COMPANY RECORD · CHICAGO, IL
State Mechanical Services LLC — permit history in Chicago, IL
State Mechanical Services LLC appears on 30 Chicago permit records from 2017 through 2026, most often mechanical / hvac (60% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 18 | 60% |
| General construction | 12 | 40% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2017 | 1 |
| 2018 | 1 |
| 2021 | 1 |
| 2024 | 4 |
| 2025 | 14 |
| 2026 | 9 |
Busiest year on record: 2025, with 14 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 |
|---|---|---|
| Lg Commercial LLC | 3 | 2025-12-22 |
| Kr Tech Group LLC | 2 | 2026-05-19 |
| Interior Alterations | 2 | 2025-11-24 |
| Onni Contracting (Chicago) Inc | 2 | 2026-03-16 |
| Redmond Construction Corp. | 2 | 2026-07-14 |
| Focus Construction LLC | 1 | 2025-05-16 |
| Jc Anderson Inc | 1 | 2025-05-07 |
| K.R. Miller Contractors, Inc. | 1 | 2026-05-19 |
| Centre Construction Services LLC | 1 | 2025-12-05 |
| Leopardo Construction Inc | 1 | 2026-04-14 |
| F.H. Paschen, S.N. Nielsen & Associates, LLC. | 1 | 2025-05-13 |
| Lr Contracting Company | 1 | 2026-03-03 |
17 companies are named alongside State Mechanical Services 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 |
|---|---|
| 4723 S KEDZIE AVE | 2026-08-07 |
| 35 N STATE ST | 2026-07-20 |
| 321 N CLARK ST | 2026-07-14 |
| 931 N RUSH ST | 2026-06-11 |
| 8010 S KOSTNER AVE | 2026-05-19 |
| 155 N WACKER DR | 2026-05-18 |
| 620 W DIVERSEY PKWY | 2026-04-14 |
| 225 W RANDOLPH ST | 2026-03-16 |
| 4910 N SHERIDAN RD | 2026-03-03 |
| 2923 W LAWRENCE AVE | 2025-12-22 |
| 111 S WACKER DR | 2025-12-15 |
| 330 N WABASH AVE | 2025-12-05 |
| 2740 W FOSTER AVE | 2025-12-01 |
| 600 W CHICAGO AVE | 2025-11-24 |
29 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $1 to $18,000,000, median $566,770. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
30 permits; open the full list
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| B200481770 | 2026-08-07 | General construction | 4723 S KEDZIE AVE | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 ROOFTOP PACKAGED UNIT(BRYANT, 582LP12, ROOF) . ELECTRICAL WORK UNDER THIS PERMIT = NO . LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON-RESIDEN | $29,375 |
| B200478214 | 2026-07-20 | General construction | 35 N STATE ST | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 HEAT EXCHANGER(TRANE INTELLIPAK, 5FHLFSOEPU56DUHC8, ROOF) . ELECTRICAL WORK UNDER THIS PERMIT = NO . LOCATIONS: 0 RESIDENTIAL UNIT(S), | $29,000 |
| 101085088 | 2026-07-14 | Mechanical / HVAC | 321 N CLARK ST | SELF-CERT 2019 CBRC: ALTERATIONS TO EXISTING COMMERCIAL OFFICE SPACE, SUITES 1000, 1040, AND 1070. INTERIORS WORK ONLY. (OCCUPANCY GROUP B - BUSINESS; CONSTRUCTION TYPE 1A) | $3,000,000 |
| B200473804 | 2026-06-11 | General construction | 931 N RUSH ST | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 ROOFTOP PACKAGED UNIT(CARRIER, 48TME012-A-501, ROOF TOP) . ELECTRICAL WORK UNDER THIS PERMIT = NO . LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 | $55,000 |
| 101080631 | 2026-05-19 | Mechanical / HVAC | 8010 S KOSTNER AVE | SPR 2019 CBRC: RENOVATION OF THREE BATHROOMS IN ELEMENTARY SCHOOL BUILDING, ONE BOYS', ONE GIRLS', AND ONE SINGLE USER GENDER NEUTRAL RESTROOM. OCCUPANCY GROUP E-1 CONSTRUCTION TYP | $570,000 |
| 101080886 | 2026-05-18 | Mechanical / HVAC | 155 N WACKER DR | SELF-CERT 2019 CBRC: ALTERATIONS TO EXISTING OFFICE SPACE, SUITE 1680. INTERIOR WORK ONLY. (OCCUPANCY GROUP B - BUSINESS; CONSTRUCTION TYPE 1A) | $450,000 |
| 101078000 | 2026-04-14 | Mechanical / HVAC | 620 W DIVERSEY PKWY | ***SELF-CERT*** EXISTING ZONED PD 306. SCOPE OF WORK: INTERIOR ALTERATION OF EXISTING SPACE INTO A COMMERCIAL BANKING FACILITY, WORK INCLUDES: MINOR INTERIOR WALL DEMOLITION, NEW L | $814,987 |
| 101080041 | 2026-03-16 | Mechanical / HVAC | 225 W RANDOLPH ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS OF AN EXISTING OFFICE SPACES IN EXISTING HIGH-RISE OFFICE BUILDING ON THE 18TH FLOOR, OFFICE SUITE 1850. NEW PARTITIONS, DOORS, CEILINGS, | $1,000,000 |
| 101077152 | 2026-03-03 | Mechanical / HVAC | 4910 N SHERIDAN RD | DDS 2019 CBC: ALTERATIONS TO EXISTING 6 AND 14 LEVEL APARTMENT BUILDING WITH 119 DWELLING UNITS. INCLUDES RENOVATION OF BUILDING ENVELOPE EXTERIOR AND ACCESSIBILITY UPGRADES IN UNI | $10,471,088 |
| 101074570 | 2025-12-22 | Mechanical / HVAC | 2923 W LAWRENCE AVE | DDS / 2019 CBC: REVISION TO PERMIT 101051379 TO INCLUDE INTERIOR & EXTERIOR MODIFICATIONS OF A 5-STORY RESIDENTIAL BUILDING TO INCLUDE ONE (1) ADDITIONAL DWELLING UNIT (41 TOTAL UN | $18,000,000 |
| 101077236 | 2025-12-15 | Mechanical / HVAC | 111 S WACKER DR | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS IN EXISTING OFFICE BUILDING ON THE 39TH FLOOR TO COMBINE SUITES 3900 AND 3950 INTO ONE OFFICE SUITE 3900. NEW PARTITIONS, DOORS, CEILINGS, | $926,000 |
| 101074355 | 2025-12-05 | Mechanical / HVAC | 330 N WABASH AVE | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS ON THE 14TH FLOOR OF EXISTING OFFICE BUILDING TO EXPAND OFFICE SUITE 1450. NEW PARTITIONS, DOORS, CEILINGS, LIGHTING, MILLWORK, AND FINISH | $290,854 |
| 101076879 | 2025-12-01 | Mechanical / HVAC | 2740 W FOSTER AVE | SELF CERT 2019 CBC: INTERIOR BUILDOUT OF A NEW OUTPATIENT BEHAVIORAL HEALTH OFFICE SPACE IN LOWER LEVEL OF EXISTING 4 STORY MEDICAL OFFICE BUILDING AS PER PLANS (OCCUPANCY B, TYPE | $1,988,677 |
| 101075988 | 2025-11-24 | Mechanical / HVAC | 600 W CHICAGO AVE | SELF-CERT 2019 CBRC. INTERIOR ALTERATION OF SUITE 110, AN EXISTING COMMERCIAL OFFICE SPACE ON THE FIRST FLOOR IN AN 8 STORY COMMERCIAL BUILDING. CHANGE IN OCCUPANCY FROM BUSINESS ( | $125,475 |
| 101072876 | 2025-09-24 | Mechanical / HVAC | 224 W HILL ST | SELF-CERT 2019 CBC: INITIAL BUILDOUT OF MEDICAL OFFICES FOR OUTPATIANT BEHAVIORAL HEALTH FACILITY IN EXISTING BUILDING ON THE 5TH FLOOR, SUITE 510. NEW CONSTRUCTION OF PARTITIONS, | $1,500,000 |
| 101071437 | 2025-07-31 | General construction | 333 W WACKER DR | SELF-CERT 2019 CBRC: INTERIOR ALTERATION TO EXISTING 5TH FLOOR IN AN EXISTING 36 STORY OFFICE BUILDING. WORK INCLUDES DEMOLITION OF EXISTING FULL FLOOR SUITE BUILDOUT, NEW FINISHES | $368,053 |
| B200432070 | 2025-07-07 | General construction | 61 W 15TH ST | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 MAKE UP AIR UNIT(CAPTIVEAIRE, CAS-HVAC4-I.1100, ROOF TOP) . ELECTRICAL WORK UNDER THIS PERMIT = NO . LOCATIONS: 0 RESIDENTIAL UNIT(S), | $260,000 |
| 101070757 | 2025-06-18 | Mechanical / HVAC | 625 N MICHIGAN AVE | SELF CERT 2019 CBRC: INTERIOR 3RD FLOOR DEMOLITION OF NON-LOAD BEARING PARTIONS AS PER PLANS. WORK TO INCLUDE ELECTRICAL, FIRE PROTECTION, MECHANICAL, AND PLUMBING. NO STRUCTURAL W | $391,702 |
| 101068676 | 2025-05-19 | Mechanical / HVAC | 111 E ERIE ST | SELF-CERT 2019 CBRC. INTERIOR ALTERATION OF AN EXISTING OFFICE SPACE ON FLOORS 3-7 OF AN EXISTING 20 STORY COMMERCIAL BUILDING. NO CHANGE IN USE, NO CHANGE IN OCCUPANCY. (OCCUPANCY | $2,816,625 |
| 100982183 | 2025-05-16 | Mechanical / HVAC | 1221 W WASHINGTON BLVD | DIRECT DEVELOPER SERVICES - ERECT 19 STORY 287 DU RESIDENTIAL BUILDING. FOUNDATION PERMIT UNDER #100970211. CONSULTANT REVIEWER: GLOBETROTTERS ENGINEERING | $1 |
| 101066499 | 2025-05-13 | Mechanical / HVAC | 2230 W MCLEAN AVE | CPS SCHOOL - NO CHANGE IN USE. INTERIOR ALTERATION OF TWO EXISTING CLASSROOMS INTO FOUR CLASSROOMS. MODIFY EXISTING ELECTRICAL AND MECHANICAL TO ALLOW FOR NEW LAYOUT. ALL WORK IN T | $300,000 |
| 101068160 | 2025-05-07 | Mechanical / HVAC | 225 W WASHINGTON ST | SELF-CERT 2019 CBRC INTERIOR ALTERATION ON THE 24TH FLOOR OF AN EXISTING 28 FLOOR HIGH-RISE COMMERCIAL OFFICE SPACE ; NO CHANGE IN USE ; NO CHANGE IN OCCUPANCY (OCCUPANCY GROUP: B, | $568,890 |
| 101060275 | 2025-03-17 | Mechanical / HVAC | 3737 N MOZART ST | INTERIOR ALTERATIONS IN EXISTING 3 STORY PRIVATE SCHOOL, PER PLANS. | $5,552,300 |
| 101061119 | 2024-11-04 | General construction | 200 N LA SALLE ST | SELF-CERT 2019 CBRC: INTERIOR OFFICE TENANT BUILDOUT ON THE 30TH FLOOR, FOR FULL FLOOR OFFICE SUITE 3000, INCLUDING ALTERATIONS TO TOILET ROOMS AND ELEVATOR LOBBY, AS PER PLANS. (O | $1,750,000 |
| B200397956 | 2024-09-23 | General construction | 1300 S WABASH AVE | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 ROOFTOP PACKAGED UNIT(TRANE, GCC240A3EHA, ROOF) . ELECTRICAL WORK UNDER THIS PERMIT = NO . LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON-RESI | $45,000 |
| 101050287 | 2024-08-13 | General construction | 100 E ONTARIO ST | INTERIOR RENOVATION AND ROOFTOP ADDITION TO THE EXISTING 3-STORY BUILDING AND UPGRADING THE EXISTING BUILDING FROM TYPE IIIB TO TYPE IIA CONSTRUCTION AS PER PLANS. | $14,500,000 |
| 101044215 | 2024-08-07 | General construction | 100 E ONTARIO ST | 2019 CBC: DIRECT DEVELOPER SERVICES: STRUCTURAL & FOUNDATION ONLY REVIEW FOR INTERIOR RENOVATION AND ROOFTOP ADDITION TO THE EXISTING 3-STORY BUILDING. UPGRADING THE EXISTING BUILD | $14,500,000 |
| 100923789 | 2021-06-28 | General construction | 111 N CANAL ST | THERE WILL BE NO CHANGE IN OCCUPANCY.PARTIAL INTERIOR RENOVATION TO THE (E) BUILDING LOBBY OF 111 NORTH CANAL STREET, CHICAGO, ILLINOIS, 60606.INCLUDING SELECTIVE DEMOLITION AS WEL | $25,000 |
| 100789073 | 2018-10-19 | General construction | 2480 N MILWAUKEE AVE | REVISION TO PERMIT: 100789073 TO DEMOLISH SLAB OF 4'0" DEEP ELEVATOR PIT AT THE CORNER OF N LINDEN PL. AND N. SACRAMENTO AVE.EXCAVATE BELOW AND POUR NEW SLAB FOR 5'0" | $1 |
| 100711833 | 2017-10-25 | General construction | 1415 W 44TH ST | ADDING SIX RTUS ONLY TO EXISTING ONE STORY WAREHOUSE (H1) - NO CHANGE IN USE - WITH STRUCTURAL PEER REVIEW, PER PLANS. | $564,650 |
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 →