Contractor Profile

Keystone

Keystone concentrates in multifamily alteration in Columbus (80% of its 15 segment-eligible permits), with secondary activity across 2 other segments. Its permit record in Columbus spans 2014–2019. Reliable permit valuations total ≈$167K (across the 93% of filings with a valuation we can stand behind).

First permit: Dec 26, 2014 (4,266d ago)Latest permit: Dec 23, 2019 (2,443d ago)
The sales record
Market
Columbus
Active
2014–2019 · 5 yrs
Licenses on file
0
Reliable value
$167K
Coverage
93%
Reliable filings
14
Rank in Columbus
#2,933
Permits (all-time, all segments)
15
Filings 90d
0
Filings 30d
0
Latest permit
Dec 23, 2019
Typical project size$6Ktypically $6K–$6K across 14 valued permits
Where they work
Firmographics
License & registration IDs on fileNo license records in the source data.
Direct contactNot in our data — we don’t fabricate firmographics.
Service area

Typical service area ~4 mi around Columbus Oh

The p90 footprint of where Keystone has pulled permits in Columbus — drawn from all 15 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.

  • Columbus Oh15
Find Multifamily Alteration contractors near your branchEnter your address — see who’s pulling these permits in your radius.

Showing 15 of 15 permits by Keystone in the indexed window · most recent first

Sort
Dec 23, 2019
1743 Holburn Ave Unit A
Multifamily Alteration
$6K
Dec 23, 2019
1744 Holburn Ave Unit A
Multifamily Alteration
$6K
Dec 23, 2019
1754 Holburn Ave Unit A
Multifamily Alteration
$6K
Dec 23, 2019
1776 Holburn Ave
Multifamily Alteration
$6K
Dec 23, 2019
1764 Holburn Ave
Multifamily Alteration
$6K
Dec 23, 2019
1779 Holburn Ave Unit A
Multifamily Alteration
$6K
Dec 23, 2019
1617 Smith Rd Unit A
Multifamily Alteration
$6K
Dec 23, 2019
1627 Smith Rd Unit A
Multifamily Alteration
$6K
Dec 23, 2019
1870 Holburn Ave Unit A
Multifamily Alteration
$6K
Dec 23, 2019
1860 Holburn Ave Unit A
Multifamily Alteration
$6K
Dec 23, 2019
1850 Holburn Ave Unit A
Multifamily Alteration
$6K
Dec 23, 2019
1647 Smith Rd Unit A
Multifamily Alteration
$6K
Aug 29, 2016
367 S Hague Ave
Residential MEP
Residential
Sep 8, 2015
976 S High St
Commercial New Construction
$90K
Dec 26, 2014
645 Harrisburg Pike
Commercial New Construction
$5K
Sites Keystone returns to1 in Columbus

Addresses where Keystone has pulled repeat permits and the site itself has a deep permit history (25+ permits, all contractors). Each links to that parcel’s full record.

Other top Multifamily Alteration contractors in Columbus
See the full Columbus Multifamily Alteration leaderboard →

Put Keystone on your call list.

Watch this contractor, get a daily email when they pull a new permit, and explore Columbus permits in the Market Explorer — enriched and parcel-joined.