COMPANY RECORD · CHICAGO, IL
O'brien & O'brien LLC — permit history in Chicago, IL
O'brien & O'brien LLC appears on 50 Chicago permit records from 2016 through 2026, all of them general construction.
Permit categories
| Category | Permits | Share |
|---|---|---|
| General construction | 50 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2016 | 6 |
| 2017 | 3 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 10 |
| 2022 | 6 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 2 |
Busiest year on record: 2021, with 10 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 |
|---|---|---|
| C & J Electric Co. | 35 | 2026-04-02 |
| Air Temp Heating & Cooling Inc | 34 | 2026-04-02 |
| Mrmb Construction Inc. | 33 | 2026-04-02 |
| John T. Slodyczka | 4 | 2017-01-18 |
| Air Temperature Services | 1 | 2024-04-09 |
| Lrm Plumbing Corp | 1 | 2017-05-30 |
| Marpool Inc. | 1 | 2016-09-09 |
| Og Plumbing | 1 | 2021-12-20 |
| Wku Plumbing Service Co | 1 | 2017-01-23 |
9 companies are named alongside O'brien & O'brien LLC 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 |
|---|---|
| 6402 S VERNON AVE | 2026-04-02 |
| 6404 S VERNON AVE | 2026-03-04 |
| 8022 S ELLIS AVE | 2025-05-13 |
| 7844 S EMERALD AVE | 2025-05-06 |
| 6408 S VERNON AVE | 2025-01-08 |
| 6410 S VERNON AVE | 2024-11-20 |
| 7344 S MARSHFIELD AVE | 2024-08-16 |
| 7131 S MARSHFIELD AVE | 2024-07-22 |
| 7359 S EMERALD AVE | 2024-04-09 |
| 7237 S EMERALD AVE | 2024-04-08 |
| 7233 S EMERALD AVE | 2024-01-03 |
| 6619 S ST LAWRENCE AVE | 2023-10-30 |
| 3325 W PALMER ST | 2023-07-25 |
| 7801 S UNION AVE | 2023-04-06 |
39 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $1 to $450,000, median $52,500. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
50 permits; open the full list
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101080163 | 2026-04-02 | General construction | 6402 S VERNON AVE | SPR 2019 CBRC - REVISION TO PERMIT #101066835 TO ADD 1 DU IN BASEMENT. EXISTING BASEMENT ROUGH BATHROOM TO BE MADE FULL FINISHED BATHROOM, NEW HVAC FOR BASEMENT UNIT, NEW KITCHEN I | $50,000 |
| 101078179 | 2026-03-04 | General construction | 6404 S VERNON AVE | AMEND PERMIT 101066840- AMENDING UNFINISHED BASEMENT TO FINISHED BASEMENT WITH (1) NEW DU WITH NEW FULL BATHROOM, KITCHEN, HVAC, ELECTRICAL. 2 CAR GARAGE BEING REMOVED AND NEW 3 CA | $50,000 |
| 101066835 | 2025-06-13 | General construction | 6402 S VERNON AVE | NEW RESIDENTIAL CONSTRUCTION 2-FLAT 5A FRAME CONSTRUCTION, 2 DWELLING UNITS, UNFINISHED BASEMENT, 1 CAR GARAGE & PARKING PAD OFF ALLEY FOR 2 PARKING SPACES, ALL NEW PLUMBING, ELECT | $350,000 |
| 101066840 | 2025-06-13 | General construction | 6404 S VERNON AVE | NEW CONSTRUCTION 2 FLAT - 5A FRAME CONSTRUCTION, 2 DWELLING UNITS, UNFINISHED BASEMENT, 2 PARKING SPACES OFF ALLEY W/ GARAGE, ALL NEW PLUMBING, HVAC, ELECTRICAL, NEW FENCE | $350,000 |
| 101065093 | 2025-05-13 | General construction | 8022 S ELLIS AVE | EXISTING R2- 12 UNIT APARTMENT BUILDING 3A CONSTRUCTION - INTERIOR UPDATE TO FINISHES FOR 12 UNITS & REPAIR TO 6 UNITS DUE TO FIRE & WATER DAMAGE. NO CHANGE TO EXISTING LAYOUT. 1 | $400,000 |
| 101065398 | 2025-05-06 | General construction | 7844 S EMERALD AVE | SPR 2019 CBRC - EXISTING R5 2-FLAT, 3B CONSTRUCTION. FULL INTERIOR REMODEL WITH NEW PLUMBING, ELECTRICAL, HVAC. NEW BATHROOMS & KITCHENS. NO CHANGE TO BUILDING SIZE OR FOOTPRINT. | $185,000 |
| 101060647 | 2025-01-08 | General construction | 6408 S VERNON AVE | NEW RESIDENTIAL CONSTRUCTION 2 FLAT - 5A FRAME CONSTRUCTION, 2 DWELLING UNITS, UNFINISHED BASEMENT. 2 CAR GARAGE OFF ALLEY, ALL NEW PLUMBING, ELECTRICAL, HVAC | $350,000 |
| 101060646 | 2024-11-20 | General construction | 6410 S VERNON AVE | SPR 2019 CBRC: NEW RESIDENTIAL CONSTRUCTION 2 FLAT - 5A FRAME CONSTRUCTION, 2 DWELLING UNITS, UNFINISHED BASEMENT. 2 CAR GARAGE OFF ALLEY, ALL NEW PLUMBING, ELECTRICAL, HVAC | $350,000 |
| 101054924 | 2024-08-16 | General construction | 7344 S MARSHFIELD AVE | SPR 2019 CBRC - EXISTING SINGLE FAMILY BRICK BUNGALOW R5 RESIDENTIAL - 3B CONSTRUCTION. FULL INTERIOR REMODEL, NEW ELECTRICAL, PLUMBING, HVAC, NEW REAR DETACHED GARAGE. FINISHED B | $55,000 |
| 101053691 | 2024-07-22 | General construction | 7131 S MARSHFIELD AVE | SPR 2019 CBRC: EXISTING SINGLE FAMILY RESIDENT, FULL INTERIOR REMODEL. EXISTING 4B CONSTRUCTION, R5 RESIDENTIAL. FULL INTERIOR DEMO, NEW PLUMBING, HVAC, ELECTRICAL AND DRYWALL. N | $60,000 |
| 101042288 | 2024-04-09 | General construction | 7359 S EMERALD AVE | EXISTING 3B MASONRY/TIMBER RESIDENTIAL 4 FLAT FOR FULL INTERIOR RENOVATION. NEW BATHROOMS, KITCHENS, INDIVIDUAL HEAT, UPDATE ELECTRICAL, PLUMBING AND ALL NEW HVAC THROUGHOUT | $180,000 |
| 101045995 | 2024-04-08 | General construction | 7237 S EMERALD AVE | EXISTING 3A CONSTRUCTION RESIDENTIAL 4 FLAT. PROPOSED 3A RESIDENTIAL 5 FLAT, WITH NEW ADU IN BASEMENT. INTERIOR REMODEL WITH NEW ELECTRICAL, HVAC & PLUMBING. REPAIR EXISTING SIDE | $180,000 |
| 101039044 | 2024-01-03 | General construction | 7233 S EMERALD AVE | EXISTING R5-RESIDENTIAL 2 FLAT/ 3B CONSTRUCTION TO BE RENOVATED. INTERIOR UPDATED, NEW HVAC, ELECTRICAL & PLUMBING, ALL NEW INTERIOR FINISHES, REPAIR REAR ENCLOSED DECK, NEW FRONT | $120,000 |
| 101037159 | 2023-10-30 | General construction | 6619 S ST LAWRENCE AVE | GARAGE | $12,000 |
| 101018091 | 2023-07-25 | General construction | 3325 W PALMER ST | SPR 2019 CBRC - EXISTING SINGLE FAMILY R5, 5A CONSTRUCTION. RELOCATE BASEMENT FURNACE & BATHROOM. NEW ATTIC FURNACE. MODIFICATION TO PERMIT # 100924066 & 100999755 AS PER PLANS* | $100 |
| 101009832 | 2023-04-06 | General construction | 7801 S UNION AVE | EXISTING MASONRY 2 FLAT, 3B CONSTRUCTION R5 RESIDENITAL FOR INTERIOR REMODEL, INTERIOR WORK. 1ST FLOOR UNIT TO DUPLEX DOWN TO BASEMENT. TO REMAIN AS 2 FLAT | $80,000 |
| 100997173 | 2023-03-01 | General construction | 7134 S HERMITAGE AVE | R5 SINGLE FAMILY RESIDEINTAL- 4B FRAME CONSTRUCTION, FULL INTERIOR REMODEL, NEW PLUMBING, NEW BASEMENT BATHROOM, NEW ELECTRICAL, REPLACE EXISTING FURNACE, DUCT MODIFIED PER PLANS, | $60,000 |
| 100997558 | 2022-11-28 | General construction | 3325 W PALMER ST | CHANGE OF GC CONTRACTOR ,PLUMBERS,HVAC,CONCRETE/MASON(ELECTRICAL PERMIT HAS TO BE DONE ON LINE) | $100 |
| 100976294 | 2022-10-18 | General construction | 7232 S PAULINA ST | EXISTING RS2 SINGLE FAMILY FRAME RAISED RANCH, 4B CONSTRUCTION, R5 OCCUPANCY. FULL INTERIOR REMODEL UPDATE WITH NEW ELECTRICAL, PLUMBING & HVAC. NEW EXTERIOR SIDING. REPAIR FRON | $60,000 |
| 100979753 | 2022-09-13 | General construction | 6126 S EBERHART AVE | SPR 2019 CBC: R5 RESIDENTIAL NEW CONSTRUCTION 3 FLAT, FRAME CONSTRUCTION 5A PER TABLE 601. NEW 2-1/2 STORY FRAME 3 UNIT BUILDING-ENGLISH STYLE. NEW REAR 3 CAR PARKING PARKING PAD | $450,000 |
| 100985797 | 2022-08-24 | General construction | 6412 S CHAMPLAIN AVE | REVISION TO PERMIT#100908550 REVISE GARAGE ROOF RAFTER SIZE | $5,000 |
| 100951878 | 2022-04-25 | General construction | 7241 S HERMITAGE AVE | R5 SINGLE FAMILY INTERIOR RENOVATION. NEW HVAC, ELECTRICAL AND PLUMBING PER PLANS.(CONDITIONAL PERMIT SUBJECT TO FIELD INSPECTIONS) | $85,000 |
| 100941456 | 2022-03-14 | General construction | 6418 S CHAMPLAIN AVE | SPR 2019 CBC - PROPOSED 2 STORY/3 UNIT BUILDING, IRON FENCE, AND REAR 3 SPACE PARKING PAD, REAR EGRESS STAIR/DECK PER PLANS. | $320,000 |
| 100937700 | 2021-12-27 | General construction | 7342 S PAULINA ST | EXISTING 2 FLAT - RS2 RESIDENTIAL. INTERIOR REMODEL: REPLACE (2) EXISTING BATHROOMS & (2) EXISTING KITCHENS WITH NEW IN SAME LOCATION. (2) NEW HVAC FOR EACH FLOOR. NEW HOT WATER | $40,000 |
| 100939319 | 2021-12-20 | General construction | 6414 S CHAMPLAIN AVE | PROPOSED 2 STORY/3 UNIT BUILDING, 5' IRON FENCE, AND REAR 3 CAR PARKING PAD, PER PLANS. | $350,000 |
| 100951392 | 2021-12-07 | General construction | 7241 S HERMITAGE AVE | WINDOWS (REPLACEMENT ONLY): QTY 4, DOORS (REPLACEMENT ONLY): QTY 12, ROOF RECOVER ONLY - NO STRUCTURAL WORK, FURNACE (REPLACEMENT ONLY): QTY 1, HOT WATER HEATER (REPLACEMENT ONLY): | $60,000 |
| 100934070 | 2021-08-04 | General construction | 7234 S WINCHESTER AVE | REVISION TO PERMIT#100918161 ALT. CODE APPROVAL:INSTALLING SCHEDULE 40 PVC PIPE AND FITTINGS FOR UNDERGROUND AND ABOVE GROUND WASTE AND VENT LINES. | $1 |
| 100930578 | 2021-07-12 | General construction | 7331 S WOLCOTT AVE | REVISION TO PERMIT 100909494 FOR ALT CODE APPROVAL TO USE SCH 40 PVC ABOVE AND BELOW GRADE | $1 |
| 100908550 | 2021-06-02 | General construction | 6412 S CHAMPLAIN AVE | OIA '6414 S CHAMPLAIN AVE' NEW CONSTRUCTION 2 FLAT, GROUND UP W/ NEW DETACHED REAR GARAGE | $320,000 |
| 100918161 | 2021-06-01 | General construction | 7234 S WINCHESTER AVE | RESIDENTIAL - SINGLE FAMILY RANCH - INTERIOR UPDATING - NEW 2 CAR DETACHED GARAGE. RENOVATE 1ST FLOOR BATHROOM, BUILD NEW BASEMENT BATHROOM. NEW KITCHEN IN SAME LOCATION. NEW IN | $60,000 |
| 100911551 | 2021-04-29 | General construction | 7311 S WOLCOTT AVE | RESIDENTIAL 3B EXISTING STRUCTURE: EXISTING RAISED, MASONRY SINGLE FAMILY RANCH. FULL INTERIOR REMODEL, NO STRUCTURAL CHANGES. NEW PLUMBING, HVAC AND ELECTRICAL. NEW DRYWALL. D | $60,000 |
| 100909949 | 2021-03-26 | General construction | 7331 S WOLCOTT AVE | SPR 2019 CBRC - EXISTING SINGLE FAMILY - INTERIOR REMODEL. NEW ELECTRICAL, PLUMBING & HVAC. NEW KITCHEN & BATHROOMS, NEW DOORS & TRIMS, FINISHED BASEMENT, NEW 2ND FLOOR BATHROOM. | $30,000 |
| 100892474 | 2021-02-23 | General construction | 8517 S DREXEL AVE | INTERIOR REMODEL, REPLACE EXISTING KITCHEN W/ NEW IN SAME LOCATION, REPLACE EXISTING BATHROOMS W/ NEW FIXTURES & TILE IN SAME LOCATION, NEW INTERIOR DOORS, TRIM, NEW WINDOWS IN SAM | $40,000 |
| 100893569 | 2020-09-30 | General construction | 1125 E 81ST PL | DOORS (REPLACEMENT ONLY): QTY 14, ROOF RECOVER ONLY - NO STRUCTURAL WORK, FURNACE (REPLACEMENT ONLY): QTY 1, HOT WATER HEATER (REPLACEMENT ONLY): QTY 1 | $7,500 |
| 100873051 | 2020-05-28 | General construction | 6527 S VERNON AVE | EXISTING 2 FLAT - A2 MULTIFAMILY, 3B MASONRY LOAD BEARING, NO STRUCTURAL CHANGES - INTERIOR RENOVATION INCLUDING MEP WORK, EXISTING BASEMENT TO BE PARTIALLY FINISHED W/ NEW 3 PIECE | $45,000 |
| 100870161 | 2020-05-01 | General construction | 6528 S VERNON AVE | SINGLE FAMILY HOUSE TO BE UPDATED. NEW BATHROOMS, KITCHEN, FINISHED BASEMENT, NEW FURNACE, NEW ELECTRIC PANEL, NEW REAR DETACHED GARAGE, EXTERIOR STAIRS TO HOUSE REPLACED WITH NEW | $65,000 |
| 100852175 | 2020-03-12 | General construction | 6446 S EBERHART AVE | INTERIOR UPDATE, REBUILD FRONT STOOP STEPS, REBUILD 2ND FLOOR REAR EGRESS STAIR, MINOR TUCKPOINTING, NEW ELECTRICAL PANELS, NEW KITCHENS & BATHROOMS IN SAME LOCATION, NEW DOORS & T | $45,000 |
| 100858321 | 2020-01-14 | General construction | 6446 S EBERHART AVE | WINDOWS (REPLACEMENT ONLY): QTY 13, DOORS (REPLACEMENT ONLY): QTY 21, ROOF RECOVER ONLY - NO STRUCTURAL WORK | $6,000 |
| 100837046 | 2019-08-21 | General construction | 8500 S RHODES AVE | WINDOWS (REPLACEMENT ONLY): QTY 12, DOORS (REPLACEMENT ONLY): QTY 10, ROOF RECOVER ONLY - NO STRUCTURAL WORK, TUCKPOINTING - NO STRUCTURAL WORK - 150 SQFT, FURNACE (REPLACEMENT ONL | $7,200 |
| 100821245 | 2019-05-22 | General construction | 7646 S CARPENTER ST | FURNACE (REPLACEMENT ONLY): QTY 1, HOT WATER HEATER (REPLACEMENT ONLY): QTY 1 | $5,200 |
| 100808410 | 2019-03-11 | General construction | 7646 S CARPENTER ST | GARAGE | $8,000 |
| 100691711 | 2017-05-30 | General construction | 1814 W 108TH PL | NEW CONSTRUCTION GROUND UP 2 STORY FRAME HOUSE. 3 BEDROOM TWO BATH SECOND FLOOR. NEW SIDE DRIVE IN SAME LOCATION. NEW REAR GARAGE. NEW REAR DECK. NEW FRONT PORCH. ALL NEW CON | $180,000 |
| 100687486 | 2017-01-23 | General construction | 8037 S SANGAMON ST | REPLACE EXISTING PLUMBING FIXTURES & REPAIR THE WASTE STACK & THE WATER SUPPLY LINES WHERE NEEDED TO A 2 DWELLING UNIT APT. BUILDING,ALL WORK IS IN SAME LOCATION,SUBJECT TO FIELD I | $8,500 |
| 100682736 | 2017-01-18 | General construction | 8037 S SANGAMON ST | RS-3 EXISTING 2 FLAT, MASONRY EXTERIOR BEARING W/ INTERIOR FRAME. RESIDENTIAL. NO EXTERIOR WORK, NO STRUCTURAL CHANGES. REMOVE EXISTING RADIATORS AND INSTALL INDIVIDUAL FURNACE/ | $60,000 |
| 100660886 | 2016-09-09 | General construction | 9969 S THROOP ST | EXISTING 2 FLAT, RS-2, RESIDENTIAL - NO CHANGE IN USE, INTERIOR UPDATING TO BE PROVIDED. INTERIOR REMODEL ONLY, NO EXTERIOR WORK. 2 NEW FURNACES WITH 2 NEW AC UNITS, 1 NEW HOT WA | $48,000 |
| 100659050 | 2016-07-10 | General construction | 6614 S UNIVERSITY AVE | FENCES: 140FT IN X 5FT IN: QTY 1 | $2,800 |
| 100659049 | 2016-07-10 | General construction | 9045 S COLFAX AVE | FENCES: 20FT IN X 5FT IN: QTY 1, GARAGE, WINDOWS (REPLACEMENT ONLY): QTY 12, FURNACE (REPLACEMENT ONLY): QTY 1, HOT WATER HEATER (REPLACEMENT ONLY): QTY 1 | $17,200 |
| 100648106 | 2016-05-03 | General construction | 5039 W NELSON ST | PERMIT FOR A 6FT BY APPROX 26LF FENCE ON EAST PROPERTY LINE. WORK TO ADDRESS VIOLATION. | $600 |
| 100642131 | 2016-03-29 | General construction | 6612 S UNIVERSITY AVE | ERECT A DETACHED 21 X 21 X 8 FRAME GARAGE | $7,500 |
| 100630994 | 2016-01-13 | General construction | 5039 W NELSON ST | GARAGE | $4,500 |
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 →