Signs of a Refrigerant Leak in Katy, TX
A refrigerant leak in your central air conditioning system leads to reduced cooling capacity, lukewarm air at supply vents, extended run cycles, hissing sounds near…
As a trusted local HVAC company in Katy, TX, JNCR Service delivers precision AC repair, high-efficiency system replacements, and routine maintenance for homes and businesses. Backed by 17+ years of Texas climate experience, our certified technicians provide honest diagnostics, upfront pricing, and fast same-day dispatch.
Founded on honesty, technical skill, and neighborly service, JNCR Service is a trusted local HVAC company in Katy, TX delivering complete heating and cooling solutions you can count on. With over 17 years of hands-on Texas trade experience, we don’t rely on aggressive upselling or cut corners. Whether installing a high-efficiency Carrier system, designing custom ductwork, or troubleshooting an urgent summer breakdown, our licensed technicians ensure the job is done right the first time.
From high-efficiency system upgrades to urgent summer cooling repairs, JNCR Service delivers precision workmanship backed by 17+ years of Texas trade experience. We tailor every service to your property’s specific heating and cooling load, ensuring maximum indoor comfort, lower utility bills, and long-term system reliability.
Upgrade your property with high-efficiency cooling. We specialize in complete central AC change-outs, heat pumps, and Carrier systems, complete with flexible financing options.
Restore cool indoor comfort fast. Our certified technicians troubleshoot warm airflow, failing capacitors, frozen coils, and refrigerant issues with honest, flat-rate pricing.
Eliminate hot spots and lower energy waste. We custom-design, install, and seal residential and commercial ductwork systems to maximize airflow and indoor air quality.
Sudden cooling breakdowns won't wait. We provide fast emergency dispatch across Katy and West Houston to restore your air conditioning when extreme Texas heat strikes.
Centrally located on Greenhouse Road in Katy, JNCR Service deploys fully equipped mobile units across West Houston and neighboring counties. Whether you need an emergency AC repair or a complete high-efficiency system replacement, our licensed technicians provide fast, dependable, same-day heating and cooling service right to your door.
Professional HVAC services for single-family homes, townhomes, and commercial properties throughout Houston.
Complete heating, cooling, routine preventive maintenance, and system diagnostics for Cypress neighborhoods.
Reliable heating, air conditioning repair, and whole-home air quality services across Sugar Land.
Residential and commercial HVAC support tailored to local home layouts and climate demands in The Woodlands.
From initial diagnostic evaluation to final performance testing, we make heating and cooling service straightforward, transparent, and completely stress-free.
Call or submit our online form for rapid dispatch. We provide free, no-obligation cost estimates on system replacements and same-day scheduling for repair calls.
Our certified technician inspects your system and walks you through clear repair or replacement options with flat-rate pricing, no pressure, no surprise fees.
We complete your service using industry-leading tools and factory-spec parts, test overall airflow and efficiency, and back every job with our workmanship guarantee.
When you are searching for a reliable HVAC company in Katy, TX, finding an honest contractor shouldn’t feel like a gamble. With over 7,000 contractors in Greater Houston, we stand out by putting craftsmanship and integrity first. We combine factory-certified training, flat-rate pricing, and honest diagnostics to ensure your home or business stays comfortable without unnecessary upsells.
No hidden trip surcharges, no mystery fees, and no aggressive commission tactics. We provide clear, itemized written estimates before any work starts.
While many contractors rely on decades-old methods, our licensed technicians complete mandatory annual training to master the latest inverter systems and SEER2 standards.
From proper attic duct sealing to exact refrigerant weighing, we complete every phase correctly the first time to extend the life of your equipment.




Don’t sweat out an unreliable air conditioner or deal with high energy bills. Whether you need an emergency cooling repair or a complete Carrier system replacement with flexible 0% financing options, JNCR Service is ready to help. Our certified, bilingual technicians answer service calls promptly and provide honest, flat-rate pricing before any work begins.
Have questions about repairing your air conditioner, installing a high-efficiency Carrier system, or our service process in Katy? Here are clear, straightforward answers to help you make the best decision for your home or business.
Total installation costs depend on the square footage of your property, ductwork conditions, and the SEER2 efficiency rating you select. Standard residential replacements typically range from budget-friendly options to premium variable-capacity Carrier systems. JNCR Service provides free, itemized in-home estimates and flexible financing plans so you know the exact price before work begins.
If your cooling unit is under 10 years old and has an isolated mechanical issue, a repair is usually the most cost-effective path. However, if your system requires frequent emergency service, uses outdated phased-out refrigerant, or the cost of the repair approaches half the value of a replacement, upgrading to a high-efficiency unit will save you more on monthly utilities and long-term repairs.
Yes. Our leadership and field technicians are 100% bilingual in English and Spanish. We walk you through diagnostic assessments, written estimates, and equipment warranties in whichever language you are most comfortable with.
We provide rapid, same-day service dispatch for urgent heating and cooling issues across Katy, Richmond, Cypress, Sugar Land, and surrounding communities. When Texas summer heat waves push systems to failure, our fully stocked service trucks arrive ready to diagnose and repair your unit promptly.
See our certified technicians in action. From complete Carrier system change-outs and custom commercial duct installations to residential condenser replacements, we deliver clean, code-compliant comfort solutions built to endure Texas heat.
Our reputation is built on authentic craftsmanship, transparent flat-rate pricing, and treating every home like our own. Read firsthand reviews from local homeowners and property managers who trust JNCR Service for fast cooling repairs, full system replacements, and dependable indoor comfort.
EXCELLENT
Based on 88 reviews
Posted on Google![]()
Dimas Lopez ValbuenaTrustindex verifies that the original source of the review is Google.
Súper recomendados. J&CR Service hizo un trabajo fantástico instalando mi nuevo aire acondicionado. Su equipo me explicó todo el procedimiento de forma muy clara y profesional. Ahora disfruto de un sistema de AC de alta eficiencia en casa.Posted on Google![]()
C RTrustindex verifies that the original source of the review is Google.
⭐⭐⭐⭐⭐ Excellent service from start to finish! Gilbert and his team were prompt, professional, and very thorough. They took the time to explain everything in detail, were flexible with my needs, and offered very affordable pricing. I truly appreciate the quality of the work and the great customer service. I would highly recommend them to anyone looking for a reliable AC technician!Posted on Google![]()
CGTrustindex verifies that the original source of the review is Google.
Very efficient service!Posted on Google![]()
Robert MaduroTrustindex verifies that the original source of the review is Google.
They installed my AC unit at the garage and the service was very professional. Highly recommendedPosted on Google![]()
Leonardo PintoTrustindex verifies that the original source of the review is Google.
Excellent service! I had my condensation fan bad and Edward changed it and installed a soft starter on my unit. I do recommend J&CR Service. Thank you GilbertoPosted on Google![]()
Peggy BolzanTrustindex verifies that the original source of the review is Google.
Gracias Gilberto y su equipo hablan perfecto español y me han explicado muy bien cómo funciona el sistema, personas muy corteses, y con ganas de que quede satisfecha, les agradezco mucho su apoyo en este tiempo de tanto calor, trabajan con sentido de urgencia. Lo mejor no dejaron desorden muy organizados.Posted on Google![]()
KAREM GOMEZTrustindex verifies that the original source of the review is Google.
I had a great experience with this company! They were professional, punctual, and very knowledgeable. They quickly diagnosed the issue with my air conditioning system and fixed it efficiently. The entire process was smooth, and they took the time to explain everything clearly. Their pricing was fair, and the customer service was excellent. I highly recommend them to anyone looking for honest, reliable, and high-quality HVAC service. Thank you for doing such a great job!Posted on Google![]()
EnidTXTrustindex verifies that the original source of the review is Google.
Friendly. Efficient. Responsive.Posted on Google![]()
bobby lockeTrustindex verifies that the original source of the review is Google.
Had my ac unit replaced on 06-26-2026 and the service was excellent from the sale to insulation. They do not nickel and dime you. Explain what was being done. Highly recommend this company.Verified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more
Stay ahead of high summer utility bills and sudden equipment failures. Read practical guides, energy-saving advice, and local HVAC tips directly from our licensed technicians.
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Whether you are facing an unexpected summer AC breakdown or upgrading to a high-efficiency Carrier system, JNCR Service delivers honest diagnostics, flat-rate pricing, and dependable Texas climate expertise. Reach out today for fast dispatch or to schedule your free, no-obligation system replacement estimate.