90% range 50.3–56.8

Timberwolf Construction LLC

General Contractor · Belleville, MI · #201 of 440 listed overall

Primary kind of workCommercial alterations50% of all permits · #28 of 70 commercial alterations specialists

occasionalmedium confidence

Overall score: 50 = peer average for the same role and the same kind of work (e.g. window jobs are compared with window jobs, remodels with remodels). Based on 8 permits (2 STREAM + 6 A2Trak).

Sub-scores

Inspections50

typical

Failed / re-inspection results on 26% of inspections vs 26% expected for similar jobs

Plan quality / Revisions52

typical

0.85 plan send-backs / revision events per permit vs 1.04 expected for similar jobs

Time to permit54

typical

Median 13 days to approval vs 19 days peer median (0.70× after adjusting for kind of work)

Completion—

not enough data

More: compliance & reliability

Compliance62

better than peers

0.00 license/insurance/stop-work type holds per permit vs 0.07 expected

Reliability50

typical

7% of inspections cancelled vs 6% expected

Ann Arbor activity & plain stats

Permits in scored set

Last 3 years

Last 12 months

Years active

2011–2026

Median days to approval

13.0

peer median 19.0

Permits needing a revision

38%

Permits with a failed / re-inspection

50%

Inspections on record

Job mix

Kinds of work across all 8 permits. Each permit is scored against peers doing the same kind of work.

Commercial alterations 50% (4)New homes 12% (1)Roofing 12% (1)Commercial new 12% (1)Additions / ADUs 12% (1)

Sample permit records

A sample of the public records behind this card. Links open the city's permit portals.

Permit	Kind of work	Applied	Status	Days to approval	Notes
BLDG16-0034	Commercial new	2016-01-11	ON HOLD	24	inspection **FINAL: FAILED inspection ROUGH: FAILED inspection FOOTING: CONDITIONAL APPROVAL
BLDGC26-0368	Commercial alterations	2026-07-02	Issued	22	inspection Final [BLD]: Partial Pass plan submittal v1 requires re-submit 3 eReview file(s) sent back for resubmittal
BLDG14-1591	New homes	2014-08-18	EXPIRED	30	inspection **FINAL: CONDITIONAL APPROVAL inspection FOUNDATION/REBAR: CONDITIONAL APPROVAL revision review: APPROVED permit expired without final
BLDGC24-0271	Commercial alterations	2024-06-24	Final	9	—
BLDG13-0296	Commercial alterations	2013-03-04	FINALED	10	—
BLDG11-0822	Roofing	2011-06-09	FINALED	0	—

Related Commercial alterations firms

See all ratings · How scores work

Scores update as new permit activity lands. Not a recommendation to hire. Report an error.