5709 MARILYN DR, 78757
A central heat and air system replacement project is underway at 5709 Marilyn Dr in Austin. This type of mechanical work involves updating or replacing your home's primary heating and cooling equipment.
This mechanical permit is active and was issued on June 16, 2026. The contractor for this project is Green Collar Operations LLC. Project costs are not listed on this permit.
Homeowners considering an HVAC upgrade can look to this permit for insight into mechanical system replacements in the 78757 area.
Issued
June 16, 2026
Expires
December 13, 2026
License
Mechanical Contractor
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Filed by Green Collar Operations LLC.
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 2026-073745 MP |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | Mechanical Permit · Change Out |
| Status | Active |
| Job Description | Replacement of complete existing central heat and air system with or without duct work |
| Floor / Unit | — |
| Estimated Cost | Not reported |
| Approved | June 10, 2026 |
| Issued | June 16, 2026 |
| Expires |
| December 13, 2026 |
| BBL | — |
| BIN | — |