MIELKE MECHANICAL, INC.
MIELKE MECHANICAL, INC. has filed 15 building permits in Columbus since 2019, closing 92% of 13 rated permits. 2 permits remain open.
92%
15
Construction Permits
2
Currently Open
13
Rate-Eligible
permits > 1yr old
2019–2025
Years Active
Closure rate based on permits older than 1 year. “Issued” and “Stop Work” statuses are excluded.
Performance by Permit Type
Mechanical11 rated
90.9% closed vs 83% median, 7.9 points higher
Plumbing2 rated
100.0% closed vs 86% median, 14.2 points higher
Median based on all applicants with 20+ rated permits in each category. Only permits older than 1 year are rated.
Year-by-Year Summary
2025
—
Open1
Closed1
Too early to rate — permits need 1 year to mature
2024
100.0%
Open0
Closed1
1 closed / 1 rated
2023
83.3%
Open1
Closed5
5 closed / 6 rated
2021
100.0%
Open0
Closed2
2 closed / 2 rated
2019
100.0%
Open0
Closed4
4 closed / 4 rated
All Permits
15 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Open | ALTC2533580 | Alteration | 8787 ORION PL, Columbus | Sep 24, 2025<1yr | Sep 24, 2025 | $711,000 |
| Closed | MMEPC2527510 | Mechanical | 2955 CHARTER ST, Columbus | Jul 29, 2025<1yr | Nov 6, 2025 | $0 |
| Closed | MMEPC2436645 | Mechanical | 6633 DOUBLETREE AVE, Columbus | Sep 10, 2024 | Jun 2, 2025 | $0 |
| Open | MMEPC2335862 | Mechanical | 7348 FODOR RD, Columbus | Aug 23, 2023 | Aug 23, 2023 | $0 |
| Closed | MMEPC2334717 | Mechanical | 3838 INDIANOLA AVE, Columbus | Aug 16, 2023 | Sep 19, 2023 | $0 |
| Closed | MMEPC2314644 | Mechanical | 2485 OLDE SAWMILL BLVD, Columbus | Apr 7, 2023 | Aug 4, 2023 | $0 |
| Closed | MMEPC2313944 | Mechanical | 8295 SANCUS BLVD, Columbus | Apr 3, 2023 | May 23, 2023 | $0 |
| Closed | PMEPC2302397 | Plumbing | 724 W GAY ST, Columbus | Jan 5, 2023 | Jul 14, 2023 | $0 |
| Closed | MMEPC2302070 | Mechanical | 724 W GAY ST, Columbus | Jan 3, 2023 | Jun 29, 2023 | $0 |
| Closed | MMEPC2134292 | Mechanical | 100 W 4TH AVE, Columbus | Aug 30, 2021 | Jul 7, 2022 | $0 |
| Closed | MMEPC2102146 | Mechanical | 1164 GIBBARD AVE, Columbus | Jan 20, 2021 | Jan 28, 2021 | $0 |
| Closed | MMEPC1924203 | Mechanical | 200 GEORGESVILLE RD, Columbus | Nov 21, 2019 | Jan 14, 2020 | $0 |
| Closed | MMEPC1922692 | Mechanical | 4077 WORTH AVE, Columbus | Nov 5, 2019 | Dec 4, 2019 | $0 |
| Closed | MMEPC1922695 | Mechanical | 4125 WORTH AVE, Columbus | Nov 5, 2019 | Jan 21, 2020 | $0 |
| Closed | PMEPC1920576 | Plumbing | 4125 WORTH AVE, Columbus | Oct 9, 2019 | Jan 22, 2020 | $0 |