52B−
90% range 48.7–57.8
Perkins Construction Co
Primary kind of workMixed / general
occasionalhigh confidence
Sub-scores
Inspections57
better than peers
Failed / re-inspection results on 15% of inspections vs 21% expected for similar jobs
Plan quality / Revisions50
typical
0.76 plan send-backs / revision events per permit vs 0.76 expected for similar jobs
Time to permit52
typical
Median 14 days to approval vs 12 days peer median (0.92× after adjusting for kind of work)
Completion54
typical
18% of issued permits expired/voided without final vs 21% expected
More: compliance & reliability
Compliance40
worse than peers
0.06 license/insurance/stop-work type holds per permit vs 0.04 expected
Reliability60
better than peers
4% of inspections cancelled vs 7% expected
Ann Arbor activity & plain stats
Permits in scored set
93
Last 3 years
12
Last 12 months
0
Years active
18
2008–2025
Median days to approval
14.0
peer median 12.0
Permits needing a revision
28%
Permits with a failed / re-inspection
36%
Inspections on record
335
Job mix
Remodels 38% Additions / ADUs 23% Decks & porches 15% Garages & accessory 11% Commercial alterations 10% Windows & doors 2% Siding / envelope 1% Commercial new 1%
Score by kind of work
Remodels · 35 permits
58
Additions / ADUs · 21 permits
54
Decks & porches · 14 permits
54
Garages & accessory · 10 permits
54
Commercial alterations · 9 permits
50
Sample permit records
| Permit | Kind of work | Applied | Status | Days to approval | Notes |
|---|---|---|---|---|---|
| BLDGC23-0304 | Commercial new | 2023-07-07 | Issued | 362 | inspection Backfill [BLD]: Partial Pass inspection Compaction [BLD]: Partial Pass inspection Rough-In [BLD]: Partial Pass plan submittal v2 requires re-submit plan submittal v1 requires re-submit |
| BLDGR23-2495 | Additions / ADUs | 2023-12-05 | Final | 105 | inspection Backfill [BLD]: Partial Pass inspection Compaction [BLD]: Re-inspection required inspection Insulation [BLD]: Partial Pass plan submittal v1 requires re-submit plan submittal v2 requires re-submit 3 eReview file(s) sent back for resubmittal |
| BLDG21-2436 | Additions / ADUs | 2021-12-01 | FINALED | 13 | inspection **FINAL: NOT READY inspection INSULATION: CONDITIONAL APPROVAL inspection ROUGH: PARTIAL PASS inspection FLASHING: PARTIAL PASS inspection FOOTING: FAILED |
| BLDG11-1448 | Decks & porches | 2011-08-29 | FINALED | 2 | — |
| BLDG08-1395 | Windows & doors | 2008-10-28 | FINALED | 0 | — |
| BLDG08-0539 | Garages & accessory | 2008-07-22 | FINALED | 0 | — |
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