COMPANY RECORD · CHICAGO, IL
Denning — permit history in Chicago, IL
Denning appears on 107 Chicago permit records from 2006 through 2026, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 107 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2006 | 1 |
| 2007 | 3 |
| 2008 | 8 |
| 2009 | 6 |
| 2010 | 9 |
| 2011 | 13 |
| 2012 | 3 |
| 2013 | 10 |
| 2014 | 11 |
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 7 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 1 |
| 2025 | 3 |
| 2026 | 3 |
Busiest year on record: 2011, with 13 permits. One project can account for several filings, so read this as filing activity rather than workload.
Named on the same permit
| Name in source | Linked permits | Last seen |
|---|---|---|
| Jirsa Construction Company | 19 | 2015-08-05 |
| Novak Construction Company | 16 | 2021-03-19 |
| Osman Construction Corporation | 14 | 2020-09-17 |
| Gallant Construction Company, Inc. | 7 | 2025-10-22 |
| Oakwood Contractors Inc. | 5 | 2026-03-12 |
| Osiris Construction Inc | 4 | 2020-09-10 |
| Builtech Services LLC | 4 | 2021-04-21 |
| Nestler Construction Company | 4 | 2011-01-12 |
| United Insulated Structures Corp | 3 | 2012-04-26 |
| Builtech Construction, Inc. | 3 | 2016-02-11 |
| Innovative Construction Solutions, Inc | 3 | 2016-12-05 |
| Hussman Services Corporation | 3 | 2009-03-31 |
63 companies are named alongside Denning on the same Chicago permit. A shared permit is a documented co-appearance, not proof of a current contract. Names appear as the authority published them.
Where they worked
| Address in source | Most recent permit |
|---|---|
| 847 W NORTH AVE | 2026-08-19 |
| 1 W GRAND AVE | 2026-06-04 |
| 5343 N BROADWAY | 2026-03-12 |
| 810 W WASHINGTON BLVD | 2025-10-22 |
| 2020 N HALSTED ST | 2025-02-03 |
| 1100 S CANAL ST | 2023-03-22 |
| 1453 E 75TH ST | 2022-09-16 |
| 1372 N MILWAUKEE AVE | 2022-08-08 |
| 1 S STATE ST | 2022-07-19 |
| 116 S MICHIGAN AVE | 2021-04-21 |
| 1303 W DEVON AVE | 2021-03-30 |
| 640 N LA SALLE DR | 2021-03-19 |
| 3056 W 26TH ST | 2021-01-20 |
| 3644 S ARCHER AVE | 2020-09-17 |
94 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $1 to $8,900,000, median $225,000. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
107 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101069488 | 2026-08-19 | Mechanical / HVAC | 847 W NORTH AVE | SPR 2019 CBC FULL BUILDING PERMIT FOR A 1-STORY RETAIL BUILDING WITH 27 STANDARD AND 2 ACCESSIBLE OFF-STREET PARKING SPACES. (OCCUPANCY: M; CONSTRUCTION TYPE: IIB).BUILDOUT PERMIT | $1,200,000 |
| 101079648 | 2026-06-04 | Mechanical / HVAC | 1 W GRAND AVE | DDS 2019 CBRC: REVISION TO PERMIT 101073851. INTERIOR ALTERATIONS FOR F1 ARCADE CHICAGO. INCLUDES ARCHITECTURE, STRUCTURE, MECHANICAL ELECTRICAL, AND PLUMBING ON THE GROUND LEVEL, | $6,000,000 |
| 101079323 | 2026-03-12 | Mechanical / HVAC | 5343 N BROADWAY | SELF-CERT 2019 CBC: INTERIOR REMODEL OF AN EXISTING JEWEL-OSCO GROCERY STORE, INCLUDING REPLACEMENT OF FIXTURES AND REFRIGERATED CASES, UPDATE EMPLOYEE BREAK ROOMS, DEMO ENTRY/EXIT | $950,000 |
| 101073851 | 2025-12-29 | Mechanical / HVAC | 1 W GRAND AVE | **DIRECT DEVELOPER SERVICES:** 2019 CBRC: INTERIOR IMPROVEMENTS ON THE GROUND LEVEL, SECOND FLOOR, AND ROOF, OF AN EXISTING 20,400SF RESTAURANT. WORK INCLUDES A NEW COMMERCIAL KITC | $6,000,000 |
| 101075449 | 2025-10-22 | Mechanical / HVAC | 810 W WASHINGTON BLVD | SELF-CERT 2019 CBRC INTERIOR ALTERATIONS TO VACANT OFFICE TENANT SPACE IN EXISTING TWO STORY BUILDING FOR NEW RETAIL USE WITH RETAIL KIOSK ROOMS AND NON-SEPARATED CAFÉ AREA (CON TY | $1,400,000 |
| 101059902 | 2025-02-03 | Mechanical / HVAC | 2020 N HALSTED ST | DDS 2019 CBRC ADDITION AND ALTERATION TO EXISTING 3 STORY BUILDING TO DECONVERT FROM 4DU TO 2DU FOR NEW RESTAURANT TENANT INCLUDING NEW ELEVATOR SHAFT ADDITION AND EXPANSION OF BAS | $1,000,050 |
| 100999423 | 2023-03-22 | Mechanical / HVAC | 1100 S CANAL ST | SELF-CERT 2019 CBC: INITIAL TENANT INTERIOR BUILD-OUT OF AN EXISTING SHELL SPACE (UNIT #145) INTO A FITNESS CENTER. WORK INCLUDES ARCHITECTURAL, MECHANICAL, ELECTRICAL, & PLUMBING. | $100,000 |
| 100965274 | 2022-09-16 | Mechanical / HVAC | 1453 E 75TH ST | SPR 2019 CBC: ERECT A NEW, 1 STORY "SHELL BUILDING ONLY" STRUCTURE BUILT SPECIFICALLY TO HOUSE A NEW MEDICAL OFFICE DIALYSIS CLINIC TENANT. TENANT PLANS SHALL BE SUBMITTED SEPARAT | $1,850,000 |
| 100978211 | 2022-08-08 | Mechanical / HVAC | 1372 N MILWAUKEE AVE | SELF-CERT RENOVATION OF EXISTING DRUG STORE WITH INTERIOR AND EXTERIOR UPDATES AND ELECTRICAL, HVAC, REFRIGERATION, AND PLUMBING WORK. | $1,727,251 |
| 100959657 | 2022-07-19 | Mechanical / HVAC | 1 S STATE ST | SPR 2019 CBRC - WORK IS LIMITED TO MINOR DEMOLITION AND EPAIR/REPLACEMENT OF FINISHES. CLOSURE OF FORMER PRET COFFEE SPACE. INCLUDES FIXTURE UPDATES, RECONFIGURATION OF PARTITIONS, | $953,428 |
| 100901509 | 2021-04-21 | Mechanical / HVAC | 116 S MICHIGAN AVE | SC - 2019 CBRC -INTERIOR BUILDOUT OF A NEW GROUND FLOOR JOLLIBEE RESTAURANT WITH MEZZANINE PER PLANS. | $950,000 |
| 100908615 | 2021-03-30 | Mechanical / HVAC | 1303 W DEVON AVE | SELF- CERT 2019 - TENANT SPACE BUILDOUT FOR OFFICE USE ON THE GROUND FLOOR.ARCHITECTURAL WORK, (PARTITIONS, DOORS, FINISHES), AND MECHANICAL, ELECTRICAL, AND PLUMBING. | $130,000 |
| 100911248 | 2021-03-19 | Mechanical / HVAC | 640 N LA SALLE DR | REVISION TO PERMIT# 100902787 FOR ALTERNATIVE CODE APPROVAL TO ADD TWO APPROVED HVAC ALTERNATIVE CODE APPROVALS FOR CALCULATION OF VENTILATION RATE OF AND THE USE OF ROOFTOP RTUS T | $1 |
| 100904247 | 2021-01-20 | Mechanical / HVAC | 3056 W 26TH ST | SELF CERT 2019 - TENANT BUILD OUT OF AN EXISTING SPACE FOR A CLINIC WITH EXAM ROOMS TO MEET WITH DOCTORS. NO PROCEDURES ARE DONE IN THE SPACE. THE PROPERTY PIN IS ASSOCIATED WITH T | $327,000 |
| 100890589 | 2020-09-17 | Mechanical / HVAC | 3644 S ARCHER AVE | SELF CERT 2019 CBC INTERIOR REMODEL INCLUDING DÉCOR FINISHES, CASE REPLACEMENT AND COOKING EQUIPMENT REPLACEMENT. | $225,000 |
| 100885287 | 2020-09-10 | Mechanical / HVAC | 3343 W ADDISON ST | REVISION TO PERMIT 100816088 TO UPDATE UTILITY CLOSET, LIGHTING, SEATING COORDINATION, ADD FLOOR DRAIN AT MECH. ROOM, RTU MAKE/MODEL AND KITCHEN EQUIPMENT LAYOUT. ALL CHANGES AT TH | $20,000 |
| 100866336 | 2020-03-31 | Mechanical / HVAC | 1041 W ADDISON ST | SELF CERT: INTERIOR ALTERATIONS TO EXISTING 2-STORY RETAIL SPACE AS PER PLANS. NO CHANGE TO EXISTING USE. | $1,138,000 |
| 100862112 | 2020-03-26 | Mechanical / HVAC | 530 N WABASH AVE | DEMO-ONLY: INTERIOR REMOVAL OF NON-LOAD BEARING PARTITIONS AND MEP SYSTEMS ON THE GROUND AND SECOND FLOOR OF EXISTING RESTAURANT, AS PER PLANS. (NO CHANGE IN USE) | $100,000 |
| 100836439 | 2020-02-28 | Mechanical / HVAC | 1041 W ADDISON ST | NEW CONSTRUCTION OF A TWO STORY, TYPE 1C RETAIL USE CORE AND SHELL BUILDING AS PER PLANS. **CERTIFIED PLANS CORRECTIONS: CONDITIONAL PERMIT SUBJECT TO FIELD INSPECTIONS ** | $650,000 |
| 100857490 | 2020-01-08 | Mechanical / HVAC | 3250 W ROOSEVELT RD | REVISION TO PERMIT # 100818542 TO CHANGE VENT CONTRACTOR TO DENNING INC. | $1 |
| 100856881 | 2020-01-03 | Mechanical / HVAC | 333 W WACKER DR | REVISION TO PERMIT#100845110 CHANGE GC TO NOVAK CONSTRUCTION , PLUMBING TO PIENTKA PLUMBING AND HVAC TO DENNING INC. | $75 |
| 100831758 | 2019-07-30 | Mechanical / HVAC | 3443 W ADDISON ST | SELF CERTIFICATION: INTERIOR ALTERATION WITH NEW REAR DECK AND TRASH ENCLOSURE AS PER PLANS | $5,000,000 |
| 100821855 | 2019-07-26 | Mechanical / HVAC | 165 N DESPLAINES ST | SELF-CERT: EXISTING CLASS. IS M-2; NEW TO BE C-2 (SMALL: ASSEMBLY)NEW FITNESS STUDIO IN AN EXISTING RETAIL SPACE AS PER PLANS. MINOR DEMOLITION OF LIGHTING AND EXISTING DOOR; NEW C | $490,000 |
| 100806911 | 2019-07-16 | Mechanical / HVAC | 2309 N LINCOLN AVE | INTERIOR BUILD OUT OF EXISTING SPACE FOR NEW RESTAURANT AS PER PLANS. | $100,000 |
| 100785946 | 2018-10-01 | Mechanical / HVAC | 180 N LA SALLE ST | CHANGE OF VENT/REFRIGERATION CONTRACTOR TO DENNING HVAC INC. | $1 |
| 100736118 | 2018-04-25 | Mechanical / HVAC | 1809 W LAWRENCE AVE | NEW CONSTRUCTION. CONSTRUCT EXTERIOR WALLS, RESTROOMS, BREAK ROOM, JANITORS CLOSET, SPRINKLER ROOM, ROOF AND ADJACENT SITE WORK FOR 1 STORY BANK FACILITY AS PER PLANS. INTERIOR FI | $1,500,000 |
| 100747168 | 2018-03-08 | Mechanical / HVAC | 323 E WACKER DR | SELF-CERT PROJECT (ALTERATION TO EXISTING AUXILIARY KITCHEN AND OFFICE ROOM ON LOWER LEVEL SERVING EXISTING GROUND FLOOR RESTAURANT (C2 ASSEMBLY) NO CHANGE IN OCCUPANCY NOR ANY CHA | $85,000 |
| 100741870 | 2017-12-29 | Mechanical / HVAC | 5033 N ELSTON AVE | REVISION TO PERMIT #100725795 TO CHANGE THE GENERAL CONTRACTOR OF RECORD TO OSMAN CONSTRUCTION. VENTILATION & REFRIGERATION TO DENNING, INC. & PLUMBER TO BIRK PLUMBING. | $1 |
| 100732247 | 2017-11-13 | Mechanical / HVAC | 28 S WABASH AVE | REVISION TO PERMIT #100711791 TO INCLUDE THE HVAC / VENTILATION SCOPE NOT ORIGINALLY INCLUDED FOR THIS CLASS F MERCANTILE QUICK SERVE RESTAURANT, EXISTING AS A CLASS F MERCANTILE F | $30,000 |
| 100727985 | 2017-10-24 | Mechanical / HVAC | 676 N ST CLAIR ST | REMODEL OF AN EXISTING RESTAURANT | $700,000 |
| 100711791 | 2017-10-10 | Mechanical / HVAC | 28 S WABASH AVE | INTERIOR BUILD OUT OF EXISTING CLASS F MERCANTILE SPACE TO NEW QUICK SERVE RESTAURANT MAINTAINING CLASS F MERCANTILE OCCUPANCY. WORK INCLUDES ARCHITECTURAL, ELECTRICAL AND PLUMBING | $200,000 |
| 100720313 | 2017-08-31 | Mechanical / HVAC | 30 S HALSTED ST | SELF-CERT PROJECT: INTERIOR ALTERATIONS FOR NEW RETAIL SPACE INCLUDING NEW INTERIOR PARTITIONS, NEW ELECTRICAL, PLUMBING, AND MECHANICAL SYSTEMS AS PER PLANS. | $460,000 |
| 100695257 | 2017-04-26 | Mechanical / HVAC | 711 W JACKSON BLVD | SELF-CERT: INTERIOR RENOVATION AND DEVELOPMENTS. BUILD OUT EXISTING SPACE TO A GROCERY STORE PER PLANS. | $750,000 |
| 100683703 | 2017-02-28 | Mechanical / HVAC | 1000 W RANDOLPH ST | SELF-CERT NEW TENANT BUILD-OUT IN EXISTING F-MERCANTILE BUILDING FOR ESTABLISHMENT OF A COFFEE SHOP. | $250,000 |
| 100679059 | 2016-12-05 | Mechanical / HVAC | 2632 W PERSHING RD | ALTERATIONS TO A SINGLE TENANT MERCANTILE SPACE AS PER PLANS | $125,000 |
| 100667786 | 2016-09-07 | Mechanical / HVAC | 2628 W PERSHING RD | INTERIOR BUILD-OUT OF A SINGLE TENANT MERCANTILE SPACE (AT&T) AS PER PLANS | $168,700 |
| 100640427 | 2016-06-24 | Mechanical / HVAC | 1000 W RANDOLPH ST | INTERIOR BUILD OUT OF AN EXISTING RETAIL BUILDING IN THE BASEMENT, 1ST AND 2ND FLOORS AS PER PLANS. STORAGE SPACES IN BASEMENT. THREE (3) RETAIL SPACES ON FLOOR 1, ONE (1) RETAIL S | $2,400,000 |
| 100622226 | 2016-02-11 | Mechanical / HVAC | 5033 N ELSTON AVE | REVISIONS TO EXISTING PERMIT NUMBER 100589468. REVISIONS TO DOCUMENTS PER FIXTURE PLAN TO INCLUDE: ARCHITECTURAL, MECHANICAL, PLUMBING AND ELECTRICAL SHEETS. REVISED LAYOUT FOR SER | $500,000 |
| 100611709 | 2016-02-08 | Mechanical / HVAC | 2630 W PERSHING RD | NEW ONE STORY RETAIL BUILDING AS PER PLANS**CERTIFIED CORRECTIONS- - SUBJECT TO FIELD INSPECTIONS & AUDIT ** | $2,750,000 |
| 100601828 | 2015-08-05 | Mechanical / HVAC | 1840 N CLYBOURN AVE | SELF-CERTIFICATION: CONVERSION OF A VACANT SPACE TO A GRONG FLOOR HOMEGOODS RETAIL STORE PER PLANS. 18,798 SF. CONDITIONAL PERMIT SUBJECT TO FIELD INSPECTION. | $765,000 |
| 100583508 | 2015-07-20 | Mechanical / HVAC | 2860 N BROADWAY | INTERIOR ALTERATIONS OF AN EXISTING TENANT SPACE AS PER PLANS. | $200,000 |
| 100589468 | 2015-05-27 | Mechanical / HVAC | 5033 N ELSTON AVE | SEAFOOD CITY MARKETPLACE AND RETAIL | $500,000 |
| 100571613 | 2015-01-26 | Mechanical / HVAC | 5232 N BROADWAY | OIA '5224 N BROADWAY' **SELF CERT APPLICATION** LANDLORD WORK TO INTERIOR OF NEW 1-STORY, MERCANTILE RETAIL BUILDING AS PER PLANS (4000 SQ. FT.) CONDITIONAL APPROVAL SUBJECT TO FIE | $120,000 |
| 100571112 | 2014-12-29 | Mechanical / HVAC | 4150 S PULASKI RD | REVISION TO PERMIT #100554799 FOR CORE AND SHELL, INCLUDES MINOR AMENDMENTS TO CIVIL AND LANDSCAPING DRAWINGS. ADMINISTRATIVE RELIEF FROM DEPARTMENT OF PLANNING AND DEVELOPMENT DA | $8,750,000 |
| 100540224 | 2014-08-22 | Mechanical / HVAC | 5210 N BROADWAY | ERECT A ONE STORY RETAIL BUILDING AS PER PLANS**CERTIFIED PLAN CORRECTIONS PROJECT - CONDITIONAL PERMIT: SUBJECT TO FIELD INSPECTIONS ** | $798,000 |
| 100540243 | 2014-08-22 | Mechanical / HVAC | 5224 N BROADWAY | ERECT A ONE STORY RETAIL BUILDING AS PER PLANS**CERTIFIED PLAN CORRECTIONS PROJECT - CONDITIONAL PERMIT: SUBJECT TO FIELD INSPECTIONS ** SHELL AND CORE PERMIT FOR 5224, 5232, 5238 | $1,189,600 |
| 100554561 | 2014-08-11 | Mechanical / HVAC | 4110 S PULASKI RD | FULL BUILDING PERMIT FOR TENTANY F 1 STORY RETAIL BUILDING (4110 S PULASKI RD) | $800,000 |
| 100549583 | 2014-07-10 | Mechanical / HVAC | 11710 S MARSHFIELD AVE | CHANGE OF GC TO BUILTECH CONSTRUCTION INC., VENT CONTRACTOR TO DENNING INC., PLUMBING CONTRACTOR TO TLC PLUMBING INC. PER PERMIT NO. 100542679 | $1 |
| 100533580 | 2014-06-26 | Mechanical / HVAC | 100 W RANDOLPH ST | TENANT BUILDOUT FOR NEW RETAIL STORE WITH FOOD AND BEVERAGE SALES, LIQUOR SALES AS AN ACCESSORY USE, MEDICAL SERVICE AND PHARMACY. DEMO PHASE 1 WAS COMPLETED UNDER A SEPARATE PERM | $950,000 |
| 100537113 | 2014-06-05 | Mechanical / HVAC | 2555 W TOUHY AVE | INTERIOR ALTERATIONS TO THE BASEMENT AND 1ST FLOOR OF AN EXISTING AUTOZONE AS PER PLANS. | $875,000 |
Fields appear as the issuing authority published them, including spelling and blanks. Scope text is the applicant's description of intended work, not an inspection finding.
Source and limits
Public Chicago permit records through 2026, counted by distinct permit number. This is a historical filing record: it cannot show current backlog, pricing, crew availability, licensing or insurance, and a quiet period may only mean work was filed elsewhere. Confirm anything commercial with the company and with the issuing authority before acting. How we build these records, and what we withhold →