Best Licensed HVAC Contractors in Sherman, TX
109 hvac contractors companies registered in Grayson County hold current TDLR licenses, verified against official records as of August 13, 2026. The 8 companies below passed every verification check, ranked by license class and license term.
How we chose: We identified 119 companies registered in Grayson County. 109 passed license verification. These 8 passed every check. Our methodology
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- Verified
- August 13, 2026
- Class
- A (unlimited) · AC
- Expires
- 2027-09-06
- Verified
- August 13, 2026
- Class
- A (unlimited) · AC
- Expires
- 2027-08-17
- Verified
- August 13, 2026
- Class
- A (unlimited) · AC
- Expires
- 2027-08-15
- Verified
- August 13, 2026
- Class
- A (unlimited) · AE
- Expires
- 2027-08-03
- Verified
- August 13, 2026
- Class
- A (unlimited) · AE
- Expires
- 2027-08-02
- Verified
- August 13, 2026
- Class
- A (unlimited) · AC
- Expires
- 2027-08-02
- Verified
- August 13, 2026
- Class
- A (unlimited) · AE
- Expires
- 2027-07-30
- Verified
- August 13, 2026
- Class
- A (unlimited) · AE
- Expires
- 2027-07-24
Compare the top 6 at a glance
| Company | License | Class | Expires |
|---|---|---|---|
| Texas Precision Air | #61619 | AC | 2027-09-06 |
| Grayson Services | #20486 | AC | 2027-08-17 |
| Dimension Electric & A/c Inc. | #6560 | AC | 2027-08-15 |
| 5 T Mechanical LLC | #114107 | AE | 2027-08-03 |
| Blackburn Plumbing, Air & Electric LLC | #26069 | AE | 2027-08-02 |
| Cool Co Heating & Air Conditioning, LLC | #122440 | AC | 2027-08-02 |