COMPANY RECORD · CHICAGO, IL
Qu-Bar, Inc — permit history in Chicago, IL
Qu-Bar, Inc appears on 253 Chicago permit records from 2006 through 2026, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 310 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2006 | 21 |
| 2007 | 14 |
| 2008 | 18 |
| 2009 | 12 |
| 2010 | 15 |
| 2011 | 30 |
| 2012 | 16 |
| 2013 | 30 |
| 2014 | 13 |
| 2015 | 9 |
| 2016 | 5 |
| 2017 | 22 |
| 2018 | 20 |
| 2019 | 13 |
| 2020 | 20 |
| 2021 | 7 |
| 2022 | 12 |
| 2023 | 9 |
| 2024 | 7 |
| 2025 | 12 |
| 2026 | 5 |
Busiest year on record: 2011, with 30 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 |
|---|---|---|
| Friedler Construction Company | 63 | 2026-06-17 |
| B.E.T.O.N. Construction Co. | 40 | 2026-04-08 |
| All-Bry Construction Company | 27 | 2026-04-09 |
| Blinderman Construction Co., Inc. | 26 | 2025-04-15 |
| Path Construction Company, Inc | 25 | 2024-04-23 |
| K.R. Miller Contractors, Inc. | 23 | 2013-08-02 |
| Sandsmith Construction Inc. | 22 | 2024-04-23 |
| Mbb Enterprises Of Chicago, In | 19 | 2018-05-01 |
| Reliable & Associates Construction Co | 17 | 2020-08-05 |
| Rasco Mason Contractors, Inc. | 14 | 2022-08-03 |
| Chicago Commercial Contractors, LLC | 13 | 2011-09-08 |
| Clarke Hockney | 12 | 2023-07-18 |
106 companies are named alongside Qu-Bar, Inc 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 |
|---|---|
| 3200 S CALUMET AVE | 2026-07-21 |
| 2100 E 87TH ST | 2026-06-17 |
| 644 W 71ST ST | 2026-04-09 |
| 7141 S MORGAN ST | 2026-04-08 |
| 4865 N SHERIDAN RD | 2025-06-10 |
| 3825 S WASHTENAW AVE | 2025-06-03 |
| 2745 W ROOSEVELT RD | 2025-05-28 |
| 5250 S ROCKWELL ST | 2025-05-14 |
| 5024 S WOLCOTT AVE | 2025-04-17 |
| 4251 N CLARENDON AVE | 2025-04-16 |
| 2347 S WABASH AVE | 2025-04-15 |
| 7831 S PRAIRIE AVE | 2025-04-15 |
| 4136 S CALIFORNIA AVE | 2025-04-10 |
| 6543 S CHAMPLAIN AVE | 2025-04-01 |
220 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $1 to $113,000,000, median $1,700,000. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
253 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101080215 | 2026-07-21 | Mechanical / HVAC | 3200 S CALUMET AVE | ROOF REPLACEMENT, CHILLER ENCLOSURE ADDITION AND MEP UPGRADES TO 3-STORY MASONRY SCHOOL BUILDING. | $10,367,000 |
| 101083024 | 2026-06-17 | Mechanical / HVAC | 2100 E 87TH ST | CPS SCHOOL - NO CHANGE IN USE. INTERIOR RENOVATIONS AT CHICAGO VOCATIONAL CAREER ACADEMY (CVCA), CURRENT USE/OCCUPANCY SCHOOL E-1, PROPOSED USE/OCCUPANCY SCHOOL E-1, INCLUDES POOL | $4,928,800 |
| 101083024 | 2026-06-17 | Mechanical / HVAC | 2100 E 87TH ST | CPS SCHOOL - NO CHANGE IN USE. INTERIOR RENOVATIONS AT CHICAGO VOCATIONAL CAREER ACADEMY (CVCA), CURRENT USE/OCCUPANCY SCHOOL E-1, PROPOSED USE/OCCUPANCY SCHOOL E-1, INCLUDES POOL | $4,928,800 |
| 101077317 | 2026-04-09 | Mechanical / HVAC | 644 W 71ST ST | ROOF REPLACEMENT PROJECT WITH MINOR MECHANICAL REPLACEMENT WORK. | $2,300,000 |
| 101078672 | 2026-04-08 | Mechanical / HVAC | 7141 S MORGAN ST | SELF-CERT 2019 CRBC - CPS SCHOOL - NO CHANGE IN USE. EXCEL ACADAMY OF ENGLEWOOD. M.E.P. IMPROVEMENTS AT EXISTING TWO-STORY BRICK SCHOOL BUILDING | $3,308,821 |
| 101068508 | 2025-06-10 | Mechanical / HVAC | 4865 N SHERIDAN RD | SC 2019 CBRC: ALTERATIONS TO 2-STORY SCHOOL BUILDING INCLUDING ROOF REPLACEMENT AND MECHANICAL, ELECTRICAL, PLUMBING SYSTEM WORK ASSOCIATED WITH ROOF REPLACEMENT. SELECTIVE MASONRY | $2,000,000 |
| 101066592 | 2025-06-03 | Mechanical / HVAC | 3825 S WASHTENAW AVE | SC 2019 CBC: ROOF REPLACEMENT AT ALL EXISTING ROOFS AND MECHANICAL UPGRADES TO THE BUILDING AT AN EXISTING CPS ELEMENTARY SCHOOL. ADD MECHANICAL VENTILATION AND EXHAUST TO THE MAIN | $3,800,000 |
| 101062879 | 2025-05-28 | Mechanical / HVAC | 2745 W ROOSEVELT RD | SPR 2019: INTERIOR DEMOLITION, RENOVATION, ROOF REPLACEMENT, AND EXTERIOR PLAYGROUND REFINISHING OF 73,445SF ELEMENTARY SCHOOL, TWO STORIES ABOVE GRADE AND PARTIAL BASEMENT (OCCUPA | $8,930,000 |
| 101065183 | 2025-05-14 | Mechanical / HVAC | 5250 S ROCKWELL ST | SELF-CERT 2019 CRBC - CPS SCHOOL - NO CHANGE IN USE. FLORENCE NIGHTINGALE ELEMENTARY. ROOF REPLACEMENT, EXTERIOR RENOVATION, BOILER STACK HEIGHT REDUCTION AND M.E.P. UPGRADES AT E | $7,335,000 |
| 101065291 | 2025-04-17 | Mechanical / HVAC | 5024 S WOLCOTT AVE | SELF CERT PROJECT - CPS SCHOOL - NO CHANGE IN USE - RENOVATION OF ROOF MATERIAL AND ROOF MOUNTED MEP COMPONENTS. | $2,346,000 |
| 101061307 | 2025-04-16 | Mechanical / HVAC | 4251 N CLARENDON AVE | SC 2019 CBRC: CHICAGO PUBLIC SCHOOL - BRENNEMANN ELEMENTARY SCHOOL RENOVATION OF EXISTING 4 CLASSROOM ADDITION INCLUDING INTERIOR AND EXTERIOR FINISHES. MAIN BUILDING WORK LIMITED | $4,000,000 |
| 101062477 | 2025-04-15 | Mechanical / HVAC | 2347 S WABASH AVE | SC 2019 CBRC: CHICAGO PUBLIC SCHOOLS - RENOVATION OF AN EXISTING 4-CLASSROOM CHICAGO PUBLIC SCHOOLS MODULAR BUILDING, MINOR SITE WORK | $3,000,000 |
| 101065493 | 2025-04-15 | Mechanical / HVAC | 7831 S PRAIRIE AVE | SELF-CERT 2019 CBRC: CHICAGO PUBLIC SCHOOL FACILITY. NO CHANGE IN USE. LOCALIZED CLASSROOM MODIFICATIONS. NEW FINISHES. | $1,704,000 |
| 101064764 | 2025-04-10 | Mechanical / HVAC | 4136 S CALIFORNIA AVE | SELF-CERT 2019 CBRC: ALTERATIONS TO EXISTING OFFICE AREAS INCLUDING ALL ASSOCIATED MECHANICAL AND ELECTRICAL WORK AT 3 STORY SCHOOL. (OCCUPANCY GROUP E-1; TYPE IB CONSTRUCTION) | $500,000 |
| 101063788 | 2025-04-01 | Mechanical / HVAC | 6543 S CHAMPLAIN AVE | RENOVATION OF 1ST FLOOR GIRLS AND BOYS TOILET ROOMS, A NEW ALL-GENDER TOILET ROOM, ADA UPGRADES AT ENTRANCE #3, AND KEYLESS ACCESS. THE WORK ALSO INVOLVES MEP UPGRADES RELATED TO T | $554,000 |
| 101061777 | 2025-02-20 | Mechanical / HVAC | 1140 W 66TH ST | EXISTING CPS SCHOOL, NO CHANGE IN USE. RENOVATION OF (5) TOILET ROOMS, INCLUDING PLUMBING AND ELECTRICAL FIXTURES AND INTERIOR FINISHES, IN AN EXISTING ELEMENTARY SCHOOL. | $350,000 |
| 101040524 | 2025-01-09 | Mechanical / HVAC | 5411 N LUNA AVE | SELF-CERT 2019 CBRC: CPS SCHOOL PROJECT: NO CHANGE IN OCCUPANCY/USE (CURRENT OCCUPANCY: SCHOOL/E1; CURRENT CONSTRUCTION TYPE V-A) SELF-CERT 2019 IBC.RENOVATION OF EXISTING MODULAR | $1,000,000 |
| 101043988 | 2024-05-28 | Mechanical / HVAC | 1140 W 66TH ST | EXISTING CPS SCHOOL, NO CHANGE IN USE. ROOF REPLACEMENT, WINDOW REPLACEMENT, MASONRY REPAIRS AND INTERIOR RENOVATION OF AN EXISTING ELEMENTARY SCHOOL. | $2,400,000 |
| 101043591 | 2024-04-23 | Mechanical / HVAC | 4706 N MENARD AVE | SELF-CERT 2019 CBC-CPS SCHOOL - NO CHANGE IN USE-MODULAR BUILDING LIFE SAFETY UPGRADES AT ERNST PRUSSING ELEMENTARY SCHOOL | $948,000 |
| 101043590 | 2024-04-23 | Mechanical / HVAC | 4704 N MENARD AVE | SELF-CERT 2019 CBC-CPS SCHOOL - NO CHANGE IN USE-MODULAR BUILDINGS LIFE SAFETY UPGRADES AT ERNST PRUSSING ELEMENTARY SCHOOL | $1,681,000 |
| 101043589 | 2024-04-23 | Mechanical / HVAC | 3854 N NEW ENGLAND AVE | SELF-CERT 2019 CBC-CPS SCHOOL - NO CHANGE IN USE-MODULAR BUILDINGS LIFE SAFETY UPGRADES AT BRIDGE ELEMENTARY SCHOOL | $509,000 |
| 101043587 | 2024-04-23 | Mechanical / HVAC | 3838 N NEW ENGLAND AVE | SELF-CERT 2019 CBC-CPS SCHOOL - NO CHANGE IN USE-MODULAR BUILDINGS LIFE SAFETY UPGRADES AT BRIDGE ELEMENTARY SCHOOL | $1,237,000 |
| 101043573 | 2024-04-23 | Mechanical / HVAC | 3800 N NEW ENGLAND AVE | SELF-CERT 2019 CBC-CPS SCHOOL - NO CHANGE IN USE-MODULAR BUILDINGS RENOVATION AT BRIDGE ELEMENTARY SCHOOL | $2,593,000 |
| 101043578 | 2024-04-23 | Mechanical / HVAC | 4650 N MENARD AVE | SELF-CERT 2019 CBC-CPS SCHOOL - NO CHANGE IN USE-MODULAR BUILDINGS RENOVATION AT ERNST PRUSSING ELEMENTARY SCHOOL | $2,935,000 |
| 101012427 | 2023-07-18 | Mechanical / HVAC | 3116 W BELDEN AVE | SC 2019 CBRC: EXISTING CPS SCHOOL - NO CHANGE IN USE. ROOF REPAIR, WINDOW REPAIR, MASONRY REPAIRS, PLUMBING WORK, MECHANICAL WORK, ELECTRICAL WORK AND NEW EXTERIOR MECHANICAL EQUIP | $7,500,000 |
| 101008349 | 2023-05-05 | Mechanical / HVAC | 7350 S EVANS AVE | PLUMBING PIPING REPLACEMENT, MECHANICAL UPGRADES, MINOR ELECTRICAL UPGRADES, FINISHES AT CPS SCHOOL. | $800,000 |
| 101008344 | 2023-05-04 | Mechanical / HVAC | 6938 S EAST END AVE | MECHANICAL UPGRADES, MINOR ELECTRICAL UPGRADES, PLUMBING PIPING, FINISHES AT CPS SCHOOL. | $800,000 |
| 101004612 | 2023-05-04 | Mechanical / HVAC | 4934 S WABASH AVE | CPS SCHOOL - NO CHANGE IN USE. CURRENT OCCUPANCY IS E1 AND PROPOSED OCCUPANCY IS E1. SCOPE INCLUDES CONVERTING AND COMBINING CLASSROOMS INTO LARGER OFFICE SPACES, WITH NEW FINISHES | $8,100,000 |
| 101004612 | 2023-05-04 | Mechanical / HVAC | 4934 S WABASH AVE | CPS SCHOOL - NO CHANGE IN USE. CURRENT OCCUPANCY IS E1 AND PROPOSED OCCUPANCY IS E1. SCOPE INCLUDES CONVERTING AND COMBINING CLASSROOMS INTO LARGER OFFICE SPACES, WITH NEW FINISHES | $8,100,000 |
| 101005193 | 2023-04-07 | Mechanical / HVAC | 2410 S LEAVITT ST | SELF-CERT 2019 CBRC: CPS RUIZ SCHOOL, NO CHANGE IN USE, OCCUPANCY GROUP E-1 (TO REMAIN), TYPE I-B CONSTRUCTION (TO REMAIN). MEP BUILDING UPGRADES FOR 3-STORY BUILDING / 44FT IN HEI | $4,641,000 |
| 100997634 | 2023-02-23 | Mechanical / HVAC | 4747 S BISHOP ST | ZONING RT-4 (NO CHANGE), E-1 EDUCATIONAL OCCUPANCY (NO CHANGE). INTERIOR RENOVATIONS INCLUDE ALTERATIONS TO MULTI-USER TOILET ROOMS, INSTALLATION OF AN ALL-GENDER TOILET ROOM, OFF | $6,000,000 |
| 101003980 | 2023-02-23 | Mechanical / HVAC | 2084 S CANALPORT AVE | CPS SCHOOL / NO CHANGE IN USE. ROOF REPAIR/REPLACEMENT. MECHANICAL SYSTEM UPGRADES. LIMITED INTERIOR FINISH REPLACEMENT. | $3,319,000 |
| 100997634 | 2023-02-23 | Mechanical / HVAC | 4747 S BISHOP ST | ZONING RT-4 (NO CHANGE), E-1 EDUCATIONAL OCCUPANCY (NO CHANGE). INTERIOR RENOVATIONS INCLUDE ALTERATIONS TO MULTI-USER TOILET ROOMS, INSTALLATION OF AN ALL-GENDER TOILET ROOM, OFF | $6,000,000 |
| 100964375 | 2022-08-03 | Mechanical / HVAC | 4747 S BISHOP ST | EXISTING MASONRY PARAPET COPINGS, ROOFTOP EQUIPMENT, ROOF DRAINS, AND BUILT-UP ROOFING SYSTEM ARE TO BE DEMOLISHED IN THEIR ENTIRELY DOWN TO STRUCTURE AND REPLACED IN KIND. EXISTIN | $950,000 |
| 100964375 | 2022-08-03 | Mechanical / HVAC | 4747 S BISHOP ST | EXISTING MASONRY PARAPET COPINGS, ROOFTOP EQUIPMENT, ROOF DRAINS, AND BUILT-UP ROOFING SYSTEM ARE TO BE DEMOLISHED IN THEIR ENTIRELY DOWN TO STRUCTURE AND REPLACED IN KIND. EXISTIN | $950,000 |
| 100969074 | 2022-07-06 | Mechanical / HVAC | 512 S LAVERGNE AVE | ROOF REPLACEMENT, MECHANICAL UPGRADES INCLUDING NEW CHILLER, UNIT VENTILATOR REPLACEMENTS, LIGHTING REPLACEMENT, PLUMBING SUPPLY LINE REPLACEMENTS AND ARCHITECTURAL WORK RELATED RE | $11,000,000 |
| 100967663 | 2022-06-15 | Mechanical / HVAC | 431 N TROY ST | MEP UPGRADES TO INCLUDE REMOVAL OF EXISTING AHU, EF'S, WATER HEATERS AND INSTALLATION OF NEW EF'S, RTU, WATER HEATERS AND CHILLER AT GRADE W/ MASONRY ENCLOSURE, REPLACEMENT OF CEIL | $7,063,800 |
| 100958708 | 2022-05-20 | Mechanical / HVAC | 6634 W RAVEN ST | SELF-CERT 2019 CBRC - CHICAGO PUBLIC SCHOOLS - NO CHANGE IN OCCUPANCY OR USE - ROOF REPLACEMENT, ROOF DRAIN REPLACEMENT, PARAPET REPAIRS AND EXTENSION, EXTERIOR BUILDING LIGHTING R | $2,000,000 |
| 100965015 | 2022-05-10 | Mechanical / HVAC | 7411 S ABERDEEN ST | CPS SCHOOL WITH NO CHANGE IN USE: EXTERIOR ROOF REPLACEMENT, LINTEL REPLACEMENT IN KIND AND EXISTING PARKING LOT ASPHALT REPLACEMENT. INTERIOR RENOVATIONS TO EXISTING TOILET ROOMS | $2,180,000 |
| 100965000 | 2022-05-10 | Mechanical / HVAC | 7050 S MAY ST | CPS SCHOOL WITH NO CHANGE IN USE: EXTERIOR ROOF REPLACEMENT. INTERIOR RENOVATIONS TO EXISTING TOILET ROOMS. ELECTRICAL, MECHANICAL AND PLUMBING PER PLAN. | $1,800,000 |
| 100965834 | 2022-04-20 | Mechanical / HVAC | 955 W GARFIELD BLVD | CPS SCHOOL (ELEMENTARY), ZONING:RT-4, NO CHANGE IN USE (E-1 EDUCATIONAL OCCUPANCY). SITE IMPROVEMENTS INCLUDE ALTERATIONS TO PROVIDE ACCESSIBLE PARKING STALLS AND THE REPLACEMENT | $3,250,000 |
| 100960623 | 2022-03-24 | Mechanical / HVAC | 2250 N CLIFTON AVE | CHICAGO PUBLIC SCHOOL FACILITY. NO CHANGE IN USE. NEW ROOFING SYSTEM. MISC. MASONRY REPAIRS. MISC. INTERIOR FINISHES. | $2,800,000 |
| 100958037 | 2022-03-10 | Mechanical / HVAC | 2345 S CHRISTIANA AVE | ROOFING REPLACEMENT, ROOF DRAINS, SOME WINDOWS, 3 CLASSROOM RENOVATIONS, FINISHES, SITE CONCRETE/RAMPS/STAIRS, LOCALIZED MASONRY TUCKPOINTING AND REPLACEMENT | $6,000,000 |
| 100959377 | 2022-03-02 | Mechanical / HVAC | 12607 S UNION AVE | CPS SCHOOL : INTERIOR CLASSROOM AND TOILET ROOM RENOVATION. WORK TO INCLUDE FINISHES, MILLWORK, AND REPLACEMENT OF PLUMBING FIXTURES IN THE TOILET ROOM, CLASSROOM SINK, AND DRINKIN | $1 |
| 100958208 | 2022-02-22 | Mechanical / HVAC | 917 W 88TH ST | CPS SCHOOL WITH NO CHANGE IN USE: SELF CERTIFICATION 2019 CBRC: INTERIOR RENOVATIONS TO AN EXISTING PUBLIC ELEMENTARY SCHOOL. MEP WORK INCLUDED AS PER PLANS. (OCCUPANY GROUP E-1; C | $360,131 |
| 100933040 | 2021-09-21 | Mechanical / HVAC | 3535 E 114TH ST | ONE OCCUPIED SPACE - FINISHES, NEW ROOFTOP UNIT, ELECTRICAL WORK WITH PANEL, LOW VOLTAGE AND COMMUNICATIONS DEVICES, ROOF HYDRANT | $400,000 |
| 100921681 | 2021-06-29 | Mechanical / HVAC | 3535 E 114TH ST | SELF-CERT PERMIT, CHICAGO PUBLIC SCHOOLS, ROOF REPLACEMENT, EXHAUST FAN REPLACEMENT, MINOR INTERIOR FINISHES | $4,000,000 |
| 100910572 | 2021-06-11 | Mechanical / HVAC | 3010 S PARNELL AVE | CPS SCHOOL. NO CHANGE OF USE, EXISTING/PROPOSED ELEMENTARY SCHOOL/E-1. WORK INCLUDES MECHANICAL UPGRADES AND REPLACEMENT, ELECTRICAL UPGRADES, PLUMBING UPGRADES, INTERIOR FINISHES, | $4,425,565 |
| 100915669 | 2021-05-14 | Mechanical / HVAC | 7240 S WABASH AVE | CPS SCHOOL / NO CHANGE IN USE. MEP UPGRADES AND INTERIOR RENOVATIONS. | $2,136,000 |
| 100909833 | 2021-04-15 | Mechanical / HVAC | 3319 N CLIFTON AVE | CPS ELEMENTARY SCHOOL WITH NO CHANGE IN OCCUPANCY USE: INTERIOR FINISHES, ROOFING REPLACEMENT, EXTERIOR MASONRY RESTORATION, LIMITED PLUMBING RELATED TO ROOFING SCOPE, LIMITED MECH | $2,685,000 |
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 →