Contractor Profile

21st Century.com Construction INC

21st Century.com Construction INC concentrates in commercial alteration in Chicago (60% of its 15 segment-eligible permits), with secondary activity across 1 other segment. Its permit record in Chicago spans 2018–2026. Reliable permit valuations total ≈$1.6M (across the 100% of filings with a valuation we can stand behind).

First permit: Oct 3, 2018 (2,889d ago)Latest permit: Jan 13, 2026 (230d ago)
The sales record
Market
Chicago
Active
2018–2026 · 8 yrs
Licence IDs on their permits
Reliable value
$1.6M
Coverage
100%
Reliable filings
16
Rank in Chicago
#3,267
Permits (all-time, all segments)
17
Filings 90d
0
Filings 30d
0
Latest permit
Jan 13, 2026
Typical project size$65Ktypically $6K–$159K across 16 valued permits
Where they work

Primarily Commercial Alteration 60% of 15 segment-classified permits

Ranked #1,831 in the Chicago Commercial Alteration leaderboard →
Firmographics
License & registration IDs on fileNot in our data — we don’t hold licensing-board registries, and this city’s permit records carry no licence number. This is a gap in our coverage, not a statement about this firm’s licensure.
Direct contactNot in our data — we don’t fabricate firmographics.
Monthly activity
Sep ’250–1 permits/moJan ’26
permits per month permit value
Service area

Typical service area ~3 mi in Chicago

The p90 footprint of where 21st Century.com Construction INC has pulled permits in Chicago — drawn from all 17 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.

  • Chicago17
Find Commercial Alteration contractors near your branchEnter your address — see who’s pulling these permits in your radius.

Showing 15 of 15 permits by 21st Century.com Construction INC in the indexed window · most recent first

Sort
Jan 13, 2026
applied Dec 29, 2025
2200 S Wentworth Ave, Chicago, IL
Commercial Alteration
$150K
Oct 2, 2025
applied Sep 3, 2025
2927 S Archer Ave, Chicago, IL
Commercial Alteration
$100K
Sep 16, 2025
applied Jul 11, 2025
2200 S Wentworth Ave, Chicago, IL
Commercial Alteration
$300K
Feb 9, 2024
applied Dec 16, 2022
2335 S Wentworth Ave, Chicago, IL
Commercial Alteration
$50K
Sep 2, 2022
2422 S Canal St, Chicago, IL
Commercial Alteration
$80K
Nov 23, 2020
applied Nov 13, 2019
3341 S Lituanica Ave, Chicago, IL
Commercial Alteration
$30K
Nov 12, 2020
2618 S Throop St, Chicago, IL
Commercial Alteration
$5K
Mar 24, 2020
applied Feb 26, 2020
4541 S Ashland Ave, Chicago, IL
Commercial Alteration
$9K
Mar 13, 2020
1017 W 32nd St, Chicago, IL
Residential Alteration
$3K
Sep 16, 2019
applied Aug 30, 2019
4042 N Narragansett Ave, Chicago, IL
Residential Alteration
$5K
Jul 15, 2019
2301 S Wentworth Ave, Chicago, IL
Residential Alteration
$220K
Mar 26, 2019
2618 S Throop St, Chicago, IL
Commercial Alteration
$95K
Mar 13, 2019
applied Mar 12, 2019
3263 S Bell Ave, Chicago, IL
Residential Alteration
$6K
Feb 28, 2019
2618 S Throop St, Chicago, IL
Residential Alteration
$185K
Oct 3, 2018
applied Sep 25, 2018
3041 S Quinn St, Chicago, IL
Residential Alteration
$3K
Sites 21st Century.com Construction INC returns to1 in Chicago

Addresses where 21st Century.com Construction INC 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 Commercial Alteration contractors in Chicago
See the full Chicago Commercial Alteration leaderboard →

Put 21st Century.com Construction INC on your call list.

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