The Best HVAC Company in Seguin

Compare top-rated hvac providers in Seguin. Profiles include verified reviews, service details, and direct contact options.

Service providers

Diamond Air

From $50

Up to $500

Closed until Sat, 8:00 AM

In Seguin's thriving community, we at Diamond Air are your dedicated HVAC specialists, providing top-tier solutions for homeowners like you. Our e…

Ducting Air Conditioning LLC.

From $50

Up to $500

Open 24/7

In the heart of Seguin, we are Ducting Air Conditioning LLC., your go-to HVAC specialists. We pride ourselves on delivering exceptional air condit…

Tri-County A/C & Heating

From $50

Up to $500

Closed until Sat, 8:00 AM

In Seguin, we are Tri-County A/C & Heating – your reliable partner for all HVAC services. Specializing in heating and air conditioning, our team o…

GVEC Air Conditioning & Heating

From $50

Up to $500

Closed until Mon, 8:00 AM

In the heart of Seguin, Texas, we, GVEC Air Conditioning & Heating, are dedicated to providing exceptional HVAC services for your home's comfort. …

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Verified HVAC in Seguin, TX

We show only active businesses that pass moderation. Results are specific to Seguin and nearby service areas, and inactive profiles are removed to keep the list current.

Real reviews for hvac

Ratings and reviews come from customers who used the service. Compare hvac pros in Seguin by experience, responsiveness, and value before you reach out.

Local-first search in Seguin

Filter by neighborhood, check locations on the map, and find providers close to home or work in Seguin. Listings are refreshed regularly — August 2026.

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HVAC near me in Seguin, TX - August 2026

Looking for hvac in Seguin? This page lists verified local providers with ratings, reviews, and contact options. We show active businesses only — profiles are moderated and updated by owners.

Compare pros by experience, price range, and customer feedback. Many providers offer free estimates or same-day service for common requests. Use filters and the map to find someone close to your address.

Before you hire

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Customer reviews in Seguin

    5

    When another company's technician told me I needed to spend $1000 to repair my unit and then recommended replacement, I contacted Diamond Air for a second opinion. Rance and Blaine evaluated my system and determined it could be repaired for less than $400. They were knowledgeable, professional, efficient and friendly. I am now a Diamond Air customer.

    5

    Chelsey took care of our scheduling needs and very prompt! Blaine took his time to explain our problem, what would happen and what needed to be done to fix it. I also really like how they will call you to let you know they're on the way. Every employee we have encountered is respectful with your property, they do not leave a mess and always wear shoe covers inside! I will continue to refer my friends and family to Diamond Air over and over.

    5

    Excellent service always. Respectful, knowledgeable and professional. Have dealt with Diamond Air for over 30 years, and wouldn’t choose any other company.

    5

    Rance and Blaine were very nice to work with. I appreciate them taking time to explain the company warranty. We were not rushed and asked plenty of questions, which they were able to answer on the spot. Best of all, the have round the clock service and are a small local business that I will continue to support!

    5

    Techs arrived on time and were very professional. Had an entire system replacement. They finished ahead of schedule and took care of everything. They cleaned up properly and made sure all systems were working correctly before leaving. Would highly recommend.

    5

    The professional team from Diamond Air did a stellar job of installing our new unit! They were polite, respectful, and conscientious about leaving a clean workspace behind!! They were in time and in budget ; a job very well done!!!! I am so thankful for your team Diamond Air and have already recommended your company to others!!!! Thank you so much!