COMPANY RECORD · CHICAGO, IL
Hill Mechanical Corp. — permit history in Chicago, IL
Hill Mechanical Corp. appears on 817 Chicago permit records from 2006 through 2026, most often plumbing (93.9% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| Plumbing | 767 | 93.9% |
| Mechanical / HVAC | 50 | 6.1% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2006 | 12 |
| 2007 | 36 |
| 2008 | 6 |
| 2009 | 16 |
| 2010 | 16 |
| 2011 | 23 |
| 2012 | 30 |
| 2013 | 39 |
| 2014 | 26 |
| 2015 | 30 |
| 2016 | 63 |
| 2017 | 47 |
| 2018 | 78 |
| 2019 | 85 |
| 2020 | 64 |
| 2021 | 51 |
| 2022 | 37 |
| 2023 | 40 |
| 2024 | 43 |
| 2025 | 53 |
| 2026 | 22 |
Busiest year on record: 2019, with 85 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 |
|---|---|---|
| Power Construction Company, LLC | 80 | 2025-10-03 |
| Bulley & Andrews, L.L.C. | 70 | 2026-03-25 |
| Pepper Construction Company | 64 | 2025-12-30 |
| Executive Construction , Inc. | 51 | 2026-05-01 |
| Skender Construction, LLC. | 47 | 2025-12-09 |
| Turner Construction Company | 39 | 2025-10-09 |
| Clune Construction Company, L.P. | 32 | 2026-06-09 |
| B. Stromberg Construction Co., Inc. | 31 | 2019-01-11 |
| Bulley & Andrews LLC | 25 | 2026-03-25 |
| Summit Design & Build, LLC. | 23 | 2021-08-09 |
| M. A. Mortenson Company | 22 | 2024-07-22 |
| Gilbane Building Company, Inc. | 20 | 2023-06-06 |
179 companies are named alongside Hill Mechanical Corp. 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 |
|---|---|
| 435 N MICHIGAN AVE | 2026-08-21 |
| 123 N WACKER DR | 2026-07-22 |
| 10000 W OHARE ST | 2026-07-15 |
| 550 W VAN BUREN ST | 2026-06-26 |
| 505 N MICHIGAN AVE | 2026-06-15 |
| 35 W WACKER DR | 2026-06-09 |
| 1060 W ADDISON ST | 2026-06-05 |
| 10000 W OHARE AIRPORT | 2026-05-28 |
| 320 N SANGAMON ST | 2026-05-18 |
| 919 W FULTON MARKET | 2026-05-15 |
| 350 N ORLEANS ST | 2026-05-01 |
| 211 E CHICAGO AVE | 2026-04-07 |
| 6601 N RIDGE BLVD | 2026-03-25 |
| 830 N MICHIGAN AVE | 2026-03-13 |
364 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $511,393,050, median $743,198. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
817 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| B200479755 | 2026-08-21 | Plumbing | 435 N MICHIGAN AVE | FOR PERMIT 101083326: REPLACEMENT GENERAL CONTRACTOR. REPLACEMENT OTHER CONTRACTOR. REPLACEMENT ELECTRICAL CONTRACTOR. REPLACEMENT PLUMBING CONTRACTOR. NEW CONTRACTOR(S) LISTED | |
| B200479869 | 2026-08-14 | Plumbing | 435 N MICHIGAN AVE | FOR PERMIT 101083512: REPLACEMENT GENERAL CONTRACTOR. ADDITIONAL ELECTRICAL CONTRACTOR. ADDITIONAL PLUMBING CONTRACTOR. ADDITIONAL OTHER CONTRACTOR. NEW CONTRACTOR(S) LISTED UN | |
| 101084635 | 2026-07-22 | Plumbing | 123 N WACKER DR | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 6TH FLOOR OFFICE SPACE - SUITE 610. NO CHANGE TO EXISTING USE. (BUSINESS / 1A) | $110,000 |
| 101077694 | 2026-07-15 | Plumbing | 10000 W OHARE ST | SPR 2019 CRBC: INTERIOR ALTERATIONS TO EIGHT (8) RESTROOMS THROUGHOUT THE O'HARE INTERNATIONAL AIRPORT CAMPUS FOR REFRESH OF EXISTING COMPONENTS AND FINISHES. RESTROOMS LOCATED IN | $17,500,000 |
| 101085084 | 2026-06-26 | Plumbing | 550 W VAN BUREN ST | SELF CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 17TH FLOOR OFFICE. WORK TO INCLUDE DEMO, NEW PARTITIONS, CEILINGS, DOORS, ELECTRICAL, PLUMBING, AND MECHANICAL AS PER PLANS. 1 | $2,530,291 |
| 101076823 | 2026-06-15 | Plumbing | 505 N MICHIGAN AVE | SPR 2019 CBRC - INTERIOR RENOVATIONS OF EXISTING POOL AREA ON 14TH FLOOR,. WORK TO INCLUDE UPDATED INTERIOR FINISHES, AND ELECTRICAL & PLUMBING WORK AS PER PLANS NO STRUCTURAL WORK | $350,000 |
| 101082578 | 2026-06-09 | Plumbing | 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 | Plumbing | 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 |
| 101083648 | 2026-05-28 | Plumbing | 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 |
| 101079949 | 2026-05-18 | Plumbing | 320 N SANGAMON ST | SELF-CERT 209 CBRC: INTERIOR ALTERATIONS TO EXISTING 5TH AND 6TH FLOOR OFFICE SPACE. NO CHANGE TO EXISTING USE. (OCCUPANCY B / CONSTRUCTION TYPE 1A) | $275,000 |
| B200470564 | 2026-05-15 | Plumbing | 919 W FULTON MARKET | FOR PERMIT 101081328: REPLACEMENT PLUMBING CONTRACTOR. REPLACEMENT OTHER CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| 101082710 | 2026-05-01 | Plumbing | 350 N ORLEANS ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO 6TH FLOOR OFFICE SPACE. WORK TO INCLUDE DEMO, NEW PARTITIONS, CEILINGS, FINISHES, FURNITURE, MECHANICAL, ELECTRICAL, AND PLUMBING, AS P | $1,500,000 |
| 101080561 | 2026-04-30 | Plumbing | 350 N ORLEANS ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO 3RD FLOOR OFFICE SPACE. WORK TO INCLUDE DEMO, NEW PARTITIONS, CEILINGS, FINISHES, FURNITURE, MECHANICAL, ELECTRICAL, AND PLUMBING, AS P | $300,000 |
| 101076391 | 2026-04-24 | Plumbing | 1060 W ADDISON ST | DDS CBC 2019: THE ADDITION OF 2 WHEELCHAIR LIFTS, 1 EACH AT SECTION 6 AND SECTION 23 AT NEW ACCESSIBLE SEATING PLATFORMS IN THE LOWER SEATING BOWL PLUS AT THE CLUBHOUSE LEVEL A NEW | $2,300,000 |
| 101078360 | 2026-04-07 | Plumbing | 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 |
| 101073941 | 2026-03-25 | Plumbing | 6601 N RIDGE BLVD | SPR. 2019 CBC: FULL BUILDING PERMIT FOR ADJACENT PARKING TO EXISTING MANUFACTURING FOR 76 EXTERIOR SURFACE SPACES .(OCCUPANCY GROUP F-1, TYPE IIB CONSTRUCTION) | $300,000 |
| B200459840 | 2026-03-13 | Plumbing | 830 N MICHIGAN AVE | FOR PERMIT 101072336: REPLACEMENT ELECTRICAL CONTRACTOR. REPLACEMENT PLUMBING CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| 101075342 | 2026-02-17 | Plumbing | 333 W WOLF POINT PLZ | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO 22ND FLOOR OFFICE SPACE AS PER PLANS. WORK TO INCLUDE CONSTRUCTION OF NEW NON-LOAD BEARING PARTITIONS, CEILINGS, DOORS, FLOOR FINISHES, | $3,116,373 |
| 101076381 | 2026-01-29 | Plumbing | 1032 W FULTON MARKET | PROPOSED GREEN ROOF AND INTERIOR ALTERATIONS IN 1ST, 2ND, AND 3RD FLOOR RESTROOMS IN AN EXISTING 3 STORY OFFICE BUILDING, PER PLANS. APPROVED 01.29.2025. | $500,000 |
| 101077419 | 2026-01-14 | Plumbing | 132 E DELAWARE PL | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS AT UNIT 6302, UNIT 6401 IN EXISTING 69 STORY APARTMENT BUILDING AS PER PLAN (OCCUPANCY GROUP R-2, TYPE IA CONSTRUCTION). | $200,000 |
| 101073615 | 2026-01-12 | Plumbing | 6601 N RIDGE BLVD | SPR 2019 CBRC ALTERATIONS TO EXISTING ONE STORY BLDG (BUILDING 501) 17' HIGH, MASONRY EXTERIOR WALLS STEEL FRAMED FOR CORPORATE OFFICE BUILDOUT 10446 SQ.FT. INCLUDING TOILET ROOMS | $750,000 |
| 101076527 | 2026-01-07 | Plumbing | 331 W SURF ST | SELFCERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 9TH FLOOR OFFICE SPACE - SUITE 910. NO CHANGE TO EXISTING USE. (OCCUPANCY B / CONSTRUCTION TYPE 1A) | $65,000 |
| B200454856 | 2025-12-30 | Plumbing | 1 N LA SALLE ST | FOR PERMIT 101073885: REPLACEMENT ELECTRICAL CONTRACTOR. REPLACEMENT GENERAL CONTRACTOR. REPLACEMENT PLUMBING CONTRACTOR. REPLACEMENT OTHER CONTRACTOR. NEW CONTRACTOR(S) LISTED | |
| B200454179 | 2025-12-17 | Plumbing | 353 N CLARK ST | FOR PERMIT 101074280: REPLACEMENT PLUMBING CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| B200454176 | 2025-12-16 | Plumbing | 353 N CLARK ST | FOR PERMIT 101074276: REPLACEMENT PLUMBING CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| 101076710 | 2025-12-09 | Plumbing | 433 W VAN BUREN ST | SELF CERT 2019 CBRC: REVISION TO PERMIT #101071878 DUE TO NEW RESTROOM LAYOUT (1A CONSTRUCTION. B-BUSINESS USE) | $7,800,000 |
| 101077049 | 2025-12-08 | Plumbing | 900 N MICHIGAN AVE | SELF-CERT 2019 CBRC: NONSTRUCTURAL INTERIOR DEMOLITION INCLUDING REMOVAL OF MEP SYSTEMS IN SUITE 1720 IN EXITING OFFICE BUILDING AS PER PLANS. NO CHANGE TO DEMISING WALLS (OCCUPANC | $110,000 |
| 101071604 | 2025-12-03 | Plumbing | 900 W FOSTER AVE | DDS 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 1-STORY INDOOR SPORTS AND FINTNESS FACILITY. NEW INTERIOR PATITIONS, STRUCTURAL, ELECTRICAL, HVAC, PLUBING AND FIRE PROTECTION SYSTE | $4,869,528 |
| 101071836 | 2025-11-13 | Plumbing | 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 |
| 101075768 | 2025-10-27 | Plumbing | 233 S WACKER DR | SELF-CERT 2019 CBRC: INTERIOR ALTERATION TO EXISTING OFFICE FLOORS 53 & 54 AS PER PLANS. WORK TO INCLUDE SELECTIVE DEMOLITION, NEW PARTITIONS, CEILING, LIGHTING, DOORS AND HARDWARE | $9,100,000 |
| 101073522 | 2025-10-24 | Plumbing | 6601 N RIDGE BLVD | 2019 CBRC - NEW ROOF TOP UNIT ON NEW CURB ON EXISTING BUILDING AND BAR JOIST-OCCUPANCY GROUP F-1 AND CONSTRUCTION TYPE IIB | $100,000 |
| B200447906 | 2025-10-22 | Plumbing | 300 N LA SALLE DR | FOR PERMIT 101071484: REPLACEMENT PLUMBING CONTRACTOR. REPLACEMENT ELECTRICAL CONTRACTOR. REPLACEMENT OTHER CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONT | |
| 101071872 | 2025-10-17 | Plumbing | 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 |
| B200443834 | 2025-10-10 | Plumbing | 8600 W BRYN MAWR AVE | PARKING GARAGE REPAIRS, OVERHEAD CONCRETE REPAIR, EXPANSION JOINT REPLACEMENT AND WATERPROOFING. LOCATIONS: 0 RESIDENTIAL UNIT(S), 0 NON-RESIDENTIAL UNIT(S), EXTERIOR WORK, BASEMEN | $1,949,000 |
| 101066042 | 2025-10-09 | Plumbing | 6001 S STONY ISLAND AVE | DDS PRE-2019 CBC: REVISION TO PERMIT 100917482 TO INCLUDE MINOR LAYOUT CHANGES, UPDATES TO ELECTRICAL LIGHTING AND POWER, ASSOCIATED MEP CHANGES, AND MINOR STRUCTURAL REVISIONS FOR | $3,000,000 |
| 101071492 | 2025-10-09 | Plumbing | 6011 S STONY ISLAND AVE | DDS PRE 2019 CBC: REVISION TO PERMIT 100919159 TO INCLUDE MINOR LAYOUT CHANGES, UPDATES TO ELECTRICAL LIGHTING AND POWER, ASSOCIATED MEP CHANGES, AND MINOR STRUCTURAL REVISIONS FOR | $3,000,000 |
| 101071488 | 2025-10-09 | Plumbing | 6021 S STONY ISLAND AVE | DDS PRE 2019 CBC: REVISION TO PERMIT 100919160 TO INCLUDE MINOR LAYOUT CHANGES, UPDATES TO ELECTRICAL LIGHTING AND POWER, ASSOCIATED MEP CHANGES, AND MINOR STRUCTURAL REVISIONS FOR | $3,000,000 |
| 101071498 | 2025-10-09 | Plumbing | 6101 S STONY ISLAND AVE | DDS PRE 2019 CBC: REVISION TO PERMIT 100919164 TO INCLUDE MINOR LAYOUT CHANGES, UPDATES TO ELECTRICAL LIGHTING AND POWER, ASSOCIATED MEP CHANGES, AND MINOR STRUCTURAL REVISIONS FOR | $3,000,000 |
| B200445235 | 2025-10-08 | Plumbing | 900 N MICHIGAN AVE | FOR PERMIT 101070952: REPLACEMENT PLUMBING CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| B200444124 | 2025-10-07 | Plumbing | 161 E CHICAGO AVE | 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), 0 NON | $15,000 |
| 101074434 | 2025-10-03 | Plumbing | 151 N FRANKLIN ST | SELF-CERT 2019 CBRC: INTERIOR BUILDOUT TO EXISTING 21ST FLOOR OFFICE SPACE. NO CHANGE TO EXISTING USE. DEMO PERMIT #101072587. (OCCUPANCY B / CONSTRUCTION TYPE 1A) | $210,000 |
| 101073642 | 2025-10-03 | Plumbing | 69 W WASHINGTON ST | SELF-CERT 2019 CBC: INTERIOR RENOVATION (BUILD-OUT) OF THE 30TH FLOOR FOR COOK COUNTY OFFICE AREA (OCCUPANCY GROUP B, CONSTRUCTION TYPE I-A). STRUCTURAL PEER REVIEW FOR INFILL OF E | $6,300,000 |
| 101075011 | 2025-10-03 | Plumbing | 155 N WACKER DR | SELF-CERT 2019 CBRC: REVISION TO PERMIT 101068683 TO CONVERT LARGER OFFICE SPACES INTO SMALLER PRIVATE OFFICES. MINOR POWER AND FURNITURE UPDATES, CHANGES TO PARTITION TYPES, AND F | $425,000 |
| 101073009 | 2025-09-30 | Plumbing | 251 E HURON ST | SELF-CERT 2019 CBRC: ***STRUCTURAL PEER REVIEW*** INTERIOR TO ALTERATIONS TO 4TH FLOOR (CT ROOM 2, 4-546) AND CONTROL AREA TO INCLUDE RELOCATED RADIOLOGY ADMIN OFFICE AND A RELOCAT | $770,356 |
| 101071487 | 2025-09-29 | Plumbing | 35 W WACKER DR | DDS 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 21ST FLOOR CONFERENCING, OFFICE AND AMENITY SPACE. WORK TO INCLUDE DEMO, NEW PARTITIONS, MECHANICAL, ELECTRICAL AND PLUMBING AS PER | $1,820,000 |
| 101065085 | 2025-09-12 | Plumbing | 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 |
| 101073244 | 2025-09-11 | Plumbing | 150 N RIVERSIDE PLZ | SELF-CERT 2019 CBRC: INTERIOR RENOVATIONS TO AN EXISTING OFFICE SUITE 3200 AS PER PLANS. WORK TO INCLUDE DEMOLITION, NEW PARTITIONS, CEILINGS, FINISHES, DOORS AND HARDWARE, LIGHTIN | $1,900,000 |
| 101072587 | 2025-09-03 | Plumbing | 151 N FRANKLIN ST | SELF-CERT 2019 CBRC: INTERIOR DEMO ONLY TO EXISTING 21ST FLOOR OFFICE SPACE. NO CHANGE TO EXISTING USE. (OCCUPANCY B / CONSTRUCTION TYPE 1A) | $75,000 |
| 101073559 | 2025-09-03 | Plumbing | 230 W MONROE ST | SELF CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING SUITE 925. WORK TO INCLUDE DEMO, MINIMAL INTERIOR PARTITION CHANGES, REPLACE THE RECEPTION AND BREAKROOM CEILING INCLUDING LI | $337,688 |
| B200436702 | 2025-08-05 | Plumbing | 1950 N BURLING ST | REPAIR OR IN-KIND REPLACEMENT OF 5 PLUMBING FIXTURES AS DESCRIBED IN PERMIT APPLICATION. LOCATIONS: 1 RESIDENTIAL UNIT(S), 0 NON-RESIDENTIAL UNIT(S), KITCHEN. | $10,000 |
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 →