47C
90% range 40.7–55.3
Patrick Thompson Design
Primary kind of workCommercial alterations
activelow confidence
Sub-scores
Inspections—
not enough data
Plan quality / Revisions46
typical
1.90 plan send-backs / revision events per permit vs 1.43 expected for similar jobs
Time to permit47
typical
Median 46 days to approval vs 21 days peer median (1.26× after adjusting for kind of work)
Completion—
typical
More: compliance & reliability
Compliance40
worse than peers
0.27 license/insurance/stop-work type holds per permit vs 0.12 expected
Reliability40
worse than peers
14% of inspections cancelled vs 4% expected
Ann Arbor activity & plain stats
Permits in scored set
6
Last 3 years
5
Last 12 months
4
Years active
3
2021–2026
Median days to approval
46
peer median 21.0
Permits needing a revision
83%
Permits with a failed / re-inspection
0%
Inspections on record
4
Job mix
Commercial alterations 100%
Sample permit records
| Permit | Kind of work | Applied | Status | Days to approval | Notes |
|---|---|---|---|---|---|
| BLDGC26-0040 | Commercial alterations | 2026-02-04 | Issued | 79 | plan submittal v2 requires re-submit plan submittal v1 requires re-submit 6 eReview file(s) sent back for resubmittal Compliance hold (license / insurance / violation) Permit placed on hold for more information |
| BLDGC25-0503 | Commercial alterations | 2025-12-05 | Fees Due | 46 | plan submittal v1 requires re-submit 4 eReview file(s) sent back for resubmittal |
| BLDGC25-0280 | Commercial alterations | 2025-06-23 | Withdrawn | 129 | plan submittal v1 requires re-submit Permit placed on hold for more information |
| BLDG21-0023 | Commercial alterations | 2021-01-05 | CANCELLED | — | review PLAN REVIEW: HOLD review ZONING: HOLD |
| BLDGC26-0285 | Commercial alterations | 2026-06-04 | Issued | 33 | 1 eReview file(s) sent back for resubmittal |
| BLDGC25-0464 | Commercial alterations | 2025-11-13 | Issued | 0 | — |
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