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HVAC Contractors in Hattiesburg, Mississippi

Licensed Establishments

677

U.S. Census Bureau

Peak Season

April through September for AC work, November through February for heating repairs

Estimate

Avg. Response Time

24-48 hours for quotes, same day for emergency calls

Estimate

Common Job Costs

ServiceCost Range
AC unit replacement (3-5 ton)$3,500 – $8,500
Furnace installation$2,800 – $6,000
Ductwork replacement$2,500 – $5,500
AC repair service call$150 – $400
Heat pump installation$4,000 – $9,000
Duct cleaning$300 – $600

Licensing Requirements

Licensing Requirements

Mississippi requires Heating, Ventilation, Air Conditioning, and Refrigeration (HVACR) license through MS State Board of Contractors. Class I HVACR license requires 4 years experience or 2 years plus technical school. Written exam covers electrical, refrigeration, and mechanical systems. License renewal every 2 years with 14 hours continuing education.

Permit Requirements

City of Hattiesburg requires permits for all HVAC installations and major repairs. Permit fees range $50-150 based on scope. Electrical permits required for new installations. Submit plans to Building Safety Division at least 48 hours before work begins.

Inspection Schedule

Rough-in inspection before concealment of work, final inspection upon completion. Schedule inspections 24 hours in advance through Hattiesburg Building Safety. Failed inspections require re-inspection fee.

Insurance Minimums

Mississippi requires minimum $300,000 general liability insurance for licensed HVACR contractors. Bonding requirements vary by project value - typically $10,000 minimum surety bond.

How to Get Licensed

  1. 1

    Meet experience requirements

    Complete 4 years HVACR experience OR 2 years experience plus approved technical school program. Document all work experience with employer verification.

  2. 2

    Submit application

    File application with Mississippi State Board of Contractors including experience documentation, references, and application fee of approximately $100.

  3. 3

    Pass written examination

    Take state HVACR exam covering electrical systems, refrigeration principles, mechanical systems, and codes. Exam scheduled through Pearson VUE testing centers.

  4. 4

    Provide insurance proof

    Submit proof of minimum $300,000 general liability insurance and required surety bond. Insurance must remain current for license validity.

  5. 5

    Pay license fee and maintain

    Pay initial license fee and renew every 2 years with 14 hours continuing education. Late renewals subject to penalties and possible re-examination.

About This Market

Hattiesburg's HVAC market runs hot and steady. University town with mix of residential, commercial, and institutional work. High humidity and temperatures drive year-round demand, but summer AC failures are where the money is. Competition is moderate among the 677 licensed establishments statewide - plenty of work to go around if you show up and do the job right. Costs driven by equipment availability, refrigerant prices, and the fact that emergency calls in July pay premium rates. Most contractors here focus on residential replacement and repair, with some chasing commercial retrofit work at the university and medical facilities. New construction stays busy with steady residential development. The market rewards contractors who stock common parts, respond fast to service calls, and can handle financing for big residential replacements. Get your Mississippi HVACR license sorted first - the state board doesn't mess around with unlicensed work. City permits are straightforward but required for everything beyond basic maintenance. Peak season starts when temperatures hit 85 and doesn't let up until October. Keep your insurance current, your truck stocked, and your phone on - emergency calls in this heat and humidity market pay the bills. Local competition is professional but not cutthroat. Reputation matters more than rock-bottom pricing, especially for residential work where callbacks kill profit margins.

Data Sources:

Licensed establishments count: US Census BureauLicensing requirements: Mississippi State Board of ContractorsInsurance minimums: Mississippi State Board of ContractorsPermit requirements: City of Hattiesburg Building Safety DivisionCost ranges: Local market estimatesResponse times: Industry estimates

Frequently Asked Questions

How much does it cost to replace an AC unit in Hattiesburg?▾
AC replacement in Hattiesburg typically runs $3,500-$8,500 for a 3-5 ton unit, depending on efficiency rating and installation complexity. High humidity climate requires proper sizing and ductwork evaluation.
What license do I need for HVAC work in Mississippi?▾
Mississippi requires a Class I HVACR license through the State Board of Contractors. Requires 4 years experience or 2 years plus technical training, written exam, and $300,000 liability insurance minimum.
Do I need permits for HVAC work in Hattiesburg?▾
Yes, City of Hattiesburg requires permits for all HVAC installations and major repairs. Permit fees range $50-150. Submit plans to Building Safety Division 48 hours before starting work.
When is peak season for HVAC contractors in Hattiesburg?▾
Peak AC season runs April through September due to high heat and humidity. Heating work peaks November through February. Emergency calls during summer heat waves command premium pricing.
How many HVAC contractors operate in Mississippi?▾
Approximately 677 licensed HVAC establishments operate statewide according to Census data. Competition in Hattiesburg market is moderate with steady demand from residential and commercial sectors.

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