Nian Roofing (dba) Bt Roofing in the Collier County Permit Record
Permits in this dataset (January 2020 – June 2026).
Nian Roofing (dba) Bt Roofing works both segments, with a primarily residential practice.
Median approval runs 6 days for residential permits and 23 days for commercial. Approval time reflects county review and application completeness, not installation speed.
Comparing matched periods one year apart, so seasonality doesn't distort the trend.
Each bar is permits issued that month, Jul 2025 through Jun 2026. Red = peak month (2025-09, 1 permits).
Declared project values range from $14,500 to $62,000, with an average job of $29,612.
County average: $45,534 — this contractor is -35% relative to that benchmark.
All data sourced from Collier County public permit records, January 2024 – June 2026. Permit counts measure permits issued, not projects completed. Declared values are self-reported by permit applicants. This directory does not verify insurance, licensing status, or workmanship quality. Always verify directly before hiring.
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