· rebuilt nightly from public records
TW Chicago, LLC holds 11 project permits in Chicago from the last 12 months (5 in the last 90 days, latest Nov 4, 2026), $4.7M in estimated cost.
11 project permits in Chicago over the last 12 months, $4.7M in estimated cost, from the permits the City of Chicago Department of Buildings publishes: each project, its address and owner, and the trades that pulled permits at the same addresses.
New construction, renovation, structural and demolition permits naming TW Chicago, LLC.
Latest issued Nov 4, 2026As the applicants reported it on these permits.
Electrical, plumbing, mechanical and other firms with permits at the same addresses.
Project permits naming TW Chicago, LLC as general contractor, newest first.
| Issued | Address | Type | Est. cost | Work | Owner |
|---|---|---|---|---|---|
| Nov 4, 2026 | 20 S CLARK ST | Renovation / alteration | $600,000 | 2019 SELF-CERT: INTERIOR ALTERATIONS TO EXISTING OFFICE AND EXERCISE SPACES, SUITE 1400 AN... | Ravelin South Clark LLC |
| Oct 21, 2026 | 20 S CLARK ST | Renovation / alteration | $536,200 | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO AN EXISTING OFFICE BUILDING ON THE 24TH FLOOR... | Ravelin South Clark LLC |
| Oct 21, 2026 | 20 S CLARK ST | Renovation / alteration | $449,746 | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO AN EXISTING OFFICE BUILDING ON THE 26TH FLOOR... | Ravelin South Clark LLC |
| Oct 21, 2026 | 20 S CLARK ST | Renovation / alteration | $214,229 | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO AN EXISTING OFFICE BUILDING ON THE 22ND FLOOR... | Ravelin South Clark LLC |
| Oct 21, 2026 | 20 S CLARK ST | Renovation / alteration | $886,336 | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO AN EXISTING OFFICE BUILDING ON THE 28TH FLOOR... | Ravelin South Clark LLC |
| Jul 16, 2026 | 142 E ONTARIO ST | Renovation / alteration | $133,290 | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS IN EXISTING OFFICE BUILDING ON THE 5TH FLOOR, OF... | American Osteopathic Association |
| Jul 13, 2026 | 142 E ONTARIO ST | Renovation / alteration | $163,614 | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS IN EXISTING OFFICE BUILDING ON THE 12TH FLOOR, O... | American Osteopathic Association |
| Jun 24, 2026 | 2112 W LAWRENCE AVE | Renovation / alteration | $300,000 | SPR 2019 CBRC: INTERIOR ALTERATIONS TO THE SECOND FLOOR OF A 2 STORY DAYCARE. WORK TO INC... | Jewish Council FOR Youth Services |
| Apr 9, 2026 | 142 E ONTARIO ST | Renovation / alteration | $130,998 | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS IN EXISTING OFFICE BUILDING ON THE 5TH FLOOR, OF... | American Osteopathic Association |
| Feb 18, 2026 | 112 N MAY ST | Renovation / alteration | $795,000 | SELF-CERT 2019 CBRC: REVISION TO PERMIT #1010683340 TO REVISE EM LIGHT FIXTURES QUANTITY A... | Coates US, Inc |
| Feb 17, 2026 | 1634 W POLK ST | Renovation / alteration | $450,000 | SELF CERT 2019 CBRC: REVISION TO PERMIT 101064983 TO REVISE INTERIOR ALTERATION OF THE B-S... | – |
Firms that pulled a permit at an address where TW Chicago, LLC holds a project permit in the last 12 months.
| Firm | Trade | Permits |
|---|---|---|
| Current Communications Corp | Electrical | 7 |
| MT Mechanical LLC | Mechanical / HVAC | 5 |
| Gehrett Plumbing, Inc | Plumbing | 5 |
| General Refrigeration LLC DBA | Mechanical / HVAC | 3 |
| Carbone Plumbing, Inc | Plumbing | 3 |
| TIN MAN Heating & Cooling Inc | Mechanical / HVAC | 2 |
| Edge Electrical Systems, LLC | Electrical | 2 |
| A+plus Plumbing, Inc | Plumbing | 1 |
| Competitive Piping Systems | Mechanical / HVAC | 1 |
| IMG Technologies, Inc | Electrical | 1 |
| Continental Electrical Constru | Electrical | 1 |
| Maron Electric Company | Electrical | 1 |
| ALL Industrial Electric, Inc | Electrical | 1 |
| MW PRO Plumbing Inc | Plumbing | 1 |
| DCS Mechanical, Inc | Mechanical / HVAC | 1 |
| Conserve Electric,inc | Electrical | 1 |
| I & D Plumbing Inc | Plumbing | 1 |
Owners named on its permits (businesses only), by number of permits.
20 S CLARK ST (renovation / alteration, $600K), issued Nov 4, 2026; 20 S CLARK ST (renovation / alteration, $536K), issued Oct 21, 2026; 20 S CLARK ST (renovation / alteration, $450K), issued Oct 21, 2026.
11 project permits in the last 12 months and 5 in the last 90 days, as published by the City of Chicago Department of Buildings.
Current Communications Corp (Electrical); MT Mechanical LLC (Mechanical / HVAC); Gehrett Plumbing, Inc (Plumbing); General Refrigeration LLC DBA (Mechanical / HVAC); Carbone Plumbing, Inc (Plumbing).
Ravelin South Clark LLC (5 permits); American Osteopathic Association (3 permits); Jewish Council FOR Youth Services (1 permits); Coates US, Inc (1 permits).
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Compiled from public records and refreshed nightly; last updated Nov 5, 2026. Permits are as the city published them; estimated costs are as the applicant reported them and are not contract values. General contractors, trades and owners are named as businesses; no individuals are. Check the source before acting. See something wrong? Tell us and we will correct it.