COMPANY RECORD · CHICAGO, IL
Gilco Mechanical Contractors — permit history in Chicago, IL
Gilco Mechanical Contractors appears on 201 Chicago permit records from 2009 through 2026, all of them plumbing.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Plumbing | 201 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2009 | 7 |
| 2010 | 9 |
| 2011 | 35 |
| 2012 | 37 |
| 2013 | 15 |
| 2014 | 16 |
| 2015 | 12 |
| 2016 | 7 |
| 2017 | 8 |
| 2018 | 15 |
| 2019 | 7 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 7 |
| 2025 | 6 |
| 2026 | 5 |
Busiest year on record: 2012, with 37 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 |
|---|---|---|
| Lr Contracting Company | 35 | 2012-07-10 |
| Mbb Enterprises Of Chicago, In | 22 | 2012-07-10 |
| Ujamaa Construction, Inc. | 19 | 2014-07-23 |
| Karry L. Young Development, LLC. | 18 | 2016-12-20 |
| Team4 Construction, LLC | 9 | 2012-07-25 |
| Dunigan Masonry Const. Co. | 9 | 2011-07-14 |
| Lolo Construction, Inc. | 8 | 2018-10-05 |
| Jarrell Construction, LLC | 8 | 2018-10-05 |
| Genesis Construction And Carpentry Services, Inc. | 8 | 2016-01-14 |
| Ronald L. Walters General And | 6 | 2016-01-14 |
| Larmco Company, Inc | 5 | 2013-04-08 |
| Garth Enterprises, Inc. | 5 | 2013-04-08 |
82 companies are named alongside Gilco Mechanical Contractors 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 |
|---|---|
| 5451 S RACINE AVE | 2026-07-29 |
| 2620 N NARRAGANSETT AVE | 2026-06-23 |
| 7 E 111TH ST | 2026-05-08 |
| 2401 S WABASH AVE | 2026-03-03 |
| 1458 W 51ST ST | 2026-02-20 |
| 1710 S LOOMIS ST | 2025-10-17 |
| 10004 S HALSTED ST | 2025-08-26 |
| 5715 S INDIANA AVE | 2025-07-01 |
| 9037 S HARPER AVE | 2025-06-30 |
| 8056 S ELLIS AVE | 2025-06-23 |
| 5813 W MADISON ST | 2025-04-15 |
| 9952 S CHARLES ST | 2024-12-12 |
| 1135 E 85TH ST | 2024-08-20 |
| 6609 S GREENWOOD AVE | 2024-05-07 |
185 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $9,000,000, median $100,000. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
201 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101077619 | 2026-07-29 | Plumbing | 5451 S RACINE AVE | SPR 2019 CBC - ERECT 1 STORY CARWASH BUILDING INCLUDING FENCE AND TRASH ENCLOSURE (CONSTRUCTION TYPE IIB - B OCCUPANCY), RETAINING WALL, 6 PARKING SPACES, 25 STALLS FOR CAR CLEANIN | $700,000 |
| 101083235 | 2026-06-23 | Plumbing | 2620 N NARRAGANSETT AVE | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING HAIR SALON SPACE - SUITE B9. WORK TO INCLUDE NEW NON-LOAD BEARING PARTITIONS, NEW CEILING TILES, NEW LIGHTING FIXTURES THROUGH | $50,000 |
| 101082598 | 2026-05-08 | Plumbing | 7 E 111TH ST | SELF-CERT 2019 CBRC: INTERIOR REMODELLING EXISTING 1 STORY FAST FOOD RESTAURANT.REMOVAL OF DRIVE-THRU AS PER PLAN (OCCUPANCY GROUP A-2, TYPE IIIA CONSTRUCTION). | $40,000 |
| 101065430 | 2026-03-03 | Plumbing | 2401 S WABASH AVE | ALTERATION IN EXISTING TYPE IV MASONRY & TIMBER BUILDING OF EXISTING BASEMENT TO INCLUDE AN ACCESSORY MUSEUM SPACE, MECHANICAL ROOM & NEW EXIT STAIR PER PLANS, REPAIR STAINED GLASS | $3,800,000 |
| B200458960 | 2026-02-20 | Plumbing | 1458 W 51ST ST | REPAIR OR IN-KIND REPLACEMENT OF 2 PLUMBING FIXTURES AS DESCRIBED IN PERMIT APPLICATION. INCLUDES REPAIR OR REPLACMENT OF PLUMBING PIPING. LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON | $3,000 |
| 101070523 | 2025-10-17 | Plumbing | 1710 S LOOMIS ST | SPR 2019 CBRC: REVISION TO PERMIT 100943722 TO MAINTAIN EXISTING BUILDING SEPARATION BETWEEN 1710 S. LOOMIS AND 1718 S. LOOMIS PER PLANS **CERTIFIED PLANS CORRECTIONS: CONDITIONAL | $100 |
| 101070749 | 2025-08-26 | Plumbing | 10004 S HALSTED ST | SELF-CERT 2019 CBRC: REMODEL OF EXISTING RETAIL SPACE TO REPLACE DOORS AND WINDOWS, REPLACE ELECTRICAL PANELS, WATER SERVICE, REPAIR CEILING JOIST AND BUILDOUT UTILITY ROOM. (USE G | $125,000 |
| 101066034 | 2025-07-01 | Plumbing | 5715 S INDIANA AVE | SPR 2019 CBRC: BUILDOUT OF (2) BASEMENT APARTMENTS IN EXISTING OPEN BASEMENT OF AN EXISTING 6 FLAT APARTMENT BUILDING INCLUDING NEW ELECTRICAL, MECHANICAL, AND PLUMBING RENOVATIONS | $75,000 |
| B200432055 | 2025-06-30 | Plumbing | 9037 S HARPER AVE | FOR PERMIT 101069609: REPLACEMENT PLUMBING CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| 101066036 | 2025-06-23 | Plumbing | 8056 S ELLIS AVE | SPR 2019 CBRC: DECONVERSION OF EXISTING BASEMENT APARTMENT OF AN EXISTING 12 FLAT APARTMENT BUILDING. ALSO PORCH REPAIRS AND LINTEL REPAIRS AS PER DRAWINGS TO ADDRESS VIOLATIONS. R | $75,000 |
| B200421252 | 2025-04-15 | Plumbing | 5813 W MADISON ST | REPAIR OR IN-KIND REPLACEMENT OF 0 PLUMBING FIXTURES AS DESCRIBED IN PERMIT APPLICATION. INCLUDES REPAIR OR REPLACMENT OF PLUMBING PIPING. LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON | $10,000 |
| B200408633 | 2024-12-12 | Plumbing | 9952 S CHARLES ST | REPAIR OR IN-KIND REPLACEMENT OF 5 PLUMBING FIXTURES AS DESCRIBED IN PERMIT APPLICATION. INCLUDES REPAIR OR REPLACMENT OF PLUMBING PIPING. LOCATIONS: 1 RESIDENTIAL UNIT(S), 0 NON | $1,500 |
| 101046776 | 2024-08-23 | Plumbing | 1710 S LOOMIS ST | REVISION PERMIT TO PERMIT #100943722.CHANGES CONCERN STEEL K-JOIST FLOOR & ROOF ASSEMBLIES REVISED TO WOOD FRAMED ASSEMBLIES (EXISTING & NEW LUMBER JOISTS, LUMBER DECKING & STEEL M | $8,550,000 |
| 101055952 | 2024-08-20 | Plumbing | 1135 E 85TH ST | SELF-CERT 2019 CBRC: INTERIOR RENOVATION OF SINGLE-FAMILY RESIDENCE; REPLACEMENT OF PLUMBING FIXTURES, ELECTRICAL SYSTEMS & HVAC SYSTEM IN SAME LOCATION PER PLAN; REPLACE FLOOR JOI | $80,000 |
| B200016107 | 2024-05-07 | Plumbing | 6609 S GREENWOOD AVE | REPAIR OR IN-KIND REPLACEMENT OF 1 PLUMBING FIXTURES AS DESCRIBED IN PERMIT APPLICATION. INCLUDES REPAIR OR REPLACMENT OF PLUMBING PIPING. LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON | $2,000 |
| B200013539 | 2024-04-09 | Plumbing | 10000 S HALSTED ST | REPAIR OR IN-KIND REPLACEMENT OF 4 PLUMBING FIXTURES AS DESCRIBED IN PERMIT APPLICATION. REPAIR OR IN-KIND REPLACEMENT OF HOT WATER HEATER(S). INCLUDES REPAIR OR REPLACMENT OF PL | $5,000 |
| B200010312 | 2024-03-12 | Plumbing | 1710 S LOOMIS ST | REPAIR OR IN-KIND REPLACEMENT OF 27 PLUMBING FIXTURES AS DESCRIBED IN PERMIT APPLICATION. INCLUDES REPAIR OR REPLACMENT OF PLUMBING PIPING. INCLUDES REPAIR OR REPLACEMENT OF PLUM | $170,000 |
| 101002022 | 2024-01-29 | Plumbing | 243 W 83RD ST | SPR 2019 CBS: 1 STORY CARWASH BUILDING INCLUDING FENCE AND TRASH ENCLOSURE (OCCUPANCY GROUP B, TYPE IIB CONSTRUCTION) | $1 |
| 101031924 | 2023-09-18 | Plumbing | 3350 W VAN BUREN ST | CLEAN UP WATER & SEWAGE AT BASEMENT IN VARIOUS AREAS,REPAIR LEAKING PIPES AT BASEMENT,REPAIR KITCHEN SINK AT UNIT 3352 E AS REQUIRED. | $3,800 |
| 101003641 | 2023-09-11 | Plumbing | 1334 E 79TH ST | SPR 2019 CBRC: OWNER IMPROVEMENTS AT FIRST FLOOR OF EXISTING 2-STORY COMMERCIAL BUILDING (OCCUPANCY F-1 MODERATE HAZARD FACTORY; TYPE II-A CONSTRUCTION). WORK TO INCLUDE INSTALLATI | $390,000 |
| 100974635 | 2022-06-03 | Plumbing | 8418 S DREXEL AVE | REVISION TO PERMIT # 100935861 TO CHANGE GC TO KERR CONSTRUCTION SERVICES LLC & PLUMBING CONTRACTOR TO GILCO MECHANICAL CONTRACTORS | $100 |
| 100974629 | 2022-06-03 | Plumbing | 7840 S LAFLIN ST | REVISION TO PERMIT # 100663310 TO CHANGE CONTRACTORS: GC TO KERR CONSTRUCTION SERVICES LLC PLUMBING TO GILCO MECHANICAL CONTRACTORS & VENT/REFRIG TO PERFECT AIR HEATING & COOLING | $100 |
| 100974627 | 2022-06-03 | Plumbing | 7843 S MARQUETTE AVE | REVISION TO PERMIT # 100873952 TO CHANGE CONTRACTORS: GC TO KERR CONSTRUCTION SERVICES LLC, PLUMBING TO GILCO MECHANICAL CONTRACTORS & VENT/REFRIG TO PERFECT AIR HEATING & COOLING | $100 |
| 100974625 | 2022-06-03 | Plumbing | 7748 S MARQUETTE AVE | REVISION TO PERMIT # 100873895 TO CHANGE CONTRACTORS: GC TO KERR CONSTRUCTION SERVICES LLC, PLUMBING TO GILCO MECHANICAL CONTRACTORS, VENT/REFRIG TO PERFECT AIR HEATING & COOLING | $100 |
| 100969977 | 2022-05-02 | Plumbing | 1321 S SPAULDING AVE | REPAIR AND REPLACE ALL PLUMBING FIXTURES AND ALL D,W,V AND WATER FOR 15 UNIT AND BASEMENT OF MULTI UNIT BUILDING | $0 |
| 100940771 | 2022-02-03 | Plumbing | 5310 S UNIVERSITY AVE | ALTERATION TO EXISTING 3-STORY SINGLE FAMILY RESIDENCE AND CONSTRUCTION OF A NEW 1-STORY REAR ADDITION AS PER PLANS. | $900,000 |
| 100847600 | 2022-01-11 | Plumbing | 6793 S SOUTH CHICAGO AVE | TYPE E OFFICE - RENOVATE EXISTING ONE STORY BUILDING INTO INDIVIDUAL OFFICE SUITES PER ATTACHED PLANS - ZONING 17-17-0104U OFFICE (CONDITIONAL PERMIT SUBJECT TO FIELD INSPECTIONS) | $250,000 |
| 100929739 | 2021-07-06 | Plumbing | 641 W 63RD ST | REPLACEMENT OF EXISTING DENTAL SUCTION PUMP WITH ASSOCIATED PIPING IN EXISTING MECHANICAL ROOM IN KIND.SUBJECT TO FIELD INSPECTION. | $10,850 |
| 100914830 | 2021-06-03 | Plumbing | 4800 W MADISON ST | SPR CBC 2019: INTERIOR ALTERATION OF THE EXIST. 1-STORY RETAIL SERVING THE EXIST. GAS STATION. PERFORM CODE CORRECTION WORK INCLUDING INSTALLATION OF ADDITIONAL METAL FRAMING AND 5 | $8,000 |
| 100904851 | 2021-03-11 | Plumbing | 2038 N HALSTED ST | SELF-CERTIFIED - CBRC 2019 - INTERIOR BUILDOUT OF MASSAGE ESTABLISHMENT IN 1ST FLOOR OF EXISTING 2-STORY MASONRY BUILDING PER PLANS.EXISTING USE M - PROPOSED USE B. | $213,000 |
| 100893718 | 2020-12-15 | Plumbing | 1538 N MILWAUKEE AVE | SPR 2019 CBRC: INTERIOR ALTERATIONS TO AN EXISTING 1ST FLOOR RETAIL SPACE IN AN EXISTING 4 STORY BUILDING .(OCCUPANCY TYPE M/CONSTRUCTION TYPE III-B) | $100,000 |
| 100885039 | 2020-12-15 | Plumbing | 4750 S ARCHER AVE | NEW CONSTRUCTION OF A 1-STORY CARWASH BUILDING AT 4,774 SF. CONSTRUCTION TYPE II, H3 USE CLASSIFICATION. | $700,000 |
| 100859665 | 2020-04-24 | Plumbing | 1334 E 79TH ST | REVISION TO PERMIT #100812727 FOR LAYOUT AND MEP CHANGES FOR AN EXISTING 2 STORY STORAGE FACILITY CLASS H-2 (MODERATE HAZARD STORAGE) W/AUXILIARY E (BUSINESS) TYPE I-A CONSTRUCTION | $75,000 |
| 100842493 | 2019-11-21 | Plumbing | 7131 S JEFFERY BLVD | ALTERATIONS TO EXISTING RETAIL TENANT SPACE FOR NEW US ARMED FORCES RECRUITMENT OFFICE - SUITE A1 | $500,000 |
| 100849964 | 2019-11-18 | Plumbing | 400 W 76TH ST | PERMIT TO CORRECT BUILDING VIOLATIONS FOR NEW REAR STAIRS WITH RAMP AND 4TH FLOOR OFFICES TO BE RENOVATED. | $20,000 |
| 100849965 | 2019-11-07 | Plumbing | 225 W 65TH ST | REINSTATE PERMIT # 100663444 & CHANGE BRICK MASON CONTRACTOR TO AMERICAN MASONRY& SUPPLY, INC., PLUMBING CONTRACTOR TO GILCO MECHANICAL CONTRACTORS & HVAC CONTRACTOR TO HTH MECHANI | $0 |
| 100810314 | 2019-05-30 | Plumbing | 2101 E 71ST ST | REVISION TO PERMIT 100780254 TO MECHANICAL SYSTEMS AND TO USE PVC DRAIN PIPE PER ACAR APPROVAL (CONDITIONAL PERMIT SUBJECT TO FIELD INSPECTIONS.) | $10,000 |
| 100817737 | 2019-05-02 | Plumbing | 7068 S SOUTH CHICAGO AVE | REVISION TO PERMIT # 100772993 AND 100798384 CHANGE OF PLUMBING, VENT AND REFRIGERATION CONTRACTOR GILCO MECHANICAL CONTRACTORS, INC, TEMPCO HEATING AND AIR CONDITIONING COMPANY. | $1 |
| 100803378 | 2019-03-21 | Plumbing | 1334 E 79TH ST | INTERIOR NON-STRUCTURAL DEMOLITION TO EXISTING 2 STORY BUILDING FOR ARCHITECTURAL INVESTIGATION. CLASS F (MERCANTILE) TYPE I-A CONSTRUCTION FULLY SPRINKLERED. ALL WORK PER PLANS. | $200,000 |
| 100803865 | 2019-02-07 | Plumbing | 2101 E 71ST ST | CHANGE OF PLUMBER,VENTILATION,REFRIGERATION CONTRACTOR.PERMIT #100780254 | $1 |
| 100775077 | 2018-10-23 | Plumbing | 8522 S LAFAYETTE AVE | CONVERSION OF EXISTING 2 STORY BUILDING GROUP H (WAREHOUSE) TO A 1 STORY SELF STORAGE FACILITY GROUP H-2 (MODERATE HAZARD STORAGE) WITH ACCESSORY E (BUSINESS) TYPE II CONSTRUCTION, | $2,800,000 |
| 100759200 | 2018-10-05 | Plumbing | 5700 S MICHIGAN AVE | REPAIR AND REPLACE ELECTRICAL AND PLUMBING FIXTURES INCLUDING WATER HEATERS. REPLACE ROOF MEMBRANE AND SHEATHING AS PER PLANS. REPLACE BROKEN WINDOWS, SILL AND SAGGING LINTELS AND | $1,074,120 |
| 100759175 | 2018-10-05 | Plumbing | 5656 S MICHIGAN AVE | REPAIR AND REPLACE ELECTRICAL AND PLUMBING FIXTURES INCLUDING WATER HEATERS. REPLACE EXTERIOR WOOD DECK SYSTEM AND REPLACE ROOF MEMBRANE AND SHEATHING AS PER PLANS. REPLACE BROKEN | $560,410 |
| 100759402 | 2018-10-05 | Plumbing | 5926 S MICHIGAN AVE | REPAIR AND REPLACE ELECTRICAL AND PLUMBING FIXTURES INCLUDING WATER HEATERS AND CIRCUIT BREAKER. REPLACE FRONT CONCRETE STEPS AND WOOD DECK, INSTALL NEW RAMP, AND REPLACE ROOF MEM | $280,205 |
| 100759407 | 2018-10-05 | Plumbing | 5939 S MICHIGAN AVE | REPAIR AND REPLACE ELECTRICAL AND PLUMBING FIXTURES INCLUDING WATER HEATERS. REPLACE EXISTING FRONT CONCRETE STEPS, AND REPLACE ROOF MEMBRANE AND SHEATHING, AND CORNICE AS PER PLAN | $280,205 |
| 100759415 | 2018-10-05 | Plumbing | 5942 S MICHIGAN AVE | REPAIR AND REPLACE ELECTRICAL AND PLUMBING FIXTURES INCLUDING WATER HEATER, AND PROVIDE NEW CIRCUIT BREAKER. REPLACE EXISTING PORCH SYSTEM AND RAMP, REPAIR FRONT CONCRETE STEPS, AN | $280,205 |
| 100759434 | 2018-10-05 | Plumbing | 6048 S MICHIGAN AVE | REPAIR AND REPLACE ELECTRICAL AND PLUMBING FIXTURES INCLUDING WATER HEATER, BOILER, EXHAUST FAN AND CIRCUIT BREAKER. REPLACE EXISTING PORCH SYSTEM AND RAMP, AND REPLACE ROOF MEMBRA | $1,074,120 |
| 100759298 | 2018-10-05 | Plumbing | 5714 S MICHIGAN AVE | REPAIR AND REPLACE ELECTRICAL AND PLUMBING FIXTURES INCLUDING WATER HEATERS. REPLACE EXISTING PORCH HANDRAILS, INSTALL NEW RAMP, AND REPLACE ROOF MEMBRANE AND SHEATHING AS PER PLAN | $280,205 |
| 100759284 | 2018-10-05 | Plumbing | 5701 S MICHIGAN AVE | REPAIR AND REPLACE ELECTRICAL AND PLUMBING FIXTURES INCLUDING WATER HEATERS. REPLACE EXTERIOR WOOD DECK SYSTEM, HANDRAILS AND REPLACE ROOF MEMBRANE AND SHEATHING AS PER PLANS. REPL | $840,616 |
| 100768077 | 2018-06-18 | Plumbing | 3400 W DOUGLAS BLVD | PLUMBING ONLY---REPAIR/REPLACE PLUMBING FIXTURES IN 3 DIFFERENT UNITS BATHROOMS ONLY. | $8,000 |
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 →