulphur
Commercial system pricing in Sulphur. 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 Sulphur, LA: What to Expect
Sulphur sits in the humid subtropical belt of southwest Louisiana, where August temperatures hover around 93 F with humidity climbing to 80 percent and morning fog rolling off the nearby Gulf. This persistent moisture forces commercial cooling systems to work harder, especially May through October when every unit runs almost continuously. The local market relies on five dedicated contractors maintaining a strong 4.7-star average across nearly 900 client reviews, making reliable Commercial HVAC in Sulphur essential for businesses that cannot afford equipment failures in this demanding climate.
Annual maintenance for a single rooftop unit typically runs $500-$2000 year, while small business contracts covering spaces under 5,000 square feet fall between $1,000-$5,000 annually. Mid-size buildings from 5,000 to 25,000 square feet generally see annual service agreements quoted at $3,500-$10,000, a range that reflects system complexity and operating hours. Louisiana law demands that commercial HVAC contractors hold a Mechanical Work Contractor License with the HVAC subclassification from the State Licensing Board, meaning every technician sent to your facility has met formal competency standards before touching your units.
King Mechanical pulls strong same-day service mentions, with customers specifically recognizing technicians Cody, Amani, and Jeremy for their responsiveness. Trouth Air Conditioning earns marks for on-time arrivals and laying out costs transparently before beginning any repair work. Across the contractor pool, business owners consistently value clear communication and predictable timelines over lowest-bid proposals.