COMPANY RECORD · CHICAGO, IL
Discovery Heating & Cooling — permit history in Chicago, IL
Discovery Heating & Cooling appears on 174 Chicago permit records from 2007 through 2026, most often mechanical / hvac (99.4% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 173 | 99.4% |
| Plumbing | 1 | 0.57% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2007 | 7 |
| 2008 | 16 |
| 2009 | 20 |
| 2010 | 10 |
| 2011 | 10 |
| 2012 | 5 |
| 2013 | 4 |
| 2014 | 5 |
| 2015 | 8 |
| 2016 | 8 |
| 2017 | 10 |
| 2018 | 8 |
| 2019 | 12 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 13 |
| 2024 | 8 |
| 2025 | 6 |
| 2026 | 7 |
Busiest year on record: 2009, with 20 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 |
|---|---|---|
| O'donoghue Builders, Incorporated | 77 | 2026-05-12 |
| O'donoghue Builders Inc. | 76 | 2025-07-25 |
| Custom Fit Contractors LLC | 6 | 2026-06-22 |
| Restore Construction, Inc. | 5 | 2010-03-10 |
| Brady And Sons Development Inc. | 4 | 2025-08-21 |
| The Matts Construction LLC | 4 | 2026-03-26 |
| Modern Structures Co Inc | 4 | 2024-10-24 |
| Cjm General Contractors, Inc. | 3 | 2009-05-14 |
| Defined Enterprises LLC | 3 | 2022-01-04 |
| D & E Industrial Services, Inc. | 2 | 2015-03-23 |
| Freeport Systems Inc | 2 | 2019-05-14 |
| Masonry Restoration Group Inc. | 2 | 2013-12-04 |
65 companies are named alongside Discovery 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 source | Most recent permit |
|---|---|
| 7826 S MARSHFIELD AVE | 2026-08-26 |
| 2620 W CERMAK RD | 2026-06-22 |
| 3407 W ARMITAGE AVE | 2026-05-12 |
| 2114 W SUPERIOR ST | 2026-03-26 |
| 1351 W ROSCOE ST | 2026-03-11 |
| 5916 N AVONDALE AVE | 2026-02-26 |
| 3308 W DIVERSEY AVE | 2026-01-12 |
| 1212 N LAKE SHORE DR | 2025-08-21 |
| 1241 W NEWPORT AVE | 2025-07-25 |
| 2015 S RACINE AVE | 2025-07-18 |
| 4344 S OAKENWALD AVE | 2025-06-11 |
| 2622 W CERMAK RD | 2025-04-15 |
| 4413 N CENTRAL AVE | 2025-02-05 |
| 6767 N HIAWATHA AVE | 2024-12-20 |
169 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $550,000, median $80,000. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
174 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101086174 | 2026-08-26 | Mechanical / HVAC | 7826 S MARSHFIELD AVE | SC 2019 CBC; EXISTING BRICK 2 FLAT WITH FULL BASEMENT. RENOVATION OF EXISTING 2 FLAT. DUPLEX EX. 1ST FLOOR APARTMENT TO FINISHED BASEMENT. GUT RENOVATION OF 2ND FLOOR. REPLAC | $100,000 |
| 101082228 | 2026-06-22 | Mechanical / HVAC | 2620 W CERMAK RD | SELF CERT: NAIL SALON INTERIOR BUILD-OUT OF EXISTING 1ST FLOOR ONLY COMMERCIAL TENANT SPACES WITH ASSOCIATED ARCHITECTURAL, MECHANICAL, ELECTRICAL, AND PLUMBING WORK. | $180,000 |
| 101076934 | 2026-05-12 | Mechanical / HVAC | 3407 W ARMITAGE AVE | SPR 2019 CBRC: INTERIOR ALTERATION TO EXISTING BASEMENT FOR NEW INTERIOR SLAB, WALL FINISHES, UPGRADES TO HVAC AND LIGHTING AND ASSOCIATED PLUMBING FOR NEW RESTROOM. (B-BUSINESS | $250,000 |
| 101074947 | 2026-03-26 | Mechanical / HVAC | 2114 W SUPERIOR ST | SC 2019 CBRC: INTERIOR AND EXTERIOR ALTERATIONS AND DECONVERSION OF EXISTING 2-STORY, 2-UNIT BUILDING TO SINGLE FAMILY RESIDENCE. NO CHANGE TO REAR BUILDING. (OCCUPANCY GROUP R-5; | $150,000 |
| 101078895 | 2026-03-11 | Mechanical / HVAC | 1351 W ROSCOE ST | SELF CERT 2019 CBRC TENANT BUILD-OUT OF 1,017 SQ FT FOR PHYSICIAN'S OFFICE. WORK INCLUDES ALTERATIONS TO EXISTING ADA TOILET RM,, NEW PARTITIONS AND MEP WORK, (OCCUPANCY GROUP B; | $200,000 |
| 101077735 | 2026-02-26 | Mechanical / HVAC | 5916 N AVONDALE AVE | SC 2019 CBRC: INTERIOR & EXTERIOR RENOVATIONS W/ FRAME DORMER ADDITION TO EXIST. 2-STORY MASONRY SFR W/ BASEMENT; REPLACE OUTDOOR REAR DECK (OCCUPANCY GROUP R-5, TYPE VA CONSTRUCTI | $225,000 |
| 101077499 | 2026-01-12 | Mechanical / HVAC | 3308 W DIVERSEY AVE | SELF CERTIFICATION CBC. INTERIOR REMODELING OF THE FIRST-FLOOR UNIT AND BASEMENT, INCLUDING ELECTRICAL, HVAC, AND PLUMBING WORK. THIS WORK IS CONTAINED WITHIN THE EXISTING TWO-STOR | $75,000 |
| 101071990 | 2025-08-21 | Mechanical / HVAC | 1212 N LAKE SHORE DR | SC 2019 CBC INTERIOR ALTERATIONS FOR THE EXISTING CONDOMINIUM UNIT 27BN, AS PER PLANS. | $180,000 |
| 101067616 | 2025-07-25 | Mechanical / HVAC | 1241 W NEWPORT AVE | SPR 2019 CBRC: REVISION TO PERMIT 101044459 TO CHANGE THE FOLLOWING:1.REVISE THE LOCATION OF THE NEW BASEMENT ENTRY STAIR FROM THE EXTERIOR TO THE INTERIOR.2.MOVE THE BASEMENT UNIT | $70,000 |
| 101062866 | 2025-07-18 | Mechanical / HVAC | 2015 S RACINE AVE | INTERIOR ALTERATIONS IN EXISTING 1-STORY BRICK BUILDING.(EXISITNG RETAIL SALES / PHOTO STUDIO). RESOLVE VIOLATIONS OF CHICAGO VIOLATIONS.MECHANICAL, ELECTRICAL AND PLUMBING PER PLA | $24,500 |
| 101063647 | 2025-06-11 | Mechanical / HVAC | 4344 S OAKENWALD AVE | SELF-CERT 2019 CBRC: RENOVATION + ADDITION AT AN EXISTING SINGLE-FAMILY RESIDENTIAL STRUCTURE. REMOVAL OF EXISTING EXTERIOR REAR EXIT STAIR AND ADDITION OF NEW EXTERIOR REAR EXIT S | $250,000 |
| 101053954 | 2025-04-15 | Mechanical / HVAC | 2622 W CERMAK RD | SPR 2019 CBRC : CONVERSION OF AN EXISTING RETAIL SPACE INTO A NEW RESTAURANT WITH A NEW FRONT MARKET SPACE ON THE FIRST FLOOR OF A FOUR-STORY, MIXED-USE BRICK BUILDING. (CONSTRUCTI | $92,000 |
| 101054647 | 2025-02-05 | Mechanical / HVAC | 4413 N CENTRAL AVE | SPR 2019 CBRC: INT.& EXT. RENOVATIONS TO CONVERT PREVIOUS DENTAL OFFICE TO NEW DOG GROOMING FACILITY W/ RETAIL STOREFRONT (OCCUPANCY GROUP B/M; TYPE III-A CONSTRUCTION), PER PLANS | $400,000 |
| 101062112 | 2024-12-20 | Mechanical / HVAC | 6767 N HIAWATHA AVE | SELF-CERT 2019 CBC: 1-STORY ADDITION AND PATIO TO EXISTING 1-STORY SFR HOUSE (OCCUPANCY GROUP R-5, TYPE VB CONSTRUCTION) | $75,000 |
| 101052408 | 2024-11-04 | Mechanical / HVAC | 6126 N KIRKWOOD AVE | SPR 2019 CBRC PROPOSED 2 STORY FRAME ADDITION AND PARTIAL INTERIOR RENOVATION PROJECT TO AN EXISTING SINGLE FAMILY RESIDENCE. RS-1 ZONING DISTRICT (R-5 RESIDENTIAL OCCUPANCY) ( CON | $250,000 |
| 101055113 | 2024-10-24 | Mechanical / HVAC | 5210 S LUNA AVE | SC - 2019 CBC - PROPOSED 2 STORY W/ BASEMENT SINGLE INSULATED CONCRETE FORM BUILDING SINGLE FAMILY RESIDENCE AND NEW FRONT STEPS AND NEW 2 CAR FRAME GARAGE, NEW METAL AND WOOD FENC | $220,000 |
| 101055114 | 2024-10-24 | Mechanical / HVAC | 5212 S LUNA AVE | SPR - 2019 CBC - PROPOSED 2 STORY W/ BASEMENT SINGLEINSULATED CONCRETE FORM BUILDING SINGLE FAMILYRESIDENCE AND NEW FRONT STEPS AND NEW 2 CAR FRAMEGARAGE, NEW METAL AND WOOD FENCES | $220,000 |
| 101049544 | 2024-09-12 | Mechanical / HVAC | 1530 E 65TH PL | SPR 2019 CBRC: INTERIOR ALTERATION TO COMMON AREAS AND 6 DWELLING UNITS IN 3 STORY MASONRY BLDG WITH BASEMENT; DECONVERT FROM 6 DU'S TO 4 DU'S; ADDRESS BLDG VIOLATIONS AND REAR POR | $100,000 |
| 101050555 | 2024-08-06 | Mechanical / HVAC | 3728 N PAULINA ST | SELF-CERT 2019 CBC: CONVERT AN EXISTING 2-FLAT TO A SINGLE FAMILY HOME AND ERECT A 2-STORY ADDITION WITH A BASEMENT. LOWER THE EXISTING BASEMENT. ERECT A DETACHED 2-CAR PRIVATE GAR | $200,000 |
| 101050741 | 2024-07-29 | Mechanical / HVAC | 2613 W HOMER ST | 2019 CBC:INTERIOR ALTERATIONS TO EXISTING MULTI-UNIT RESIDENTIAL BUILDING TO DECONVERT FROM 2DU TO A SFR AS PER PLANS. AS PER PLANS. NO CHANGE IN USE. | $7,500 |
| 101037225 | 2024-04-01 | Mechanical / HVAC | 3037 S EMERALD AVE | SPR 2019 CBC ERECT 2ND FLOOR AND REAR 2 STORY FRAME ADDITION WITH INTERIOR REMODELING AND REAR OPEN WOOD DECKS AT EXISTING SINGLE FAMILY RESIDENCE AS PER PLAN.(CONDITIONAL PERMIT S | $120,000 |
| 101027364 | 2023-11-29 | Mechanical / HVAC | 1342 N OAKLEY BLVD | SELF-CERT 2019 CBC: ERECT A 2 STORY MASONRY SINGLE FAMILY RESIDENCE WITH A BASEMENT, ROOF DECK AND A DETACHED 2 CAR GARAGE WITH A ROOF DECK, PERGOLA AND ACCESS STAIR FROM A RAISED | $550,000 |
| 101034635 | 2023-11-27 | Mechanical / HVAC | 6156 N KNOX AVE | PROPOSED INTERIOR REMODEL OF KITCHEN OF EXISTING SINGLE FAMILY RESIDENCE AND WINDOW ENCLOSURE OF ADJACENT BALCONY (AT FIRST FLOOR),PER PLANS. | $50,000 |
| 101033019 | 2023-11-16 | Mechanical / HVAC | 7500 W SEMINOLE ST | SPR 2019 CBC: PROPOSED 1 STORY REAR FRAME ADDITION WITH BASEMENT, INTERIOR REMODELING AND ALTERATIONS, NEW REAR WOOD DECK TO AN EXISTING 2 STORY BRICK SINGLE FAMILY HOUSE WITH BASE | $188,650 |
| 101018427 | 2023-11-13 | Mechanical / HVAC | 5443 S ELLIS AVE | ADDITION TO EXISTING RESIDENTIAL HOME. REAR ADDITION INCLUDES BASEMENT, FIRST FLOOR, SECOND FLOOR AND NEW EXTERIOR STAIRS TO BASEMENT LEVEL & FIRST FLOOR, UNDERPINNING, MECHANICAL, | $85,000 |
| 101025210 | 2023-10-24 | Mechanical / HVAC | 2621 W HOMER ST | 2019 CBC: INTERIOR ALTERATIONS TO DE-CONVERT FROM 4 DU TO ORIGINAL 2 DU, AND CONVERSION FROM 2 DU TO 3 DU WITH NEW ADU CONVERSION UNIT, AS PER PLANS. | $200,000 |
| 101023938 | 2023-10-11 | Mechanical / HVAC | 6121 N FOREST GLEN AVE | PROPOSED 2 STORY REAR FRAME ADDITION AND INTERIOR RENOVATIONS TO EXISTING SINGLE FAMILY RESIDENCE AS PER PLANS | $175,000 |
| 101029106 | 2023-08-29 | Mechanical / HVAC | 2225 W MONTROSE AVE | SELF- CERT 2019 CRBC: PARTIAL INTERIOR REMODEL OF EXISTING 1ST FLOOR FRONT UNIT AND FRONT UNFINISHED BASEMENT FOR NEW DUPLEX-DOWN CONDITION WITHIN EXISTING 2-STORY,MASONRY, 4-UNIT | $150,000 |
| 101025905 | 2023-08-07 | Mechanical / HVAC | 1646 N NEW ENGLAND AVE | REMODEL EXISTING SINGLE FAMILY HOMEINTERIOR WORK - NEW BATHNO INCREASE IN NUMBER OF UNITS | $50,000 |
| 101011142 | 2023-06-13 | Mechanical / HVAC | 5821 N KINGSDALE AVE | SELF CERT. RES 2019 CBRC:. - ONE STORY ADDITION TO EXISTING SINGLE FAMILY HOME PER ATTACHED PLANS. EXISTING AND PLANNED OCCUPANCY TYPE R5 RESIDENTIAL; CONSTRUCTION TYPE: EXISTING | $125,000 |
| 101007698 | 2023-05-05 | Mechanical / HVAC | 6827 N LOLETA AVE | PROPOSED REAR 1 STORY ADDITION W/CRAWL SPACE AND DECK, INTERNAL RENOVATIONS FOR AN EXISTING 2 STORY SFR W/BASEMENT, PER PLANS. | $125,000 |
| 101001672 | 2023-05-05 | Mechanical / HVAC | 6120 N KIRKWOOD AVE | SELF CERT RES. - 2019 CBRC - NEW TWO STORY WITH BASEMENT REAR ADDITION TO SINGLE FAMILY HOME PER ATTACHED DRAWINGS. OCCUPANCY TYPE: R-5; CONSTRUCTION TYPE: III-B; CZO 17-17-0104-B | $150,000 |
| 100987537 | 2023-02-06 | Mechanical / HVAC | 11156 S TRUMBULL AVE | INTERNAL RENOVATIONS TO AN EXISTING 2 STORY SFR W/BASEMENT, PER PLANS. | $20,000 |
| 100991889 | 2023-01-20 | Mechanical / HVAC | 5821 N PAULINA ST | INTERIOR ALTERATIONS TO THE BASEMENT OF THE EXISTING SINGLE FAMILY RESIDENCE , TO INCLUDE MEP WORK, AS PER ARCHITECTURAL PLANS | $120,000 |
| 100964913 | 2022-09-21 | Mechanical / HVAC | 6731 N LOLETA AVE | SPR 2019 CBRC: NEW BEDROOM AND BATHROOM ADDITION OVER EXISTING ONE STORY FRAME CONSTRUCTION; RENOVATE EXISTING 2ND FLOOR BATHROOM; REMOVE 1ST FLOOR FIREPLACE AND BUILD NEW WOOD FRA | $100,000 |
| 100957556 | 2022-06-23 | Mechanical / HVAC | 4340 S PRINCETON AVE | RS-3 - SELF-CERT 2019 CBRC: INTERIOR RENOVATION OF EXISTING 2 STORY BRICK 2 DWELLING UNIT RESIDENCE | $10,000 |
| 100967179 | 2022-06-23 | Mechanical / HVAC | 4201 W KAMERLING AVE | CONVERT BASEMENT FROM INACTIVE STORAGE TO A RESIDENTIAL UNIT AT EXISTING TWO-STORY MASONRY BUILDING, CONTAINING 2 EXISTING DWELLING UNITS FOR A TOTAL OF THREE, AS PER ARCHITECTURAL | $80,000 |
| 100943510 | 2022-01-04 | Mechanical / HVAC | 1140 N WINCHESTER AVE | SELF-CERT: INTERIOR REMODELING FOR LEVEL-2 REAR UNIT-4 ONLY TO RESOLVE BUILDING VIOLATIONS TO AN EXISTING 3 STORY MASONRY BUILDING. THE SCOPE OF WORK INCLUDES: ARCHITECTURAL, PLUMB | $250,000 |
| 100947019 | 2021-11-04 | Mechanical / HVAC | 1147 W OHIO ST | REPLACE (1) FURNACE IN UNIT #405. | $0 |
| 100934251 | 2021-10-15 | Mechanical / HVAC | 1959 N SEMINARY AVE | SPR 2019 CBRC: INTERIOR RENOVATIONS TO EXISTING (5) DU W/ DUPLEX DOWN ON 2-STORY MULTI-FAMILY BRICK BUILDING WITH BASEMENT, PER PLANS. | $125,000 |
| 100920423 | 2021-09-21 | Mechanical / HVAC | 5154 S LONG AVE | SPR 2019 CBC: PROPOSED 2 STORY INSULATED CONCRETE FORM- (ICF) SINGLE FAMILY RESIDENCE WITH BASEMENT FRONT AND REAR OPEN WOOD PORCH AND 2 CAR FRAME GARAGE(OCCUPANCY GROUP R-5, TYPE | $318,400 |
| 100930287 | 2021-08-04 | Mechanical / HVAC | 1633 N HONORE ST | SELF-CERT 2019 CBC: INTERIOR & EXTERIOR REHAB, DUPLEX 2 UNITS AT LEVEL-2 TO ATTIC/LEVEL-3, NEW REAR 3 STORY OPEN METAL DECK & STAIR AND REPAIR EXIST. FRONT PORCH SAME SIZE AND LOCA | $350,000 |
| 100928781 | 2021-06-29 | Mechanical / HVAC | 7522 S DR MARTIN L KING JR DR | REVISION TO CHANGE OF HVAC PERMIT #100851380 TO DISCOVERY HEATING & COOLING.CONTRACTOR | $1,000 |
| 100872704 | 2021-02-25 | Mechanical / HVAC | 3612 S ELLIS AVE | INTERIOR ALTERATIONS TO A 2.5 STORY MASONRY S.F.R. BUILDING; UPDATE M.E.P. EQUIPMENT & FIXTURES AS PER PLANS (NO REFRIGERATION).**CERTIFIED CORRECTIONS SUBJECT TO FIELD INSPECTIONS | $20,000 |
| 100884391 | 2020-10-23 | Mechanical / HVAC | 4237 N AVERS AVE | INTERIOR ALTERATIONS & DECONVERSION FROM 2 DU TO SINGLE FAMILY OF AN EXISTING 2-STORY W/ BASEMENT, TYPE IV-A CONSTRUCTION IN AN RS-3 ZONING DISTRICT. RELOCATE EXISTING KITCHEN, NEW | $60,000 |
| 100887637 | 2020-10-15 | Mechanical / HVAC | 5932 N KILBOURN AVE | INTERIOR REMODEL OF A SINGLE FAMILY RESIDENCE TO INCLUDE A REAR 1 STORY ADDITION WITH ELECTRICAL AND PLUMBING. | $32,000 |
| 100889750 | 2020-09-23 | Mechanical / HVAC | 7139 N MANKATO AVE | SELF-CERT 2019 CBRC - EXISTING AND PLANNED OCCUPANCY R4 SINGLE FAMILY HOME - EXPAND SECOND FLOOR ADDITION AND INTERIOR ALTERATIONS PER ATTACHED PLANS. OCCUPANCY GROUP R3 SINGLE FAM | $25,000 |
| 100879680 | 2020-09-14 | Mechanical / HVAC | 6448 S ST LAWRENCE AVE | INTERIOR ALTERATIONS TO EXISTING 4A TWO DWELLING UNIT RESIDENCE. NEW FLOOR LAYOUTS TO EXISTING CONSTRUCTION UNDER PERMIT #100814261. FIRST FLOOR AND BASEMENT TO REMAIN DUPLEX. NEW | $65,000 |
| 100884451 | 2020-07-29 | Mechanical / HVAC | 6338 S CHAMPLAIN AVE | REVISION TO PERMIT NO. 100781412; TO CHANGE VENT/REFRIG CONTRACTOR TO DISCOVERY HEATING AND COOLING | $1 |
| 100871264 | 2020-06-23 | Mechanical / HVAC | 5813 S BLACKSTONE AVE | *SELF-CERTIFIED PROJECT*. INTERIOR RENOVATION AND 1-STORY REAR ADDITION OF EXISTING 2-STORY WITH BASEMENT SINGLE FAMILY RESIDENCE. NEW ELECTRICAL, MECHANICAL, PLUMBING, AND OPEN R | $100,000 |
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 →