COMPANY RECORD · CHICAGO, IL

Ok Heating & Cooling — permit history in Chicago, IL

Ok Heating & Cooling appears on 576 Chicago permit records from 2009 through 2026, all of them mechanical / hvac.

Permit categories

CategoryPermitsShare
Mechanical / HVAC576100%

Activity by year

YearPermits issued
200924
201031
201128
201236
201336
201423
201540
201640
201738
201837
201923
202034
202126
202262
202349
202412
202513
202624

Busiest year on record: 2022, with 62 permits. One project can account for several filings, so read this as filing activity rather than workload.

PROJECTS AHEAD SEARCH

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This page is a snapshot of Ok Heating & Cooling. The search behind it holds more than 664,804 Chicago permits naming a contractor, since 2009: 427,556 electrical permits, 332,944 building permits, 134,935 plumbing permits, 103,067 mechanical (HVAC) permits, 28,213 signage permits.

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Named on the same permit

Name in sourceLinked permitsLast seen
Kinexx Modular Construction, LLC612024-02-02
Midwest Heritage Builders, LLC602026-05-12
Infocus Builders, Inc.592026-07-21
Rapciak Masonry, Inc.582024-11-14
T & D Builders, Inc492024-02-02
Demox, Inc.362023-03-21
Ross Burton Construction Services252012-09-21
Ace Construction Corp.252026-05-12
Musick Loss Management, Inc.232026-08-11
Brennan Masonry Company192025-01-13
Panoptic Group Incorporated182025-06-16
Chicagoland Concrete, Inc172023-12-04

216 companies are named alongside Ok Heating & Cooling 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 sourceMost recent permit
1810 W JACKSON BLVD2026-10-14
11 W ILLINOIS ST2026-10-02
444 N WABASH AVE2026-08-27
1459 N TALMAN AVE2026-08-21
4909 N GLENWOOD AVE2026-08-11
1010 N RIDGEWAY AVE2026-08-05
565 W RANDOLPH ST2026-07-21
30 N MICHIGAN AVE2026-07-15
2625 N TALMAN AVE2026-05-15
4100 N HARDING AVE2026-05-14
1221 W BELMONT AVE2026-05-12
4242 N CICERO AVE2026-04-17
1064 W ARGYLE ST2026-04-10
751 W BRIAR PL2026-04-01

511 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $12,000,000, median $200,000. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.

Also named on permits at the same addresses

CompanyShared addressesYears
Patyk Plumbing Inc1032009–2026
Lopez Plumbing Systems, Inc.712012–2026
Zap Electric Inc.622021–2024
Ace Electric602009–2024
Kinexx Modular Construction, LLC602021–2024
T & D Builders, Inc562010–2025
Infocus Builders, Inc.542011–2026
Midwest Heritage Builders, LLC542011–2026

Companies that also appear in Chicago permit records at addresses where Ok Heating & Cooling filed, in any year. Sharing an address is a documented co-appearance, not proof that they worked on the same project or with each other.

Permits on record

576 permits; open the 50 most recent
PermitIssuedCategoryAddress in sourceScope as filedDeclared value
1010769372026-10-14Mechanical / HVAC1810 W JACKSON BLVDDDS CBC 2019: RENOVATION OF AN EXISTING 4 STORY BUILDING WITH 98 SRO SLEEPING UNITS (TRANSIENT R-1 AND LONG TERM R-2 OCCUPANCIES) WITH SHARED GROUND FLOOR ACCESSORY RESIDENTIAL AM$1
1010788232026-10-02Mechanical / HVAC11 W ILLINOIS STSPR 2019 CBRC INTERIOR ALTERATION AND CHANGE OF OCCUPANCY OF 2ND FLOOR BUSINESS UNIT TO RESIDENTIAL APARTMENT UNIT. WORK INCLUDES INTERIOR DEMOLITION OF A FEW NON-LOADBEARING PARTI$90,000
1010811192026-08-27Mechanical / HVAC444 N WABASH AVESPR 2019 CBRC: REVISION TO PERMIT: #101062371 TO REPLACE EXISTING ELEVATOR AND ADDING TWO (2) NEW DWELLING UNITS (36 TOTAL DWELLING UNITS) IN 5-STORY BRICK BUILDING W/ BASEMENT, SP$3,000,000
1010815182026-08-21Mechanical / HVAC1459 N TALMAN AVESPR 2019 CBRC: INTERIOR ALTERATIONS, REAR ADDITION AND CHANGE OF OCCUPANCY FROM RELIGIOUS ASSEMBLY (A-3) TO MULTI FAMILY RESIDENTIAL (R2) IN AN EXISTING 2-STORY BUILDING. ADDITION $1,050,000
1010762432026-08-13Mechanical / HVAC1810 W JACKSON BLVDDDS 2019 CBC: INTERIOR NON-STRUCTURAL DEMO IN AN EXISTING RESIDENTIAL BUILDING WITH 98 RESIDENTIAL/SRO UNITS. OCCUPANCY R-1/R-2;CONSTRUCTION TYPE: IIIC. CONSULTANT REVIEWER: V3 CO$375,000
1010790332026-08-11Mechanical / HVAC4909 N GLENWOOD AVESPR 2019 CBRC: INTERIOR & EXTERIOR RENOVATIONS W/ FIRE DAMAGED STAIRS REPLACEMENT (SAME SIZE AND LOCATION) TO (24) FIRE-DAMAGED D.U. ON EXISTING 4-STORY (38) D.U. MASONRY BLDG; CON$7,713,000
1010853852026-08-05Mechanical / HVAC1010 N RIDGEWAY AVESC 2019 CBRC: INTERIOR REMODELING ONLY OF EXISTING TWO-FLAT (OCC. GRP: R-5; CONST'N TYPE: IIIA)$100,000
1010855522026-07-21Mechanical / HVAC565 W RANDOLPH STSELF-CERT 2019 CBCTENANT BUILD-OUT OF EXISTING RESTAURANT (ALTERATIONS TO EXISTING RESTAURANT). RELOCATED TOILET ROOM, NEW EMPLOYEE TOILET ROOM, NEW SEATING CONFIGURATION, EXPANSI$100,000
1010853632026-07-15Mechanical / HVAC30 N MICHIGAN AVE2019 CBRC SELF-CERT INTERIOR REMODEL OF FORMER DENTAL OFFICE TO NEW MEDICAL SERVICES / NON-AMBULATORY DENTAL OFFICE ON 14TH FLOOR OF 20 STORY OFFICE BUILDING. WORK INCLUDES INTERIO$195,000
1010749732026-05-15Mechanical / HVAC2625 N TALMAN AVESPR 2019 CBRC ALTERATION AND CHANGE OF OCCUPANCY FOR EXISTING 2-STORY + BASEMENT CHURCH TO 3-STORY + BASEMENT MULTI-FAMILY RESIDENTIAL BUILDING WITH 16 UNITS AND 0 ON-SITE PARKING $3,500,000
1010811412026-05-14Mechanical / HVAC4100 N HARDING AVESPR 2019 CBRC: INTERIOR REMODELING AT 1ST FLOOR OF AN EXISTING CHURCH TO ADD (1) TOILET ROOM. (OCC. GROUP A-3; CONST. TYPE IIIA)**CONDITIONAL PERMIT SUBJECT TO FIELD INSPECTIONS**$100,000
1010780382026-05-12Mechanical / HVAC1221 W BELMONT AVEDDS 2019 CBRC: FULL BUILDING PERMIT FOR CONSTRUCTION OF A NEW 40 UNIT, 5 STORY MIXED-USE BUILDING WITH GROUND FLOOR RETAIL, GROUND FLOOR FITNESS AMENITY SPACE, (22 INTERIOR, 2 EXTE$6,000,000
1010764242026-04-17Mechanical / HVAC4242 N CICERO AVECBRC INTERIOR REMODEL OF FORMER MEDICAL OFFICES TO DAYCARE FACILITY WITHIN 1-STORY MASONRY BUILDING. WORK INCLUDES CONSTRUCTION OF 4 CLASSROOMS, UTILITY ROOM, WARMING KITCHEN, RECE$150,000
1010786852026-04-10Mechanical / HVAC1064 W ARGYLE ST2019 CBRC SELF-CERT INTERIOR REMODEL OF FORMER 1-STORY RETAIL SPACE TO MEDICAL SERVICES/DENTAL OFFICE NON-AMBULATORY CARE FACILITY. WORK INCLUDES 11 TREATMENT ROOMS, 2 OFFICES, REC$400,000
1010775342026-04-01Mechanical / HVAC751 W BRIAR PLDDS 2019 CBC ADAPTIVE REUSE OF EXISTING 2 STORY THEATRE INTO RESIDENTIAL APARTMENTS, THREE STORY ADDITION ON TOP OF EXISTING THEATRE BUILDING AND NEW 5 STORY ADDITION TO THE SOUTH $3,000,000
1010784212026-03-27Mechanical / HVAC2023 N RACINE AVEINTERIOR REMODEL OF AN EXISTING MULTI-FAMILY RESIDENTIAL BUILDING WITH 6 DWELLING UNITS. GUT REHAB WITH NEW MECHANICAL, ELECTRICAL & PLUMBING SYSTEMS FOR BOTH BUIDINGS.(THIS PERMI$600,000
1010765412026-03-25Mechanical / HVAC2126 W DICKENS AVE2019 SPR - INTERIOR AND EXTERIOR ALTERATIONS TO EXISTING 2-STORY PLUS LOFT AND BASEMENT (PER CZO 3-STORY WITH BASEMENT), 3-UNIT RESIDENTIAL BUILDING TO INCLUDE NEW 2ND FLOOR REAR R$1,100,000
1010785972026-02-17Mechanical / HVAC1636 N BOSWORTH AVESELF-CERT 2019 CBRC: ALTERATIONS IN 2ND THRU 4TH FLOORS OF EXISTING 4 STORY 6 D.U./OFFICE BUILDING AS PER PLAN (OCCUPANCY GROUP R2 TYPE IIIA CONSTRUCTION).$30,000
1010785992026-02-03Mechanical / HVAC1646 N BOSWORTH AVESELF-CERT 2019 CBRC: ALTERATIONS IN 1ST THRU 4TH FLOORS OF EXISTING 4 STORY 6 D.U./OFFICE BUILDING AS PER PLAN (OCCUPANCY GROUP R2, B TYPE IIIA CONSTRUCTION).$30,000
1010786082026-02-03Mechanical / HVAC1656 N BOSWORTH AVESELF-CERT 2019 CBRC: ALTERATIONS IN 2ND THRU 4TH FLOORS OF EXISTING 4 STORY 6 D.U./OFFICE BUILDING AS PER PLAN (OCCUPANCY GROUP R2 TYPE IIIA CONSTRUCTION).$30,000
1010786072026-02-03Mechanical / HVAC1652 N BOSWORTH AVESELF-CERT 2019 CBRC: ALTERATIONS IN 1ST THRU 4TH FLOORS OF EXISTING 4 STORY 6 D.U./OFFICE BUILDING AS PER PLAN (OCCUPANCY GROUP R2, B TYPE IIIA CONSTRUCTION).$30,000
1010716522026-01-21Mechanical / HVAC1754 N PAULINA STREVISION TO PERMIT 101042033 TO REMOVE EXISTING MEZZANINE FROM THE PROJECT SCOPE, MODIFICATIONS TO THE GROUND FLOOR MECHANICAL DUCTWORK AND ELECTRICAL WIRING AS PER PLAN. **CERTIFI$50,000
1010750242026-01-14Mechanical / HVAC1804 W 103RD STSPR 2019 CBRC: INTERIOR REMODELING TO CONVERT AN EXISTING STORAGE BUILDING INTO ARTIST STUDIOS. (OCC GRP. F; CONST. TYPE IIIA) PER PLANS **CERTIFIED PLANS CORRECTIONS: CONDITIONAL $100,000
1010770482026-01-09Mechanical / HVAC1725 W HUBBARD STSELF-CERT 2019 CBRC: ALTERATION, WITH NO CHANGE IN OCCUPANCY, TO FIRST FLOOR TAPROOM INTO 3,156 SQ.FT. RESTAURANT SPACE IN EXISTING TWO STORY MIXED USE BUILDING. NO WORK TO OFFICE $350,000
1010745862025-12-01Mechanical / HVAC1709 W CHICAGO AVESELF-CERT 2019 CBRC: ALTERATION TO EXISTING GROUND FLOOR RETAIL SPACE (ENTRANCE AT 1711 W CHICAGO AVE) IN EXISTING 2 STORY COMMERCIAL BUILDING. INTERIOR WORK ONLY. CHANGE IN OCCU$250,000
1010623712025-10-23Mechanical / HVAC444 N WABASH AVESPR 2019 CBRC: CHANGE OF OCCUPANCY FROM OFFICE USE TO RESIDENTIAL WITH 34 NEW DWELLING UNITS AT 2ND, 3RD, 4TH AND 5TH FLOORS IN EXISTING 5-STORY BRICK BUILDING WITH BASEMENT, SPRIN$3,000,000
1010676472025-10-07Mechanical / HVAC811 W EVERGREEN AVEDDS 2019 CBRC: CHANGE OF OCCUPANCY FROM OFFICE USE TO RESIDENTIAL WITH 47 NEW DWELLING UNITS AT 1ST, 2ND,3RD & 4TH FLOORS IN EXISTING 4-STORY BRICK BUILDING, NEW ROOF DECK, SPRINK$6,000,000
1010702352025-08-25Mechanical / HVAC5850 N KOSTNER AVESPR CBRC 2019: ALTERATIONS TO EXISTING R-5 SINGLE FAMILY RESIDENCE WITH NEW 2 STORY REAR ADDITION INCLUDING PLUMBING, ELECTRICAL, AND MECHANICAL PER PLANS. REMOVAL OF EXISTING BRIC$250,000
1010679662025-07-09Mechanical / HVAC2034 W DIVISION STSELF-CERT 2019 CBRC:ALTERATION TO EXISTING GROUND FLOOR RETAIL SPACE IN EXISTING 4 STORY MIXED-USE BUILDING. INTERIOR WORK ONLY. NO CHANGE IN OCCUPANCY (PREVIOUS RESTAURANT USE) $100,000
1010689802025-06-18Mechanical / HVAC707 N WELLS STSC 2019 CBC; INTERIOR ALTERATION OF EXISTING RESTAURANT IN EXISTING 11-STORY BUILDING; CONSTRUCTION TYPE: I-A; OCCUPANCY A-2. NO CHANGE USE OR OCCUPANCY.$1,000,000
1010644182025-06-16Mechanical / HVAC5824 N LINCOLN AVESPR 2019 CBRC: ADD 2 DU AT BASEMENT & MODIFICATION IN 1ST FLOOR TO CONVERT 6 D.U. TO 8 D.U., ADD 1 EXTERIOR PARKING SPACE ON CONCRETE PAD, 6' HIGH 9'0" X 3'4" MASONRY TRASH ENCLOSU$180,000
1010547652025-06-09Mechanical / HVAC3011 N LINCOLN AVEPERMIT PLANS FOR INTERIOR REHABILITATION IN EXISTING 2-STORY BRICK BUILDING WITH BASEMENT EXISTING MULTI-UNIT RESIDENTIAL (2 DU'S) AT 2ND FLOOR.EXISTING COMMERCIAL SPACE AT GROUND $120,000
1010663492025-05-22Mechanical / HVAC744 W GORDON TERSC 2019 CBRC: INTERIOR & EXTERIOR RENOVATIONS TO (5) FIRE DAMAGED D.U.: 104, 206, 310, 311 & 312 ON EXISTING 4-STORY BLDG W/ BSMT INCL. MASONRY & DECK REPAIRS; CONSTRUCTION TYPE II$650,000
1010647502025-04-01Mechanical / HVAC2457 N MOZART ST2019 CBRC: ALTERATIONS TO AN EXISTING 2 UNIT RESIDENTIAL BUILDING WITH ADDITION OF BASEMENT CONVERSION UNIT CONVERT FROM 2 UNITS TO 3 UNITS AND CONSTUCT NEW FRAME GARAGE PER PLANS.$250,000
1010626152025-02-13Mechanical / HVAC1316 E MADISON PARKSELF-CERT 2019 CBRC: REAR 1-STORY ADDITION, NEW 1-STORY GARAGE, INTERIOR AND EXTERIOR ALTERATIONS, TO AN EXISTING 3-STORY, WITH BASEMENT, SINGLE FAMILY RESIDENCE, AS PER PLANS. (ST$1,300,000
1010633722025-02-04Mechanical / HVAC531 N WELLS STINTERIOR RENOVATION OF EXISTING COMMERCIAL RESTAURANT IN EXISTING 4-STORY BUILDING W/ BASEMENT AS PER PLANS. TYPE III-A CONSTRUCTION. NO CHANGES TO USE OR OCCUPANCY. (TYPE III-A , $90,000
1010635572025-01-13Mechanical / HVAC1737 N DAMEN AVESELF-CERT 2019 CBRC: INTERIOR ALTERATION OF EXISTING COMMERCIAL SPACE FOR NEW RESTAURANT AT FIRST FLOOR AND BASEMENT OF 3 FLOOR EXISTING BUILDING WITH 2 DWELLING UNITS. NO WORK TO$700,000
1010611742024-11-19Mechanical / HVAC1316 E MADISON PARKSELF-CERT 2019 CBRC: NONSTRUCTURAL INTERIOR DEMOLITION, INCLUDING REMOVAL OF MEP SYSTEMS IN EXISTING 3-STORY SINGLE FAMILY RESIDENCE WITH BASEMENT TO EXPOSE EXISTING EXTERIOR WALL $100,000
1010549322024-11-14Mechanical / HVAC20 N ABERDEEN STDDS 2019 CBRC: ALTERATION TO EXISTING BUILDING AT GROUND FLOOR ONLY - SCOPE OF WORK INCLUDES REDUCING EXISTING ACCESSORY USE PARKING (S-2) FROM 27 SPACES TO 18 SPACES IN EXISTING R$50,000
1010597062024-11-04Mechanical / HVAC1358 W RANDOLPH STSELF-CERT 2019 CBRC: FULL BUILDING PERMIT FOR BUILDOUT OF RESTAURANT ON FIRST FLOOR AND BASEMENT OF AN EXISTING THREE-STORY MIXED USE BUILDING WITH COMMERCIAL SPACE AND FOUR RESIDE$550,000
1010520292024-09-25Mechanical / HVAC1757 N KIMBALL AVESPR 2019 CBRC: ALTERATION AND CHANGE OF OCCUPANCY FOR 2 OFFICE TENANT SPACES (OCCUPANCY GROUP B) FROM 1 FOOD SERVICE RETAIL SPACE (OCCUPANCY GROUP M) IN A 2-STORY SEPARATED MIXED-O$150,000
1010420332024-09-16Mechanical / HVAC1754 N PAULINA STSPR 2019 CBRC - INTERNAL RENOVATIONS TO CONVERT EXISTING 1 STORY WAREHOUSE BUILDING W/MEZZANINE TO A CHILD DAY CARE W/12 PARKING SPACES, PER PLANS.**CERTIFIED CORRECTIONS SUBJECT T$950,000
1010557852024-08-28Mechanical / HVAC4223 W LAKE STSC 2019 CBRC: INTERIOR REMODELING OF EXISTING 1ST FLOOR BUSINESS SPACE IN A 4-STORY MULTI USE BUILDING. (OCC GRP. B; CONST. TYPE IV)$200,000
1010557492024-08-19Mechanical / HVAC1648 N ROCKWELL STSELF CERTIFICATION- 2019 CBRC- GUT REHAB AND ADDITION TO EXISTING 4 DWELLING UNITS IN EXISTING 3-STORY WITH BASEMENT BRICK BUILDING, REAR PORCH ADDITION BY MAKING ENCLOSED REAR POR$450,000
1010553012024-08-14Mechanical / HVAC1550 W CARROLL AVEINTERIOR RENOVATION OF AN EXISTING OFFICE BUILDINGEXISTING OCCUPANCY B AND S-2 BUILDING.$300,000
1009110662024-03-29Mechanical / HVAC3347 N SOUTHPORT AVEERECT A 5 STORY, 27 DWELLING UNIT TYPE IIIA FULLY SPRINKLERED MASONRY BUILDING CONTAINING COMMERCIAL ON THE GROUND FLOOR, CANTILEVERED BALCONIES, ELEVATOR AND TWO PRIVATE GARAGES, $4,500,000
1010435842024-03-14Mechanical / HVAC1721 W WRIGHTWOOD AVESELF-CERT 2019 CBRC INTERIOR ALTERATION OF EXISTING VACANT 2-STORY MIXED USE BUILDING. EXISTING FIRST FLOOR RESTAURANT TO BE RENOVATED & (2) EXISTING 2ND FLOOR DWELLING UNITS TO B$500,000
1010414682024-02-02Mechanical / HVAC5014 S ADA STSELF-CERT 2019 CBC: FULL BUILDING PERMIT FOR THE NEW CONSTRUCTION OF A PREFABRICATED MODULAR, TYPE V-A SINGLE-FAMILY HOME BASED ON PROTOTYPE PLANS PERMIT #100934659. MINOR VARIATIO$365,000
1010406782024-01-18Mechanical / HVAC4850 S LAKE PARK AVESPR 2019 CBC: REVISION TO PERMIT #101023038 TO KEEP EXISTING DUCTWORK FOR ALL UNIT. WORK IN AN EXISTING 25 STORY, TYPE 1-A, R-2 MULTI-FAMILY RESIDENTIAL BUILDING.$1
1010321142023-12-13Mechanical / HVAC2740 N HAMPDEN CTDDS 2019 CBC:REVISION TO PERMIT #101000869 CHANGES TO BATHROOM VENTING, NO CHANGES TO STRUCTURE, OCCUPANCY OR EXITING; AS PER PLANS FOR EXISTING 159 UNIT, 4 STORY BRICK BUILDING WI$20,000

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 →

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