HVAC companies serving 78621, Elgin, TX
16 licensed contractors serve Elgin, 11 of them install mini splits. Homes in 78621 are a mix of ages (typical: 1996), with 58% built before 2000.
Housing figures: U.S. Census Bureau, American Community Survey 2019-2023 5-year estimates, ZCTA 78621.
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1
ATX Heating & Air Conditioning LLCTop 10
✓ License active through Aug 2027 · ✓ No TDLR enforcement orders
Serves Austin, Bastrop, Buda, Cedar Park, Elgin and more
ATX Heating & Air Conditioning LLC operates from Manor. Homeowners request AC installation, heating repair, ductwork, indoor air quality solutions, and emergency service.
- Ductless mini splits
- Heat pumps
- AC install / replace
- AC repair
- +9 more
BBB listedFamily ownedFinancingWhy #1: Lists both mini splits and heat pumps, offers financing through Wells Fargo, holds a Class A license; no posted price.
70/ 100atxheatingandac.com (737) 221-4420 Monday To Friday 8:00 AM to 5:00 PM Verified October 4, 2026 -
2
Roznovak's Services,incTop 10
4.5 ★★★★★ 52 Google reviews✓ License active through Dec 2026 · ✓ No TDLR enforcement orders
Serves Austin, Cedar Park, Elgin, Georgetown, Hutto and more
Roznovak's Services,inc serves Williamson County including Austin, Cedar Park, Elgin, Georgetown, Hutto, Lakeway, Leander, and Manor. Homeowners call for AC installation, heat pumps, ductwork, and indoor air quality.
- Ductless mini splits
- Heat pumps
- AC install / replace
- AC repair
- +7 more
FinancingFree estimatesMaintenance planWhy #2: Lists both mini splits and heat pumps, offers financing, in business since 1979.
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3
Unbelievable Air LLCTop 10
✓ License active through Aug 2027 · ✓ No TDLR enforcement orders
Serves Austin, Bastrop, Bee Cave, Buda, Cedar Park and more
Unbelievable Air LLC offers financing through Synchrony. Homeowners hire it for AC installation, repair, heat pumps, furnace work, maintenance, and ductless mini splits.
- Ductless mini splits
- Heat pumps
- AC install / replace
- AC repair
- +4 more
FinancingFree estimatesMaintenance planWhy #3: Lists both mini splits and heat pumps, offers financing through Synchrony, holds a Class A license; no posted price.
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4
ATX Clima LLCTop 10
✓ License active through Apr 2027 · ✓ No TDLR enforcement orders
Serves Austin, Bastrop, Buda, Cedar Park, Elgin and more
ATX Clima LLC offers a stated 1-year labor warranty on all work. Homeowners hire them for AC installation, repair, maintenance, ductwork, heat pumps, and 24/7 emergency service.
- Ductless mini splits
- Heat pumps
- AC install / replace
- AC repair
- +6 more
Family ownedFinancingLabor warrantyWhy #4: Lists both mini splits and heat pumps, states a 1-year labor warranty, offers financing; no posted price.
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5
Air Force Solutions LLCTop 10
5.0 ★★★★★ 41 Google reviews✓ License active through Jan 2027 · ✓ No TDLR enforcement orders
Serves Austin, Buda, Elgin, Manor, Pflugerville and more
Air Force Solutions LLC is a family-owned, licensed and insured contractor offering upfront pricing and financing. Homeowners hire it for AC installation, repair, heat pumps, furnace work, indoor air quality, maintenance, ductless mini splits, and emergency service.
- Ductless mini splits
- Heat pumps
- AC install / replace
- AC repair
- +7 more
Family ownedFinancingUpfront pricingWhy #5: Lists both mini splits and heat pumps, offers financing; no posted price.
55/ 100airforcesolutionstx.com (512) 402-3400 Monday-Friday 7:00 AM-7:00 PM Verified October 4, 2026 -
6
Build Pro Mechanical LLCTop 10
5.0 ★★★★★ 38 Google reviews✓ License active through Jun 2027 · ✓ No TDLR enforcement orders
Serves Austin, Bastrop, Bee Cave, Cedar Park, Elgin and more
Build Pro Mechanical LLC is a family-owned contractor serving Bastrop County. Services include AC installation and replacement, heating and furnace work, ductless mini splits, and emergency service.
- Ductless mini splits
- AC install / replace
- AC repair
- Commercial
- +6 more
Family ownedFinancingFree estimatesWhy #6: Offers financing, holds a Class A license; no posted price.
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7
SGR Air Conditioning and Heating LLCTop 10
5.0 ★★★★★ 13 Google reviews✓ License active through Mar 2027 · ✓ No TDLR enforcement orders
Serves Austin, Bee Cave, Cedar Park, Elgin, Georgetown and more
SGR Air Conditioning and Heating LLC installs and services ductless mini splits for residential and commercial properties. Homeowners call the firm for AC repair, heat pump installation, furnace maintenance, and indoor air quality solutions.
- Ductless mini splits
- Heat pumps
- AC install / replace
- AC repair
- +6 more
FinancingMaintenance planWhy #7: Lists both mini splits and heat pumps, offers financing; no posted price.
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8
Stautz Mechanical, LLCTop 10
5.0 ★★★★★ 20 Google reviews✓ License active through Apr 2027 · ✓ No TDLR enforcement orders
Serves Austin, Cedar Park, Elgin, Georgetown, Hutto and more
Stautz Mechanical, LLC installs and services ductless mini splits throughout Bastrop County. Homeowners call for ductwork, indoor air quality, maintenance, and 24/7 emergency service.
- Ductless mini splits
- Ductwork
- 24/7 emergency
- Indoor air quality
- +2 more
Family ownedFinancingWhy #8: Offers financing, holds a Class A license; no posted price.
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9
Altruistic A/C & HeatingTop 10
4.9 ★★★★★ 826 Google reviews✓ License active through Jan 2027 · ✓ No TDLR enforcement orders
Serves Austin, Bastrop, Bee Cave, Cedar Park, Elgin and more
Altruistic A/C & Heating is a family-owned contractor serving Travis County. Homeowners hire it for AC installation, repair, heating work, ductwork, indoor air quality, maintenance, ductless mini splits, plumbing, and smart thermostats.
- Ductless mini splits
- AC install / replace
- AC repair
- Commercial
- +6 more
Family ownedFinancingFree estimatesWhy #9: Offers financing through Service Finance; no posted price.
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10
Texas Modern Air LLCTop 10
5.0 ★★★★★ 33 Google reviews✓ License active through Jun 2027 · ✓ No TDLR enforcement orders
Serves Austin, Elgin
Texas Modern Air LLC serves Bastrop County including Austin, Bastrop, Cedar Creek, and Elgin. Homeowners hire it for AC installation, repair, heat pumps, heating, ductwork, indoor air quality, maintenance, and 24/7 emergency service.
- Heat pumps
- AC install / replace
- AC repair
- Commercial
- +6 more
Free estimatesMaintenance planSatisfaction guaranteeWhy #10: Holds a Class A license; no posted price.