46C
90% range 40.9–52.2
Mastec
Primary kind of workSolar / EV
activefeaturedmedium confidence
Sub-scores
Inspections45
typical
Failed / re-inspection results on 41% of inspections vs 22% expected for similar jobs
Plan quality / Revisions48
typical
0.77 plan send-backs / revision events per permit vs 0.68 expected for similar jobs
Time to permit43
worse than peers
Median 24 days to approval vs 16 days peer median (1.53× after adjusting for kind of work)
Completion38
worse than peers
57% of issued permits expired/voided without final vs 25% expected
More: compliance & reliability
Compliance49
typical
0.13 license/insurance/stop-work type holds per permit vs 0.12 expected
Reliability57
better than peers
0% of inspections cancelled vs 3% expected
Ann Arbor activity & plain stats
Permits in scored set
13
Last 3 years
13
Last 12 months
3
Years active
4
2023–2026
Median days to approval
24.0
peer median 16.0
Permits needing a revision
62%
Permits with a failed / re-inspection
15%
Inspections on record
5
Job mix
Solar / EV 77% Roofing 23%
Sample permit records
| Permit | Kind of work | Applied | Status | Days to approval | Notes |
|---|---|---|---|---|---|
| BLDGC25-0066 | Solar / EV | 2025-02-13 | Issued | 71 | inspection Final [BLD]: Re-inspection required plan submittal v1 requires re-submit 3 eReview file(s) sent back for resubmittal |
| BLDGC26-0470 | Roofing | 2026-08-21 | Issued | 32 | Compliance hold (license / insurance / violation) Permit placed on hold for more information |
| BLDGC25-0278 | Solar / EV | 2025-06-20 | Expired | 28 | Permit placed on hold for more information permit expired without final |
| BLDGC25-0435 | Solar / EV | 2025-10-15 | Issued | 40 | — |
| BLDGC24-0470 | Solar / EV | 2024-09-13 | Final | 6 | — |
| BLDGC24-0353 | Solar / EV | 2024-08-08 | Final | 7 | — |
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