COMPANY RECORD · CHICAGO, IL
Cortex Construction Group Ltd — permit history in Chicago, IL
Cortex Construction Group Ltd appears on 138 Chicago permit records from 2021 through 2026, all of them general construction.
Permit categories
| Category | Permits | Share |
|---|---|---|
| General construction | 138 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2021 | 2 |
| 2022 | 6 |
| 2023 | 23 |
| 2024 | 20 |
| 2025 | 45 |
| 2026 | 42 |
Busiest year on record: 2025, with 45 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 |
|---|---|---|
| Metropolitan Plumbing & Mechan | 14 | 2026-07-27 |
| Battaglia Industries, Inc. | 7 | 2025-12-05 |
| Midtown Mech. Corp | 6 | 2026-07-14 |
| Blue Line Electrical Contracto | 5 | 2025-09-18 |
| Dcs Mechanical, Inc. | 5 | 2025-06-05 |
| As Mechanical Corp | 4 | 2025-09-15 |
| Origins Electric Inc | 4 | 2026-07-14 |
| Tomis Electric | 4 | 2025-09-15 |
| I & D Plumbing Inc | 4 | 2024-08-22 |
| Bt4 Plumbing LLC | 3 | 2024-11-18 |
| Alpha & Omega Heating & Cool | 2 | 2026-06-09 |
| Coronel Heating & Cooling | 2 | 2025-01-10 |
61 companies are named alongside Cortex Construction Group Ltd 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 |
|---|---|
| 2737 W 18TH ST | 2026-08-26 |
| 1919 W GARFIELD BLVD | 2026-08-17 |
| 2754 S SPRINGFIELD AVE | 2026-08-04 |
| 3820 W GRENSHAW ST | 2026-08-04 |
| 2240 S KEDZIE AVE | 2026-07-30 |
| 1321 S AVERS AVE | 2026-07-30 |
| 3320 W 55TH ST | 2026-07-28 |
| 3650 W DICKENS AVE | 2026-07-27 |
| 1439 S SPAULDING AVE | 2026-07-14 |
| 5105 S LOCKWOOD AVE | 2026-07-13 |
| 1604 S FAIRFIELD AVE | 2026-07-01 |
| 1131 S TROY ST | 2026-06-24 |
| 1441 S SPAULDING AVE | 2026-06-24 |
| 1443 S SPAULDING AVE | 2026-06-24 |
120 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $100 to $9,652,000, median $28,195. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
138 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| B200508902 | 2026-08-26 | General construction | 2737 W 18TH ST | SCOPE: ROOF REPLACEMENT. AREA: 1800 SQ. FT. ROOF COVERING: OTHER. LOCATION: FLAT ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $30,057 |
| B200508908 | 2026-08-26 | General construction | 2737 W 18TH ST | TUCKPOINTING AND UNIT MASONRY REPAIR / REPLACEMENT: 120 SQ. FT., LINTEL QTY. 0, MAX. LENGTH 0. PARAPET REBUILDING: 20 SQ. FT. LOCATION: EXTERIOR WORK. | $9,768 |
| B200481462 | 2026-08-17 | General construction | 1919 W GARFIELD BLVD | SCOPE: ROOF REPLACEMENT. AREA: 2000 SQ. FT. ROOF COVERING: OTHER. LOCATION: FLAT ROOF WORK. IL ROOFING CONTRACTOR LICENSE: 104019777. | $29,248 |
| B200481457 | 2026-08-17 | General construction | 1919 W GARFIELD BLVD | TUCKPOINTING AND UNIT MASONRY REPAIR / REPLACEMENT: 50 SQ. FT., LINTEL QTY. 0, MAX. LENGTH 0. PARAPET REBUILDING: 30 SQ. FT. LOCATION: FRONT PORCH + PARAPET WALL. | $9,811 |
| B200481454 | 2026-08-04 | General construction | 2754 S SPRINGFIELD AVE | PARAPET REBUILDING: 40 SQ. FT. LOCATION: PARAPET WALL. | $16,697 |
| B200481367 | 2026-08-04 | General construction | 3820 W GRENSHAW ST | TUCKPOINTING AND UNIT MASONRY REPAIR / REPLACEMENT: 88 SQ. FT., LINTEL QTY. 0, MAX. LENGTH 0. PARAPET REBUILDING: 38 SQ. FT. LOCATION: PARAPET WALL AND CHIMNEY. | $13,730 |
| B200481076 | 2026-08-01 | General construction | 3820 W GRENSHAW ST | SCOPE: ROOF REPLACEMENT. AREA: 1000 SQ. FT. ROOF COVERING: BUILT-UP ROOF. LOCATION: MAIN ROOF AND REAR STORAGE ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $21,785 |
| B200480403 | 2026-07-30 | General construction | 2240 S KEDZIE AVE | FULL REBUILD (SAME AS EXISTING) FOR WOOD PORCH (OPEN) (QUANTITY: 1, LOCATION: FRONT OF BUILDING). LANDING: 66 SQUARE FEET. | $38,907 |
| B200480406 | 2026-07-30 | General construction | 1321 S AVERS AVE | FULL REBUILD (SAME AS EXISTING) FOR WOOD PORCH (OPEN) (QUANTITY: 1, LOCATION: REAR OF BUILDING). | $39,031 |
| B200479720 | 2026-07-28 | General construction | 3320 W 55TH ST | TUCKPOINTING AND UNIT MASONRY REPAIR / REPLACEMENT: 192 SQ. FT., LINTEL QTY. 0, MAX. LENGTH 0. LOCATION: FRONT FACADE ON 55TH. | $10,000 |
| 101076375 | 2026-07-27 | General construction | 3650 W DICKENS AVE | SPR 2019 CBC. INTERIOR AND EXTERIOR ALTERATIONS FOR THE 2-1/2 STORY TYPE VA FRAME 2 DU EXISTING TYPE VA BUILDING WITH BASEMENT INCLUDES MEP WORK, SIDING, ROOF REPAIRS AND NEW FRONT | $275,000 |
| 101082424 | 2026-07-14 | General construction | 1439 S SPAULDING AVE | SPR 2019 CBC: FULL BUILDING PERMIT FOR 3 STORY, 3 DWELLING UNIT BUILDING WITH 3 ON-SITE PARKING SPACES AND A 2-STORY REAR WOOD PORCH, NEW 6'-0" WOOD FENCE & 5'-0" IRON WROUGHT FEN | $400,000 |
| B200478523 | 2026-07-13 | General construction | 5105 S LOCKWOOD AVE | SCOPE: ROOF REPLACEMENT. AREA: 1700 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: MAIN ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $26,316 |
| 101083498 | 2026-07-01 | General construction | 1604 S FAIRFIELD AVE | SELF-CERT 2019 CBC: FULL BUILDING PERMIT FOR 3 STORY 6 D.U. BUILDING WITH BASEMENT, 3 EXTERIOR PARKING SPACES ON CONCRETE PAD, 5' HIGH WOOD FENCE, , ENTIRE BUILDING SPRINKLERED AS | $998,890 |
| B200475933 | 2026-06-24 | General construction | 1131 S TROY ST | PARAPET REBUILDING: 92 SQ. FT. LOCATION: PARAPET WALLS. | $17,046 |
| 101082429 | 2026-06-24 | General construction | 1441 S SPAULDING AVE | SPR 2019 CBRC: FULL BUILDING PERMIT FOR 3 STORY, 3 DWELLING UNIT BUILDING WITH 3 ON-SITE PARKING SPACES AND A 2-STORY REAR WOOD PORCH, NEW 6'-0" WOOD FENCE & 5'-0" IRON WROUGHT FE | $400,000 |
| 101082438 | 2026-06-24 | General construction | 1443 S SPAULDING AVE | SPR 2019 CBRC: FULL BUILDING PERMIT FOR 3 STORY, 3 DWELLING UNIT BUILDING WITH 3 ON-SITE PARKING SPACES AND A 2-STORY REAR WOOD PORCH, NEW 6'-0" WOOD FENCE & 5'-0" IRON WROUGHT FE | $400,000 |
| B200473848 | 2026-06-24 | General construction | 4441 W AINSLIE ST | FULL REBUILD (SAME AS EXISTING) FOR WOOD PORCH (OPEN) (QUANTITY: 1, LOCATION: REAR OF BUILDING). CONCRETE WORK. | $26,823 |
| B200475953 | 2026-06-23 | General construction | 5613 S CAMPBELL AVE | SCOPE: ROOF REPLACEMENT. AREA: 2300 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: MAIN ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $33,203 |
| B200475925 | 2026-06-23 | General construction | 1131 S TROY ST | SCOPE: ROOF REPLACEMENT. AREA: 1100 SQ. FT. ROOF COVERING: BUILT-UP ROOF. LOCATION: MAIN ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $19,742 |
| B200475906 | 2026-06-23 | General construction | 3835 W 55TH PL | SCOPE: ROOF REPLACEMENT. AREA: 1100 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: MAIN ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $30,922 |
| B200475562 | 2026-06-19 | General construction | 3432 W 38TH PL | SCOPE: ROOF REPLACEMENT. AREA: 1400 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: MAIN ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $22,900 |
| B200474992 | 2026-06-16 | General construction | 2529 W PERSHING RD | SCOPE: ROOF REPLACEMENT. AREA: 1600 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: MAIN ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $35,787 |
| B200470187 | 2026-06-11 | General construction | 5503 N CAMPBELL AVE | TUCKPOINTING AND UNIT MASONRY REPAIR / REPLACEMENT: 100 SQ. FT., LINTEL QTY. 0, MAX. LENGTH 0. PARAPET REBUILDING: 80 SQ. FT. LOCATION: EXTERIOR WALLS MASONRY REPAIR, TUCKPOINTING. | $4,000 |
| 101078690 | 2026-06-09 | General construction | 6031 S MAPLEWOOD AVE | RENOVATION PROJECT OF AN EXISTING VACANT, RESIDENTIAL 2-FAMILY DETACHED HOME, 2-STORY BUILDING WITH AN UNFINISHED FULL BASEMENT. THE BUILDING IS TYPE IV CONSTRUCTION, COMBUSTIBLE. | $70,000 |
| 101082068 | 2026-06-04 | General construction | 1645 S RIDGEWAY AVE | PROPOSED 2 STORY SFR W/BASEMENT, 5' FRONT IRON/6' SIDE WOOD FENCES, REAR 1ST FLOOR PORCH, SOUTH SIDE PATIO, AND 3 CAR GARAGE W/ROOF DECK, PER PLANS. | $400,000 |
| B200472848 | 2026-06-02 | General construction | 3242 S SPRINGFIELD AVE | SCOPE: ROOF REPLACEMENT. AREA: 1000 SQ. FT. ROOF COVERING: BUILT-UP ROOF. LOCATION: FLAT ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $28,175 |
| B200472663 | 2026-06-01 | General construction | 816 N LEAMINGTON AVE | FOR PERMIT 101075061: REPLACEMENT MASON CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| B200468691 | 2026-05-19 | General construction | 8911 S HOUSTON AVE | FULL REBUILD (SAME AS EXISTING) FOR WOOD PORCH (OPEN) (QUANTITY: 1, LOCATION: FRONT OF BUILDING). LANDING: 65 SQUARE FEET. | $34,059 |
| 101077678 | 2026-05-14 | General construction | 439 E 42ND PL | PROPOSED 3 STORY/3 UNIT RESIDENCE W/GROUND FLOOR TYPE A UNIT AND ROOF DECK/STAIR ENCLOSURE, REAR 3 STORY STAIRS, 5' FRONT METAL/6' SIDE WOOD FENCES, AND 1 ADA SPACE GARAGE, PER PLA | $1,200,000 |
| 101081226 | 2026-05-01 | General construction | 2557 E 106TH ST | SPR 2019 CBC. REMOVE EXISTING REAR ENCLOSED PORCH AND REPLACE IT WITH A NEW OPEN WOOD PORCH AND CONCRETE STAIR FOR THE TWO-STORY SINGLE-FAMILY FRAME HOUSE, AS PER PLANS. R5 OCCUPAN | $20,000 |
| B200465343 | 2026-04-08 | General construction | 1831 S RACINE AVE | TUCKPOINTING AND UNIT MASONRY REPAIR / REPLACEMENT: 200 SQ. FT., LINTEL QTY. 0, MAX. LENGTH 0. CONCRETE MASONRY REPAIR / REPLACEMNT: 60SQ. FT., EXCAVATION = NO. LOCATION: SOUTH ELE | $43,284 |
| B200465307 | 2026-04-07 | General construction | 10052 S EBERHART AVE | TUCKPOINTING AND UNIT MASONRY REPAIR / REPLACEMENT: 20 SQ. FT., LINTEL QTY. 0, MAX. LENGTH 0. LOCATION: CHIMNEY REPAIRS. | $3,673 |
| B200465310 | 2026-04-07 | General construction | 10052 S EBERHART AVE | SCOPE: ROOF REPLACEMENT. AREA: 780 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: SLOPE ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $18,861 |
| 101077131 | 2026-04-06 | General construction | 437 E 42ND PL | SPR 2019 CBRC: PROPOSED 3 STORY/3 UNIT RESIDENCE W/GROUND FLOOR TYPE A UNIT AND ROOF DECK, REAR 3 STORY STAIR TO ROOF DECK, 5' FRONT METAL/6' SIDE WOOD FENCES, AND 2 SPACE PARKING | $1,200,000 |
| B200459122 | 2026-03-27 | General construction | 2234 N NEVA AVE | SCOPE: NONSTRUCTURAL INTERIOR REPAIR/REPLACEMENT OF DRYWALL, ELECTRICAL, PLUMBING AND FINISHES (NO MECHANICAL WORK UNDER THIS PERMIT). LOCATIONS: 1 RESIDENTIAL UNIT(S), 0 NON-RESID | $89,440 |
| B200463038 | 2026-03-27 | General construction | 6019 N WINTHROP AVE | PARAPET REBUILDING: 150 SQ. FT. LOCATION: PARAPET WALL. | $5,000 |
| 101078069 | 2026-02-27 | General construction | 2424 W 25TH ST | SPR 2019 CBC - NEW CONSTRUCTION 5A FRAME 6-FLAT (6DU), GROUND UP, NEW FOUNDATION, FRAMING, ELECTRICAL, PLUMBING, HVAC, NEW FENCE, REAR PARKING PAD AT ALLEY, GROUND FLOOR TO BE TYPE | $750,000 |
| B200458996 | 2026-02-12 | General construction | 8052 S BURNHAM AVE | SCOPE: ROOF REPLACEMENT. AREA: 2000 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: SLOPE ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $37,505 |
| B200458992 | 2026-02-12 | General construction | 9534 S PAXTON AVE | TUCKPOINTING AND UNIT MASONRY REPAIR / REPLACEMENT: 10 SQ. FT., LINTEL QTY. 0, MAX. LENGTH 0. LOCATION: GRIND AND TUCKPOINTING. | $2,154 |
| B200458988 | 2026-02-12 | General construction | 9534 S PAXTON AVE | SCOPE: ROOF REPLACEMENT. AREA: 1600 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: SLOPE ROOF. IL ROOFING CONTRACTOR LICENSE: 104019777. | $39,844 |
| B200457043 | 2026-02-02 | General construction | 2646 S HOMAN AVE | TUCKPOINTING AND UNIT MASONRY REPAIR / REPLACEMENT: 175 SQ. FT., LINTEL QTY. 1, MAX. LENGTH 20. LOCATION: FRONT FACADE. | $15,000 |
| B200454895 | 2025-12-31 | General construction | 2111 W 50TH ST | PURPOSE: NEW/REPLACEMENT INSTALLATION. WOOD FENCE - 6'-0' ' (HEIGHT) X 42'-0' ' (LENGTH). LOCATION: WEST OF PROPERTY. | $3,440 |
| B200454699 | 2025-12-23 | General construction | 2111 W 50TH ST | SCOPE: ROOF REPLACEMENT. AREA: 1600 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: ROOFING. IL ROOFING CONTRACTOR LICENSE: 104019777. | $13,500 |
| B200454801 | 2025-12-23 | General construction | 9666 S MERRION AVE | SCOPE: ROOF REPLACEMENT. AREA: 1100 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: ROOFING. IL ROOFING CONTRACTOR LICENSE: 104019777. | $26,236 |
| B200454752 | 2025-12-23 | General construction | 10110 S CRANDON AVE | SCOPE: ROOF REPLACEMENT. AREA: 1300 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: ROOFING. IL ROOFING CONTRACTOR LICENSE: 104019777. | $24,941 |
| B200454800 | 2025-12-23 | General construction | 9339 S CHAPPEL AVE | SCOPE: ROOF REPLACEMENT. AREA: 1400 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: ROOFING. IL ROOFING CONTRACTOR LICENSE: 104019777. | $27,791 |
| B200454711 | 2025-12-22 | General construction | 9633 S JEFFERY AVE | SCOPE: ROOF REPLACEMENT. AREA: 700 SQ. FT. ROOF COVERING: ASPHALT SHINGLES. LOCATION: ROOFING. IL ROOFING CONTRACTOR LICENSE: 104019777. | $8,901 |
| 101064735 | 2025-12-05 | General construction | 1841 N LARAMIE AVE | 2019 CBC: NEW ATHLETIC TURF FIELD AND PERIMETER 8' TALL CHAIN LINK FENCING/GATES WITH 12' NETTING ABOVE THE FENCE ON THE EAST & WEST ENDS OF THE PROPOSED FIELD ONLY PER PLANS. EXTE | $100,000 |
| B200448864 | 2025-10-30 | General construction | 12458 S HARVARD AVE | WRECK AND REMOVE FRAME DETACHED GARAGE, NO REPLACEMENT. LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON-RESIDENTIAL UNIT(S), EXTERIOR WORK | $3,024 |
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 →