NSG Heating and Air Specialists, LLC
Fort Worth, TX HVAC · #10 of 21 · BBB A+ · 10+ yrs
At a glance
- Google rating
- 5.0★ from 350+ reviews
- In business
- 10+ years
- BBB
- A+
- Services
- 10 HVAC services
- Service area
- Fort Worth, TX
- Phone
- +1-817-993-4822
Overview
NSG Heating and Air Specialists leads with custom AC and heating installations tailored for Fort Worth homes. Their team specializes in airflow diagnostics, helping homeowners optimize system performance despite North Texas's extreme summer heat. Owners Maria and Nick personally oversee installations, ensuring professional communication and prompt, reliable scheduling for every client. Multiple reviewers highlight the team's ability to diagnose complex issues quickly when other companies fail. This family-owned firm maintains a strong reputation for transparent, pressure-free consultations and high-quality equipment installations.
NSG Heating and Air Specialists provides residential and light commercial HVAC services throughout the Fort Worth area. They specialize in custom system design and airflow diagnostics to improve home comfort and efficiency. The company offers same-day emergency service and maintains a 10-year labor warranty on installations. Their team provides comprehensive indoor air quality solutions, including duct cleaning and smart thermostat integration, to keep systems operating at peak performance.
Vouched Score breakdown — 82/100
At the Fort Worth, TX HVAC average (82/100). Ranks #10 of 21 listed HVAC providers in Fort Worth, TX.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
How NSG Heating and Air Specialists, LLC compares to the Fort Worth average
| Signal | NSG Heating and Air Specialis… | Fort Worth avg | Delta |
|---|---|---|---|
| Vouched Score | 82/100 | 72/100 | +10 vs avg |
| Google rating | 5.0★ | 4.9★ | +0.1 vs avg |
| Review volume | 350+ | 1,165+ | -816 vs avg |
| Years in business | 10+ | 27+ | -17 vs avg |
What customers say
"We had a great experience with NSG. Called them for a quote and they were extremely prompt, professional, and explained everything in great detail. The next business day they installed our new heat pump system. Price is very reasonable. Juan and the team were responsive, professional, and very knowledgeable. They took the time to thoroughly inspect the system, clearly explain what was going on, and walk us through o…"
— Alex Sullivan · Feb 24, 2026 · Google Reviews"Nick layed out the best system for our second unit including increasing the return air flow. The next day installation was not only quick, but easy and very professional. Second time to use NSG and we are happy and confident of their service."
— Kyle · Feb 26, 2026 · Google Reviews"NSG is a top notch HVAC company. I had used them a few months back and they helped me diagnose the issues with my system. I opted to do the repairs myself on that occasion. This week I had my blower motor go out (for the second time) I decided to go ahead and replace my 20 year old system. NSG came out the following day and had the installation completed in no time. Nick and Maria, the Owner's both came to my home d…"
— Jonathan Bowers · Dec 3, 2025 · Google Reviews"NSG Heating and Air Specialists, LLC delivered outstanding service from start to finish. They responded quickly, diagnosed the issue without delay, and had everything running smoothly in no time. The team was professional, courteous, and clearly knowledgeable, which gave me confidence in their work. On top of that, the value was excellent, quality service at a fair price. I highly recommend NSG to anyone needing rel…"
— Randall Sloan · Dec 13, 2025 · Google Reviews"Our air conditioner went out on Thursday and we just got it replaced today (Sunday). They were fast, easy to work with, and walked us through the entire process to ensure we were getting the system that made sense for us. Highly recommend and very satisfied"
— George Wells · Feb 22, 2026 · Google ReviewsPros
- High Google rating (5.0★ across 350+ reviews)
- Long-established (10+ years in business)
Self-reported on their website — not independently verified.
- Emergency response: same-day
- Financing available
- Free estimates
- Indoor air quality services
- Mini-split system specialist
- Duct testing & sealing
- Specializes in AC repair
- Specializes in AC replacement
When to choose them
- You need indoor air quality work
- You need furnace repair
- You need to finance the work
- You prefer a family-owned operation
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- Furnace Repair — Repair of gas and electric furnaces — ignition systems, blower motors, heat exchangers, control boards, and flame sensors.
- Heating System Replacement — Replacement of an aging or failed heating system, typically a furnace or heat-pump indoor unit.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
- Heat Pump Service
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Duct Work — Ductwork inspection, sealing, and replacement — addresses leakage, undersized runs, and uneven room temperatures.
- Thermostat Installation
Service area
Fort Worth, TX home
What NSG Heating and Air Specialists, LLC publishes about pricing
Maintenance plans
-
maintenance plan
As published: maintenance plan"…ce calls are quick and efficient. Have the annual maintenance plan – tech’s only replace parts as needed, but always…"↗ source
Financing
-
Financing available
As published: Financing available"…Maintenance Call Or Text Us 24/7: Our Promotions Financing Available Featured Manufacturers We Service All Major Makes…"↗ source
Customer Satisfaction NSG Heating and Air Specialists, LLC provides experienced technicians who use high-quality materials and equipment to offer affordable heating services in Fort Worth to meet all your needs. We are committed to ensuring customer satisfaction by providing exceptional customer service and standing behind our services. Contact us today to keep your home warm and comfortable during the colder months. Contact NSG Heating & Air Specialists, LLC Today Don’t let the colder months ca
Guarantees & credentials
- 10 year warranty
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
| Daily | Open 24/7 |
|---|
Frequently asked questions
What are the pros of NSG Heating and Air Specialists, LLC?
When should I choose NSG Heating and Air Specialists, LLC?
What is the Vouched Score for NSG Heating and Air Specialists, LLC?
Is NSG Heating and Air Specialists, LLC BBB accredited?
How long has NSG Heating and Air Specialists, LLC been in business?
How can I contact NSG Heating and Air Specialists, LLC?
What does HVAC service typically cost when working with a Fort Worth, TX provider like NSG Heating and Air Specialists, LLC?
What pricing terms does NSG Heating and Air Specialists, LLC publish on their website?
Does NSG Heating and Air Specialists, LLC do AC Repair in Fort Worth, TX?
Does NSG Heating and Air Specialists, LLC do AC Replacement in Fort Worth, TX?
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
NSG Heating and Air Specialists, LLC (this company) |
82/100 | 5.0★ (350+) | 10+ | A+ | — | — |
| 92/100 | 5.0★ (845+) | 37+ | A+ ✓ | — | — | |
| 84/100 | 4.8★ (555+) | 20+ | — | — | — | |
| 82/100 | 4.9★ (1,875+) | 13+ | — | — | — |
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Profile last updated May 13, 2026.