COMPANY RECORD · DETROIT, MI
Supreme Heating & Cooling/Michael Grabowski — permit history in Detroit, MI
Supreme Heating & Cooling/Michael Grabowski appears on 124 Detroit permit records from 2021 through 2025, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 124 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2021 | 52 |
| 2022 | 52 |
| 2023 | 16 |
| 2025 | 4 |
Busiest year on record: 2021, with 52 permits. One project can account for several filings, so read this as filing activity rather than workload.
Where they worked
| Address in source | Most recent permit |
|---|---|
| 975 E Jefferson Ave | 2025-10-13 |
| 1444 Burns St | 2025-02-28 |
| 4275 Seebaldt St | 2025-02-17 |
| 17545 Stoepel St | 2023-12-04 |
| 1565 Monterey St | 2023-11-28 |
| 16801 Schoolcraft St | 2023-07-18 |
| 3434 Russell St | 2023-07-14 |
| 1554 Monterey St | 2023-05-02 |
| 1562 Richton St | 2023-05-02 |
| 1558 Richton St | 2023-05-02 |
| 1550 Monterey St | 2023-05-02 |
| 1553 Monterey St | 2023-05-02 |
| 1559 Richton St | 2023-05-02 |
| 1554 Elmhurst St | 2023-05-02 |
108 distinct addresses on record; the 14 most recent are shown. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
124 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| MEC2025-06399 | 2025-10-13 | Mechanical / HVAC | 975 E Jefferson Ave | REFRIG | |
| MEC2025-06396 | 2025-10-13 | Mechanical / HVAC | 975 E Jefferson Ave | HEATING | |
| MEC2025-01389 | 2025-02-28 | Mechanical / HVAC | 1444 Burns St | HEATING | |
| MEC2025-01070 | 2025-02-17 | Mechanical / HVAC | 4275 Seebaldt St | HEATING | |
| MEC2023-05849 | 2023-12-04 | Mechanical / HVAC | 17545 Stoepel St | HEATING | |
| MEC2023-05812 | 2023-11-28 | Mechanical / HVAC | 1565 Monterey St | REFRIG | |
| MEC2023-03474 | 2023-07-18 | Mechanical / HVAC | 16801 Schoolcraft St | HEATING | |
| MEC2023-03475 | 2023-07-18 | Mechanical / HVAC | 16801 Schoolcraft St | REFRIGERATION | |
| MEC2023-03392 | 2023-07-14 | Mechanical / HVAC | 3434 Russell St | HEATING | |
| MEC2023-02046 | 2023-05-02 | Mechanical / HVAC | 1554 Monterey St | REFRIGERATION | |
| MEC2023-02059 | 2023-05-02 | Mechanical / HVAC | 1562 Richton St | REFRIGERATION | |
| MEC2023-02053 | 2023-05-02 | Mechanical / HVAC | 1558 Richton St | REFRIGERATION | |
| MEC2023-02043 | 2023-05-02 | Mechanical / HVAC | 1550 Monterey St | REFRIGERATION | |
| MEC2023-02042 | 2023-05-02 | Mechanical / HVAC | 1553 Monterey St | REFRIGERATION | |
| MEC2023-02052 | 2023-05-02 | Mechanical / HVAC | 1559 Richton St | REFRIGERATION | |
| MEC2023-02056 | 2023-05-02 | Mechanical / HVAC | 1554 Elmhurst St | REFRIGERATION | |
| MEC2023-02058 | 2023-05-02 | Mechanical / HVAC | 1571 Monterey St | REFRIGERATION | |
| MEC2023-02054 | 2023-05-02 | Mechanical / HVAC | 1551 Monterey St | REFRIGERATION | |
| MEC2023-01384 | 2023-03-30 | Mechanical / HVAC | 1800 Seminole St | REFRIG | |
| MEC2023-01042 | 2023-03-07 | Mechanical / HVAC | 913 Algonquin | HEATING | |
| MEC2022-05678 | 2022-12-07 | Mechanical / HVAC | 12237 Kilbourne Ave | HEATING | |
| MEC2022-05541 | 2022-12-05 | Mechanical / HVAC | 3663 Chatsworth St | HEATING | |
| MEC2022-03504 | 2022-08-02 | Mechanical / HVAC | 19951 Dequindre St | HEATING | |
| MEC2022-03071 | 2022-07-18 | Mechanical / HVAC | 495 Lakewood St | REFRIG | |
| MEC2022-03072 | 2022-07-18 | Mechanical / HVAC | 495 Lakewood St | HEATING | |
| MEC2022-02798 | 2022-06-28 | Mechanical / HVAC | 17405 Wildemere St | HEATING | |
| MEC2022-02799 | 2022-06-28 | Mechanical / HVAC | 17405 Wildemere St | REFRIG | |
| MEC2022-01771 | 2022-06-03 | Mechanical / HVAC | 309 Harper Ave | REFRIG | |
| MEC2022-01770 | 2022-06-03 | Mechanical / HVAC | 309 Harper Ave | HEATING | |
| MEC2022-02406 | 2022-05-31 | Mechanical / HVAC | 864 Lakewood St | HEATING | |
| MEC2022-02405 | 2022-05-31 | Mechanical / HVAC | 12088 Stoepel St | HEATING | |
| MEC2022-02272 | 2022-05-20 | Mechanical / HVAC | 5503 Yorkshire Rd | **STEAM BOILER REPLACEMENT** | |
| MEC2022-02275 | 2022-05-20 | Mechanical / HVAC | 18713 Kelly Rd | **FURNACE REPLACEMENT** | |
| MEC2022-02060 | 2022-05-10 | Mechanical / HVAC | 2512 Virginia Park St | HEATING | |
| MEC2022-02057 | 2022-05-10 | Mechanical / HVAC | 3810 Harvard Rd | HEATING | |
| MEC2022-02059 | 2022-05-10 | Mechanical / HVAC | 4861 Audubon Rd | REFRIG | |
| MEC2022-02058 | 2022-05-10 | Mechanical / HVAC | 3810 Harvard Rd | REFRIG | |
| MEC2022-01772 | 2022-04-25 | Mechanical / HVAC | 10411 Greensboro St | REFRIG | |
| MEC2022-01762 | 2022-04-19 | Mechanical / HVAC | 19005 Fairfield St | BOILER REPLACEMENT | |
| MEC2022-01755 | 2022-04-19 | Mechanical / HVAC | 2920 Marlborough St | HEATING | |
| MEC2022-01761 | 2022-04-19 | Mechanical / HVAC | 2275 Chicago Blvd | BOILER REPLACEMENT | |
| MEC2022-01759 | 2022-04-19 | Mechanical / HVAC | 3455 Buckingham Ave | HEATING | |
| MEC2022-01595 | 2022-04-12 | Mechanical / HVAC | 2496 Orleans St | HEATING | |
| MEC2022-01597 | 2022-04-12 | Mechanical / HVAC | 5810 Cadillac Ave | HEATING | |
| MEC2022-01596 | 2022-04-12 | Mechanical / HVAC | 4155 Avery St | HEATING | |
| MEC2022-01340 | 2022-03-24 | Mechanical / HVAC | 4667 3 Mile Dr | FURNACE | |
| MEC2022-01339 | 2022-03-24 | Mechanical / HVAC | 1981 Longfellow St | FURNACE/ HOT WATER TANK | |
| MEC2022-01354 | 2022-03-24 | Mechanical / HVAC | 10411 Greensboro St | FURNACE | |
| MEC2022-01352 | 2022-03-24 | Mechanical / HVAC | 14361 Maddelein St | FURNACE | |
| MEC2022-00959 | 2022-03-04 | Mechanical / HVAC | 2460 Seminole St | HEATING |
Fields appear as the issuing authority published them, including spelling and blanks. Scope text is the applicant's description of intended work, not an inspection finding.
Source and limits
Public Detroit permit records through 2025, counted by distinct permit number. This is a historical filing record: it cannot show current backlog, pricing, crew availability, licensing or insurance, and a quiet period may only mean work was filed elsewhere. Confirm anything commercial with the company and with the issuing authority before acting. How we build these records, and what we withhold →