O'BRIEN & O'BRIEN LLC
O'BRIEN & O'BRIEN LLC concentrates in commercial alteration in Chicago (71% of its 14 segment-eligible permits), with secondary activity across 1 other segment. Its permit record in Chicago spans 2016–2026. Reliable permit valuations total ≈$2.4M (across the 100% of filings with a valuation we can stand behind). Filing activity is steady over the last 90 days versus the prior 90.
- Territory
- Chicago
- Active since
- 2016
- Licenses on file
- 0
- Canonical ID
- 282,024
- Reliable value
- $2.4M
- Coverage
- 100%
- Reliable filings
- 14
- Rank in Chicago
- #1,150
- Permits (all-time)
- 50
- Filings 90d
- 1
- Filings 30d
- 0
- Latest permit
- Apr 2, 2026
Typical service area ~5 mi in Chicago
The p90 footprint of where O'BRIEN & O'BRIEN LLC has pulled permits in Chicago — based on 50 geocoded permits (100% of their indexed set). It reflects detected permit activity, not a guaranteed service-area claim.
- Chicago50
Showing 14 of 14 permits by O'BRIEN & O'BRIEN LLC · most recent first
| Issued | Address | Category | Value |
|---|---|---|---|
Apr 2, 2026 applied Feb 25, 2026 | 6402 S VERNON AVE, Chicago, IL | Multifamily New Construction | $50K |
Mar 4, 2026 applied Jan 5, 2026 | 6404 S VERNON AVE, Chicago, IL | Commercial Alteration | $50K |
May 13, 2025 applied Feb 5, 2025 | 8022 S ELLIS AVE, Chicago, IL | Commercial Alteration | $400K |
May 6, 2025 applied Feb 13, 2025 | 7844 S EMERALD AVE, Chicago, IL | Commercial Alteration | $185K |
Apr 9, 2024 applied Jan 18, 2024 | 7359 S EMERALD AVE, Chicago, IL | Commercial Alteration | $180K |
Apr 8, 2024 applied Mar 7, 2024 | 7237 S EMERALD AVE, Chicago, IL | Commercial Alteration | $180K |
Sep 13, 2022 applied Sep 7, 2022 | 6126 S EBERHART AVE, Chicago, IL | Multifamily New Construction | $450K |
Mar 14, 2022 applied Oct 6, 2021 | 6418 S CHAMPLAIN AVE, Chicago, IL | Multifamily New Construction | $320K |
Dec 27, 2021 applied Sep 29, 2021 | 7342 S PAULINA ST, Chicago, IL | Commercial Alteration | $40K |
Dec 20, 2021 applied Oct 6, 2021 | 6414 S CHAMPLAIN AVE, Chicago, IL | Multifamily New Construction | $350K |
Feb 23, 2021 applied Sep 30, 2020 | 8517 S DREXEL AVE, Chicago, IL | Commercial Alteration | $40K |
Mar 12, 2020 applied Jan 16, 2020 | 6446 S EBERHART AVE, Chicago, IL | Commercial Alteration | $45K |
Jan 18, 2017 applied Dec 28, 2016 | 8037 S SANGAMON ST, Chicago, IL | Commercial Alteration | $60K |
Sep 9, 2016 applied Aug 5, 2016 | 9969 S THROOP ST, Chicago, IL | Commercial Alteration | $48K |
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