54B
90% range 48.0–63.1
CORE Design Group, Inc.
Primary kind of workDecks & porches
activelow confidence
Sub-scores
Inspections57
better than peers
Failed / re-inspection results on 8% of inspections vs 19% expected for similar jobs
Plan quality / Revisions54
typical
0.77 plan send-backs / revision events per permit vs 1.06 expected for similar jobs
Time to permit62
better than peers
Median 3 days to approval vs 20 days peer median (0.40× after adjusting for kind of work)
Completion67
better than peers
0% of issued permits expired/voided without final vs 16% expected
More: compliance & reliability
Compliance42
worse than peers
0.17 license/insurance/stop-work type holds per permit vs 0.09 expected
Reliability39
worse than peers
5% of inspections cancelled vs 2% expected
Ann Arbor activity & plain stats
Permits in scored set
7
Last 3 years
6
Last 12 months
1
Years active
3
2023–2025
Median days to approval
3
peer median 20.0
Permits needing a revision
71%
Permits with a failed / re-inspection
14%
Inspections on record
12
Job mix
Decks & porches 100%
Sample permit records
| Permit | Kind of work | Applied | Status | Days to approval | Notes |
|---|---|---|---|---|---|
| BLDGC25-0524 | Decks & porches | 2025-12-29 | Final | 168 | plan submittal v1 requires re-submit 6 eReview file(s) sent back for resubmittal Compliance hold (license / insurance / violation) |
| BLDGC23-0284 | Decks & porches | 2023-06-22 | Final | 21 | inspection Final [BLD]: Re-inspection required 2 eReview file(s) sent back for resubmittal |
| BLDGC24-0577 | Decks & porches | 2024-11-11 | Final | 2 | 1 eReview file(s) sent back for resubmittal |
| BLDGC24-0579 | Decks & porches | 2024-11-11 | Final | 3 | 1 eReview file(s) sent back for resubmittal |
| BLDGC24-0299 | Decks & porches | 2024-07-09 | Final | 3 | — |
| BLDGC24-0068 | Decks & porches | 2024-02-22 | Final | 1 | — |