COMPANY RECORD · CHICAGO, IL
Hill Mechanical Corporation — permit history in Chicago, IL
Hill Mechanical Corporation appears on 109 Chicago permit records from 2006 through 2026, most often general construction (64% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| General construction | 71 | 64% |
| Mechanical / HVAC | 40 | 36% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2006 | 2 |
| 2007 | 3 |
| 2008 | 5 |
| 2009 | 13 |
| 2010 | 4 |
| 2011 | 2 |
| 2012 | 6 |
| 2013 | 4 |
| 2014 | 1 |
| 2016 | 3 |
| 2017 | 1 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 9 |
| 2025 | 27 |
| 2026 | 18 |
Busiest year on record: 2025, with 27 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 |
|---|---|---|
| Hill Mechanical Group | 30 | 2024-04-15 |
| Hill Mechanical Corp. | 17 | 2025-10-17 |
| The Best Guaranteed Elec. Cont | 12 | 2009-06-26 |
| All Tech Energy, Inc. | 8 | 2013-11-05 |
| Hill Mechanical | 6 | 2025-10-17 |
| Super Electric Construction Co | 5 | 2025-10-23 |
| Integrated Electrical Services, L.L.C. | 4 | 2026-07-09 |
| Rex Elect. & Technologies LLC | 4 | 2025-09-05 |
| Gurtz Electric Company | 4 | 2024-07-29 |
| Block Electric Company | 3 | 2025-11-13 |
| The Hill Group | 2 | 2022-05-03 |
| Kelso-Burnett Co. | 2 | 2025-03-12 |
28 companies are named alongside Hill Mechanical Corporation 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 |
|---|---|
| 10 S DEARBORN ST | 2026-08-03 |
| 4950 N MARINE DR | 2026-07-09 |
| 6601 N RIDGE BLVD | 2026-07-08 |
| 710 N FAIRBANKS CT | 2026-07-06 |
| 35 W WACKER DR | 2026-06-09 |
| 1060 W ADDISON ST | 2026-06-05 |
| 900 W FOSTER AVE | 2026-06-04 |
| 10000 W OHARE AIRPORT | 2026-05-28 |
| 5644 S DREXEL AVE | 2026-05-27 |
| 1531 N DEARBORN PKWY | 2026-05-22 |
| 211 E CHICAGO AVE | 2026-05-20 |
| 1724 W HARRISON ST | 2026-04-23 |
| 251 E HURON ST | 2026-04-09 |
| 300 N LA SALLE DR | 2026-02-09 |
86 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $370,000,000, median $558,333. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
109 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101085515 | 2026-08-03 | Mechanical / HVAC | 10 S DEARBORN ST | DDS 2019 CBRC: REVISION TO BUILDING PERMIT #101060679 TO INCREASE THE OCCUPANCY LOAD OF THE 57TH FLOOR CONFERENCE CENTER. CHANGES INCLUDE AN ALL-CHAIR SETUP IN THE MULTI-PURPOSE RO | $100 |
| B200474399 | 2026-07-09 | General construction | 4950 N MARINE DR | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 3 BOILER - HOT WATER(RAYPAK MVB H7-2004) . ELECTRICAL WORK UNDER THIS PERMIT = NO . LOCATIONS: 1 RESIDENTIAL UNIT(S), 0 NON-RESIDENTIAL U | $415,000 |
| B200475319 | 2026-07-08 | General construction | 6601 N RIDGE BLVD | SCOPE: REMOVAL OF BOILERS ONLY, NO REPLACEMENT. LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON-RESIDENTIAL UNIT(S), GROUND FLOOR. | $100,000 |
| 101082660 | 2026-07-06 | Mechanical / HVAC | 710 N FAIRBANKS CT | DDS 2019 CBRC: RENOVATION TO EXISTING LAB/OFFICE BUILDING ON FLOORS 2, 4, 6, 7 AND PENTHOUSE 1 FOR EXPANSION OF LABS TO INCLUDE MECHANICAL PENTHOUSE ADDITION ON LEVEL 4. CONSTRUCTI | $81,315,000 |
| 101082578 | 2026-06-09 | Mechanical / HVAC | 35 W WACKER DR | DDS 2019 CBC:REVISION TO PERMIT 101071487 TO INCLUDE REMOVAL OF SCOPE AND ROOM LAYOUT CHANGES AS PER PLANS. A3-ASSEMBLY. 1A CONSTRUCTION. CONSULTANT REVIEWER: V3 COMPANIES OF IL | $1,000,000 |
| 101077109 | 2026-06-05 | Mechanical / HVAC | 1060 W ADDISON ST | DDS 2019 CBC: REPLACEMENT OF 1 WHEELCHAIR LIFT AND NEW ACCESSIBLE SEATING PLATFORM AT SECTION 218. WORK AT SECTIONS 101, 102, 103, 104, 105, 117, 118, 119, 120, 130, 131, 132, 133, | $1,200,000 |
| B200472508 | 2026-06-04 | General construction | 900 W FOSTER AVE | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 2 CHILLER(CARRIER 30RC-0505620) . ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON-RESIDENTIAL UNIT(S), | $290,000 |
| 101083648 | 2026-05-28 | Mechanical / HVAC | 10000 W OHARE AIRPORT | DS 2019 CBRC: REVISION TO FULL BUILDING PERMIT 101056000 FOR THE RENOVATION OF EXISTING SPACE AND ADDITION OF APPROXIMATELY 35,960 SF AT TERMINAL 3 OF O'HARE INTERNATIONAL AIRPORT. | $250,000,000 |
| 101080854 | 2026-05-27 | Mechanical / HVAC | 5644 S DREXEL AVE | DDS 2019 CBRC: REVISION TO PERMIT # 101061630 TO ADD ADDITIONAL VENT PIPING AND ENLARGE LAB PROCESSING SPACE ON LEVEL 2 AND RECONFIGURE ADJACENT PHLEBOTOMY LAB. CONSUTLTANT REVIEWE | $625,000 |
| B200469313 | 2026-05-22 | General construction | 1531 N DEARBORN PKWY | HYDRONIC PIPING EXTENSION/RECONFIGURATION, GAS PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 6 BOILER - HOT WATER(LOCHINVAR FTX1000N) . ELECTRICAL WO | $742,833 |
| 101079339 | 2026-05-20 | Mechanical / HVAC | 211 E CHICAGO AVE | SPR 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 2ND FLOOR OFFICE SPACE INCLUDING CONFERENCE ROOMS AND IDF ROOM. UPGRADE AV INFRASTRUCTURE IN EXISTING CONFERENCE ROOMS, INCLUDING R | $494,162 |
| B200464704 | 2026-04-23 | General construction | 1724 W HARRISON ST | SCOPE: NONSTRUCTURAL INTERIOR ALTERATION WITIN TUNNEL FOR REMOVAL OF SHUTTER ASSEMBLY AND INFILL WALL TO MATCH SURFACE. LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON-RESIDENTIAL UNIT(S), | $20,000 |
| 101076850 | 2026-04-09 | Mechanical / HVAC | 251 E HURON ST | SPR 2019 CBRC: RENOVATION OF EXISTING I-2 OCCUPANCY SPACES IN THE CARDIOLOGY DEPARTMENT OF THE 8TH FLOOR THE EXISTING FEINBERG/GALTER PAVILION TO INCLUDE MECHANICAL, ELECTRICAL AND | $5,804,000 |
| 101078360 | 2026-04-07 | Mechanical / HVAC | 211 E CHICAGO AVE | SPR 2019 CBRC: INSTALLATION OF NEW DATA CLOSETS, AND CORRESPONDING MECHANICAL INFRASTRUCTURE THROUGHOUT THE BUILDING. WORK TO INCLUDE: LOWER LEVEL-PARTIAL DEMO OF EXISTING TENANT S | $1,200,000 |
| 101074031 | 2026-02-09 | Mechanical / HVAC | 300 N LA SALLE DR | SELF-CERT 2019 CBC: INTERIOR ALTERATION OF EXISTING OFFICE SUITE 3400, ON THE 34TH FLOOR. AREA OF WORK IS 7,831 SQ FT. NO CHANGE GROUP B, BUSINESS OCCUPANCY OR CONSTRUCTION TYPE I- | $978,875 |
| 101077035 | 2026-02-09 | Mechanical / HVAC | 300 N LA SALLE DR | SELF-CERT 2019 CBC: INTERIOR ALTERATION OF EXISTING 9TH FLOOR OFFICE SUITES. AREA OF WORK IS 20,070 SQ FT. NO CHANGE GROUP B, BUSINESS OFFICE OCCUPANCY OR CONSTRUCTION TYPE I-A | $2,508,750 |
| 101078749 | 2026-01-21 | General construction | 1650 W HARRISON ST | REINSTATE PERMIT NO 101045691 MUST BEGIN WORK AND OR REQUEST INSPECTION NO LATER THAN ***APRIL 2026*** ON PERMIT NO 101045691 | $0 |
| 101077707 | 2026-01-05 | Mechanical / HVAC | 225 E CHICAGO AVE | SELF-CERT 2019 CBRC: RENOVATION OF THE EXISTING 570 SF EQUIPMENT STORAGE ROOM ON LEVEL 9. THE EXISTING EQUIPMENT STORAGE ROOM WILL BECOME A NEW REFRIGERATOR WORKROOM IN THE SOUTH E | $580,000 |
| 101072259 | 2025-12-17 | Mechanical / HVAC | 676 N ST CLAIR ST | SPR 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 4TH FLOOR MEDICAL OFFICE SPACE OF ARKES PAVILION TO BUILDOUT AN IDF ROOM TO INCLUDE MECHANICAL, ELECTRICAL AND PLUMBING AS PER PLANS | $150,000 |
| 101074781 | 2025-12-11 | Mechanical / HVAC | 2800 S ASHLAND AVE | SPR 2019 CBRC: 1ST FLOOR INTERIOR AND EXTERIOR ALTERATIONS IN EXISTING 2-STORY DATA CENTER BUILDING ON THE 1ST FLOOR FOR ADDITIONAL COOLING IN PH1. SELECT DEMOLITION INTERIOR PARTI | $700,000 |
| B200452285 | 2025-12-09 | General construction | 76 E MONROE ST | HYDRONIC PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 2 CHILLER(CARRIER 23XRV4747NRVR451 BASEMENT) . ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCAT | $1,199,000 |
| 101074839 | 2025-11-13 | Mechanical / HVAC | 1650 W HARRISON ST | SPR 2019 CBRC: REMOVAL AND REPLACEMENT OF THREE (3) AIR HANDLING UNITS AT 2ND FLOOR MECHANICAL SPACE AT EXISTING HOSPITAL AS PER PLANS. I - INSTITUTION. 1A CONSTRUCTION | $5,789,489 |
| 101071836 | 2025-11-13 | Mechanical / HVAC | 10000 W OHARE ST | SPR 2019 CBC: ALTERATIONS BUILDING PERMIT FOR UPGRADES TO THE EXISTING HEATING AND REFRIGERATION PLANT (O'HARE BUILDING 450) TO PROVIDE HEATING TO CONSOLIDATED TUNNEL, SATELLITES, | $10,500,000 |
| 101074839 | 2025-11-13 | General construction | 1650 W HARRISON ST | SPR 2019 CBRC: REMOVAL AND REPLACEMENT OF THREE (3) AIR HANDLING UNITS AT 2ND FLOOR MECHANICAL SPACE AT EXISTING HOSPITAL AS PER PLANS. I - INSTITUTION. 1A CONSTRUCTION | $5,789,489 |
| 101075858 | 2025-11-05 | Mechanical / HVAC | 250 E SUPERIOR ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO 11TH FLOOR PHYSICIAN LOCKER ROOM/CLINICAL SUPPORT SPACE TO REPURPOSE FOR EQUIPMENT REPAIR SPACE. NO CHANGE TO EXISTING BUSINESS OCCUPAN | $981,000 |
| 101074187 | 2025-11-03 | Mechanical / HVAC | 10 S DEARBORN ST | DDS 2019 CBRC: REVISION TO BUILDING PERMIT #101060679 TO REDUCE THE SCOPE OF WORK ON THE 56TH FLOOR AS PER PLANS. THE 56TH FLOOR REDUCED WORK SCOPE INCLUDES REMOVING NEW PHONE ROOM | $100 |
| B200445011 | 2025-10-23 | General construction | 343 S DEARBORN ST | HYDRONIC PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 2 CHILLER(YORK, YLAA0200HJ46XFB, ROOF) . ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS: | $680,545 |
| 101075520 | 2025-10-17 | Mechanical / HVAC | 710 N FAIRBANKS CT | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO 4TH FLOOR OFFICE SPACE TO INCLUDE DEMOLITION AND CONSTRUCTION OF PARTITIONS; MECHANICAL, ELECTRICAL AND PLUMBING WORK AS PER PLANS. NO | $111,050 |
| 101071872 | 2025-10-17 | General construction | 350 E CERMAK RD | SPR 2019 CBRC: INSTALLATION OF HEAT EXCHANGERS. MECHANICAL, ELECTRICAL AND PLUMBING WORK. (IB CONSTRUCTION, B-BUSINESS, S-2 STORAGE | $806,645 |
| 101072253 | 2025-10-14 | Mechanical / HVAC | 676 N ST CLAIR ST | SELF-CERT 2019 CBRC: ***STRUCTURAL PEER REVIEW*** INTERIOR ALTERATIONS TO 4TH FLOOR MEDICAL OFFICE TO INCLUDE DEMOLITION AND CONSTRUCTION OF PARTITIONS, MECHANICAL, ELECTRICAL AND | $6,000,000 |
| 101073354 | 2025-10-07 | Mechanical / HVAC | 1 N FRANKLIN ST | SELF-CERT 2019 CBRC: STRUCTURAL PEER REVIEW INCLUDED - INTERIOR RENOVATION TO PARTIAL 34TH AND 35TH OFFICE FLOORS TO DEMO AND INFILL STAIRCASE AS PER PLANS. NO CHANGE IN USE. (CONS | $185,000 |
| 101065085 | 2025-09-12 | Mechanical / HVAC | 10000 W OHARE ST | SPR 2019 CBC: FULL BUILDING PERMIT FOR THE CONSTRUCTION OF NEW MIDFIELD COOLING PLANT (MCP) (O'HARE BUILDING 240), MIDFIELD COOLING TOWER (O'HARE BUILDING 241), INCLUDING DEEP FOUN | $85,000,000 |
| 101073014 | 2025-09-11 | Mechanical / HVAC | 259 E ERIE ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO 24TH FLOOR MEDICAL OFFICE SPACE IN LAVIN PAVILION TO INCLUDE SELECTIVE RENOVATION FOR NEW PREP/RECOVERY BAYS, EXAM ROOMS, OFFICE, CONFE | $2,000,000 |
| 101072694 | 2025-09-05 | Mechanical / HVAC | 123 N WACKER DR | SELF-CERT 2019 CBRC: REVISION TO BUILDING PERMIT #101069115 TO REVISE THE QUANTITY OF SINGLE USER RESTROOMS ON THE FLOOR FROM 2 TO 3 AS PER PLANS. NO CHANGE IN USE. NO STRUCTURAL W | $50,000 |
| B200439391 | 2025-09-05 | General construction | 70 W MADISON ST | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 2 CHILLER(CARRIER 19DV-M60M625845D5 BASEMENT MECHANICAL ROOM) . ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS: 0 RESIDENTIAL UNIT(S | $1,958,000 |
| 101071975 | 2025-07-30 | Mechanical / HVAC | 676 N ST CLAIR ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 11TH FLOOR OFFICE SPACE FOR A PSYCHIATRIC OUTPATIENT CLINIC. SCOPE INCLUDES NEW PATIENT SERVICES REP STATION, RENOVATED SUB-WA | $1,622,505 |
| 101070212 | 2025-07-21 | Mechanical / HVAC | 676 N ST CLAIR ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 14TH FLOOR OFFICES OF ARKES PAVILION. SCOPE INCLUDES INTERIOR DEMOLITION, NEW PARTITIONS, MECHANICAL, ELECTRICAL AND PLUMBING | $6,000,000 |
| 101067030 | 2025-07-18 | Mechanical / HVAC | 676 N ST CLAIR ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 17TH FLOOR MEDICAL OFFICE SPACE TO INCLUDE SELECTIVE DEMOLITION, NEW PARTITIONS; MECHANICAL, ELECTRICAL AND PLUMBING. NO CHANG | $895,000 |
| B200417548 | 2025-06-12 | General construction | 150 N MICHIGAN AVE | DUCTWORK EXTENSION/RECONFIGURATION, HYDRONIC PIPING EXTENSION/RECONFIGURATION, GAS PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 2 BOILER - HOT WATER | $325,900 |
| 101067033 | 2025-04-10 | Mechanical / HVAC | 71 S WACKER DR | SELF-CERT 2019 CBRC: INTERIOR OFFICE RENOVATION OF THE 46TH FLOOR AS PER PLANS. WORK INCLUDES NEW PRIVATE OFFICES, CONFERENCE ROOMS, PANTRY, STAFF CAFÉ, AND OPEN WORKSTATION AREAS. | $3,000,000 |
| B200410754 | 2025-03-20 | General construction | 1600 S PRAIRIE AVE | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 2 CHILLER(CARRIER, 30RB210) . ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS: 161 RESIDENTIAL UNIT(S), 0 NON-RESIDENTIAL UNIT(S), 1 | $550,000 |
| B200415558 | 2025-03-12 | General construction | 3900 S ASHLAND AVE | NEW HEAT PUMP OR REFRIGERATION EQUIP., ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON-RESIDENTIAL UNIT(S), 1 INTERIOR COMMON AREAS, EXTERIOR WORK | $530,000 |
| B200412859 | 2025-02-17 | General construction | 2350 N KENMORE AVE | HYDRONIC PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 2 CHILLER(CARRIER CHILLERS, 19DK65314CL) . ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS | $500,000 |
| B200411623 | 2025-01-28 | General construction | 100 E BELLEVUE PL | HYDRONIC PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 2 CHILLER(CARRIER 30RC-0826356-8-5, ROOF) 1 CHILLER(CARRIER 23XRV3030NQVR350, PENTHOUSE MECHA | $1,600,000 |
| B200411881 | 2025-01-28 | General construction | 1 E JACKSON BLVD | DUCTWORK EXTENSION/RECONFIGURATION, HYDRONIC PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 4 SINGLE PACKAGE DX UNIT(NORTEK AIR SOLUTIONS (MAMMOTH VVW | $800,000 |
| B200028692 | 2024-09-17 | General construction | 2350 N KENMORE AVE | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 BOILER - STEAM(BURNHAM MODEL 3L-60-50-15#PF, MECHANICAL PENTHOUSE) . ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS: 0 RESIDENTIAL | $155,000 |
| 101057696 | 2024-09-10 | General construction | 2550 N LAKEVIEW AVE | SPR 2019 CBRC: CONSTRUCT A NEW 2-HOUR FIRE-RATED ENCLOSURE OF CONCRETE MASONRY WITH A BRICK MASONRY AND LIMESTONE VENEER TO HOUSE THE EXHAUST PIPE SERVICING THE EMERGENCY GENERATOR | $200,000 |
| B200022083 | 2024-08-28 | General construction | 6601 N RIDGE BLVD | GAS PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 ROOFTOP PACKAGED UNIT(CARRIER, 48FCFM28A3A6-6U0A0, ROOF) . ELECTRICAL WORK UNDER THIS PERMIT = NO | $30,000 |
| B200023074 | 2024-07-29 | General construction | 1700 W VAN BUREN ST | DUCTWORK EXTENSION/RECONFIGURATION, HYDRONIC PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 CHILLER(SMARDT, WE085.2E.F2AHFA.F2AVFA.TNX, MECHANICAL R | $1,216,456 |
| B200017038 | 2024-05-21 | General construction | 400 E SOUTH WATER ST | NEW HEAT PUMP OR REFRIGERATION EQUIP., ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS: 0 RESIDENTIAL UNIT(S), 0 NON-RESIDENTIAL UNIT(S), 2 INTERIOR COMMON AREAS, EXTERIOR WORK | $34,476 |
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 →