Forney HVAC Pros

Grizzly Heating & Air (formerly Schnorrbusch) Terrell, TX: Independent Vetting Report

Grizzly Heating & Air was formerly known as Schnorrbusch Heating & Air. The business operates from the same Terrell address (302 E Nash St) under the same TDLR license, TACLA63002E. If you’re researching Grizzly Heating & Air before hiring, you’re doing it right. We vet every contractor in our network before they ever receive a lead. Grizzly brings NATE certification and ductless mini-split specialization to a market where most contractors are generalists. Here’s our honest breakdown of what they do well, who they’re the right fit for, and where another contractor might serve you better.

Our Verdict Grizzly Heating & Air holds NATE certification, the HVAC industry’s highest independent technical credential, and operates with the owner as the primary service technician. Based in Terrell and serving eastern Kaufman County since 2015, they are our network’s recommended specialist for ductless mini-split systems and the best-positioned contractor for homeowners in Terrell and the eastern edge of the service area. With a 4.8-star Google rating across 193 reviews and an active TDLR ACR license, they earn their spot through technical depth.

Quick Facts: Grizzly Heating & Air

Google Rating 4.8 ★ (193 reviews)
In Business Since 2015
Certification NATE Certified (North American Technician Excellence)
Specialty Ductless mini-split systems
Owner Role Owner serves as lead technician
TDLR License TACLA63002E, active as of Oct 5, 2026 · verify on TDLR →
Last Verified October 5, 2026 (our process)
Phone (469) 314-8001
Base Terrell, TX (eastern Kaufman County)

ⓘ Rating and review count read from Google Maps on October 5, 2026. Verify current rating on Google →

What Grizzly Heating & Air Does Well

  • NATE certification North American Technician Excellence (NATE) is the HVAC industry’s highest independent technical credential. It requires passing standardized tests across installation, service, and system knowledge. Not all contractors pursue it. Having NATE certification means the person diagnosing your system has been tested against a national benchmark, not just logged hours on the job.
  • Owner serves as lead technician The person with the credentials is the person doing the work. This eliminates the gap between an owner who is credentialed and the crew they dispatch. What you see on paper is who shows up at your door.
  • Ductless mini-split specialist Mini-split systems require different installation knowledge and service procedures than ducted systems. Grizzly is the most experienced ductless specialist in our vetted network. For any ductless installation, service, or troubleshooting, they are the first call.
  • Terrell-based coverage for eastern Kaufman County Most contractors in our network are based in or near Forney. Grizzly operates out of Terrell, which means shorter dispatch distances and stronger familiarity with the eastern portions of Kaufman County.

Who Grizzly Is the Right Fit For

  • Any ductless or mini-split installation, service, or repair
  • Homeowners in Terrell or eastern Kaufman County who want a locally based contractor, not one dispatching from Forney
  • Customers who want NATE-credentialed work from the person who holds the certification
  • Seasonal maintenance by a technician who knows the specific demands of the eastern county climate

Where a Different Contractor Might Serve You Better

Grizzly is not the right call for every job. We’d rather tell you that than send you to the wrong contractor.

Emergency same-day availability at high volume: Grizzly is not structured for high-volume emergency dispatch. For urgent calls needing same-day service, Infinity Texas Air (24/7) or Absolute Air AC & Heating (24/7 confirmed) are better positioned.

Full system replacement with financing: If a new system requires 0% financing terms, Bolton Heating & Air leads our network on that specific offer.

Higher review volume: At 193 reviews, Grizzly has a solid record but less history than Absolute Air (620) or Infinity (1,400+). If volume matters to your decision, those contractors have more.

Why We Include Grizzly in Our Network

We don’t include every HVAC company operating in Forney. Every contractor in our network clears four criteria before we’ll match them with a homeowner:

  • 4.7★ or higher on Google with a sustained review history, not a short-term spike
  • Active TDLR ACR license, verified through the state database at the time of inclusion
  • Local base of operations in Kaufman County, not a regional call center dispatching whoever is closest
  • Independently verifiable credibility signals: NATE certification, years in business, owner accountability

Grizzly meets all four. Their NATE credential and owner-as-technician model are among the stronger technical differentiators in the network. You can verify their TDLR license yourself using our free lookup tool.

For a side-by-side comparison of all ten vetted HVAC contractors in the Forney area, see our full Forney HVAC contractor rankings.

Frequently Asked Questions: Grizzly Heating & Air

Is Grizzly Heating & Air NATE certified?

Yes. Grizzly Heating & Air holds NATE certification (North American Technician Excellence), which is the HVAC industry’s highest independent technical credential. NATE requires passing standardized testing across installation, service, and system knowledge areas.

What is a ductless mini-split system and does Grizzly specialize in them?

A ductless mini-split is a heating and cooling system that does not use air ducts. Individual wall-mounted air handlers connect to an outdoor unit, allowing zone-by-zone temperature control. They are common in room additions, converted garages, and homes without existing ductwork. Grizzly Heating & Air is the primary ductless specialist in our vetted network and is the first contractor we recommend for mini-split work.

Is Grizzly Heating & Air licensed in Texas?

Yes. Grizzly Heating & Air holds an active TDLR ACR license, which is required by the state of Texas for all HVAC contractors. You can verify their current license status using the Texas HVAC license lookup tool on this site.

Where is Grizzly Heating & Air located?

Grizzly Heating & Air is based in Terrell, TX, which positions them in eastern Kaufman County. This makes them the closest and most locally familiar contractor in our network for homeowners in Terrell and the surrounding eastern service area.

Is Grizzly Heating & Air good for emergency HVAC repair?

For emergency same-day service, Grizzly is not our first recommendation. They are better suited for scheduled service, maintenance, and specialized ductless work. For confirmed 24/7 emergency coverage, Absolute Air AC & Heating or Accurate Home Services are the better options in our network.

What areas does Grizzly Heating & Air serve?

Grizzly Heating & Air serves Terrell, Forney, and the eastern Kaufman County area. Their Terrell base gives them the shortest dispatch times for homeowners on the eastern edge of our service area compared to contractors based in Forney proper.

Not Sure If Grizzly Is Right for Your Job?

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Forney HVAC Pros is a free contractor matching service. Contractors in our network pay a referral fee when we send them a lead. Fees never determine who we include or how we rank them. See how we rank contractors. We are not affiliated with Grizzly Heating & Air. Review data cited from Google Maps and verified independently. Last verified October 5, 2026.