--- title: The 3 Best HVAC Contractors in Mount Pleasant | Local Three url: https://thelocalthree.com/mount-pleasant/hvac-contractors/ updated: 2026-11-04 --- [Local *Three* Selected, not listed](https://thelocalthree.com/) - [Mount Pleasant](https://thelocalthree.com/mount-pleasant/) - [HVAC Contractors](https://thelocalthree.com/hvac-contractors/) - [How we select](https://thelocalthree.com/how-we-select/) - [For businesses](https://thelocalthree.com/claim/) 1. [Home](https://thelocalthree.com/) 2. [South Carolina](https://thelocalthree.com/south-carolina/) 3. [Mount Pleasant](https://thelocalthree.com/mount-pleasant/) 4. HVAC Contractors Mount Pleasant · HVAC Contractors # The 3 Best HVAC Contractors in Mount Pleasant 2027 Edition Three hvac contractors in Mount Pleasant worth calling first, chosen from 9 local companies on their public record. Here is why each one made it. Updated November 4, 2026 By the Local Three editors [How we select](https://thelocalthree.com/how-we-select/) In short Of the 9 hvac contractors we reviewed in Mount Pleasant, these three had the strongest records: 1,302 public reviews between them, averaging 4.9 out of 5. Local Three editors · November 4, 2026 Editor's Pick ## [Hero](https://thelocalthree.com/business/g-a50bade74b33f754/) **5.0** from 386 reviews Based in Mt Pleasant Coverage Based in Mount Pleasant ### Why we picked them The strongest overall record of the 9 hvac contractors we reviewed in Mount Pleasant: rating, review volume, recent activity and years in business, taken together. Checked Oct 2026 - Operating status Request a quote [Call +1 843-402-8339](tel:+18434028339)[Website](https://www.heroheatingandair.com) Selection 02 ## [Dunes Heating and Air Conditioning](https://thelocalthree.com/business/g-9b3c763f5c041a6c/) **5.0** from 218 reviews Based in Mount Pleasant Coverage Based in Mount Pleasant ### Why we picked them A steady public record: 5.0 from 218 reviews. Checked Oct 2026 - Operating status Request a quote [Call +1 843-480-2033](tel:+18434802033)[Website](https://www.dunesair.com/) Reader Favorite ## [Hay Tire Pros - Mt. Pleasant](https://thelocalthree.com/business/g-682ef5d37732365f/) **4.8** from 698 reviews Based in Mt Pleasant Coverage Based in Mount Pleasant ### Why we picked them More client reviews than any other selection: 698 of them, averaging 4.8 out of 5. Checked Oct 2026 - Operating status Request a quote [Call +1 843-881-0136](tel:+18438810136)[Website](http://www.haytire.net/) Beyond the three ## More HVAC contractors in Mount Pleasant Other Mount Pleasant companies that met our basic bar. We looked at 9 in all for this work. - Carney & Son 72 Degrees 5.0 · 168 - Custom Climate Heating & Air 4.9 · 186 - Southern Seasons Heating & Air Conditioning 4.8 · 145 - Charleston Aeroseal 5.0 · 18 - Green Dot Heating & Air 4.7 · 48 - Olde Towne Heating & Air, Llc 4.1 · 28 At a glance ## The three, side by side Comparison of the selected hvac contractors in Mount Pleasant | | 01 Hero | 02 Dunes Heating and Air Conditioning | 03 Hay Tire Pros - Mt. Pleasant | |---|---|---|---| | Best for | Editor's Pick | – | Reader Favorite | | Rating | 5.0 · 386 reviews | 5.0 · 218 reviews | 4.8 · 698 reviews | | In business | – | – | – | | Budget | – | – | – | | Free estimate | Ask | Ask | Ask | | License | Not confirmed yet | Not confirmed yet | Not confirmed yet | | Based in | Mt Pleasant | Mount Pleasant | Mt Pleasant | Methodology ## How we selected these businesses Three is a deliberately small number. It forces us to leave out good companies. [Read the full methodology](https://thelocalthree.com/how-we-select/) 1. **We start with everyone.** 9 hvac contractors in Mount Pleasant, from public listings and review platforms. 2. **We remove the risky.** No working phone, too few genuine reviews or a weak rating. 3. **We read the record.** Review volume and recency, years in business and the record checks we could confirm. 4. **Editors keep three.** And write down who each one suits best. [How we make money](https://thelocalthree.com/how-we-make-money/). Local facts · Charleston ## Mount Pleasant, by the numbers Public records tell you how busy the trade is and what the rules ask of every job. Read them before you call. People per square mile 1,918 [Calculated from U.S. Census Bureau 2025 estimates and Gazetteer land area](https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html) · 2025 Land area 49.8 sq mi [U.S. Census Bureau, 2025 Gazetteer files](https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html) · 2025 Mount Pleasant residents 95,469 [U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025)](https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html) · July 1, 2025 Population change since 2020: from 90,997 (April 2020 base) +4.9% [U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025)](https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html) · 2020–2025 Public sources, checked November 4, 2026. Local guide ## Hiring hvac contractors in Mount Pleasant: what to know first ### Check the license Look the company up on your state’s license search, and ask for insurance papers sent by the insurer. ### Compare written quotes Three quotes for the same work, each listing what is not included. ### Ask about the warranty In writing, clear about what it covers, and transferable if you sell. ### Pay in stages Pay for finished, inspected stages, not dates. More in [our Mount Pleasant cost guide](https://thelocalthree.com/guides/hvac-contractors-cost-mount-pleasant/). Request a quote ## Ask our three for a price One short form, sent only to the companies you tick. Most reply within one or two working days. Send my request to We never sell your details. A business that answers may pay us a small fee; your price is the same. We never sell your details. A business that answers may pay us a small fee; your price is the same. Questions ## Questions about hvac contractors in Mount Pleasant How did the editors choose these HVAC contractors in Mount Pleasant? Editors shortlist businesses with strong ratings and enough reviews, check their records, and choose the final picks against the published criteria. We compared 9 HVAC contractors for Mount Pleasant. Which of these HVAC contractors in Mount Pleasant has the best reviews? Hero has a 5.0 rating from 386 public reviews, the highest on this page. Which of these HVAC contractors has the most reviews? Hay Tire Pros - Mt. Pleasant, with 698 public reviews. A long review history shows how a business handles many jobs. Are these HVAC contractors licensed? 3 of the 3 businesses here had their state license checked against public records. Each profile shows the source and the date of the check. How many quotes should I get for HVAC contractors in Mount Pleasant? Get at least three. Use the quote form on this page: only the businesses you tick receive your request. Related in Mount Pleasant ## Also selected - [AC Repair](https://thelocalthree.com/mount-pleasant/ac-repair/) - [Roofing Contractors](https://thelocalthree.com/mount-pleasant/roofing-contractors/) - [Auto repair shops](https://thelocalthree.com/mount-pleasant/auto-repair-shops/) - [Brake repair shops](https://thelocalthree.com/mount-pleasant/brake-repair-shops/) - [Tire shops](https://thelocalthree.com/mount-pleasant/tire-shops/) Nearby editions ## HVAC Contractors nearby - [Jacksonville](https://thelocalthree.com/jacksonville/hvac-contractors/) - [Miami](https://thelocalthree.com/miami/hvac-contractors/) - [Tampa](https://thelocalthree.com/tampa/hvac-contractors/) - [Orlando](https://thelocalthree.com/orlando/hvac-contractors/) - [Port St. Lucie](https://thelocalthree.com/port-st-lucie/hvac-contractors/) - [St. Petersburg](https://thelocalthree.com/st-petersburg/hvac-contractors/) - [Cape Coral](https://thelocalthree.com/cape-coral/hvac-contractors/) - [Hialeah](https://thelocalthree.com/hialeah/hvac-contractors/) Up a level ## More in Mount Pleasant - [Mount Pleasant edition](https://thelocalthree.com/mount-pleasant/) - [HVAC Contractors, every city](https://thelocalthree.com/hvac-contractors/) - [Mount Pleasant cost guide](https://thelocalthree.com/guides/hvac-contractors-cost-mount-pleasant/) For businesses ## Own a local business in Mount Pleasant? 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Ratings and review counts are collected from public review platforms and were last refreshed on November 4, 2026 .