HVAC companies in Seguin, TX 78155
12 HVAC companies, with local market data for this ZIP.
General contractors 62Other construction trades 19HVAC 12Roofing and exteriors 7Concrete and masonry 7Electricians 7Remodeling 4Flooring and tile 3Fences and decks 2Carpentry, drywall and windows 1Garage doors 1Excavation and demolition 1Painting 1
Area profitability, HVAC57 / 100Moderate market, crowded field
Typical home value$267,000−1.8% in the past year
New homes permitted, 20251,697Guadalupe County
Homeowners72.5%20,078 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Brown's AC & Heating Sales & ServiceHVAC contractor · 2175 E US Highway 90, Seguin(830) 303-7615 · brownsac.com
Clark Air RepairHVAC contractor · 405 Mills Way, Seguin(830) 303-9980 · clarkairrepair.com
Classic Air Conditioning and HeatingHVAC contractor · 1306 Hunters Pl, Seguin(830) 515-0062 · classicairtx.com
Diamond AirHVAC contractor · 226 Sunbelt Loop W, Seguin(830) 303-9397 · diamondairtexas.com
Havoc A/C and RefrigerationHVAC contractor · 1500 E Court St, Seguin(830) 971-2225 · havocac.com
Joe Cools A/C & HeatingHVAC contractor · 527 E Kingsbury St, Seguin(830) 433-4559 · joecoolsacllc.com
R & S Heating & Air ConditioningHVAC contractor · 1202 N Camp St, Seguin(830) 303-3603 · rnsheatingnac.com
South Central InsulationHVAC contractor · 975 Capote Oaks Dr, Seguin(830) 379-1975 · southcentralinsulation.com
Tri-County A/C & HeatingHVAC contractor · 510 N Austin St, Seguin(830) 303-8624 · tricountyac.com
Tri-Star A/C & HeatingHVAC contractor · 218 E Kingsbury St, Seguin(830) 372-4199 · tristarac.com
HVAC Pros Heating & A/C, LLCHVAC contractor · 731 Monarch Dr, Seguin(830) 743-7713
Moorhead Service CompanyHVAC contractor · 1419 Fleming Dr, Seguin(830) 587-5790
HVAC in ZIP 78155 at a glance
Local building angle: Guadalupe County permitted 1,697 new homes in 2025, including 133 apartment units. 32% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.