COMPANY RECORD · CHICAGO, IL
O'hare Engineering — permit history in Chicago, IL
O'hare Engineering appears on 61 Chicago permit records from 2006 through 2026, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 61 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2006 | 4 |
| 2007 | 3 |
| 2008 | 3 |
| 2009 | 1 |
| 2010 | 1 |
| 2011 | 2 |
| 2012 | 2 |
| 2013 | 2 |
| 2014 | 2 |
| 2015 | 7 |
| 2016 | 2 |
| 2018 | 7 |
| 2019 | 7 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 3 |
Busiest year on record: 2015, with 7 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 |
|---|---|---|
| Ryan Companies US, Inc. | 15 | 2026-08-07 |
| Baker Construction Group, Inc. | 9 | 2023-09-11 |
| Highlake Construction Corporation | 6 | 2022-11-03 |
| The Missner Group Co. | 4 | 2016-11-10 |
| Roger Van Vossen | 3 | 2007-01-02 |
| G & H Developers Corporation | 3 | 2007-01-02 |
| Galey Consulting LLC | 3 | 2015-10-14 |
| Meridian Design Build LLC | 3 | 2019-08-05 |
| Martin Cement Co. | 2 | 2025-02-13 |
| Helios Design Build, LLC | 2 | 2016-01-14 |
| Abbey Paving | 1 | 2020-04-27 |
| Mjtj Contractors & Builder | 1 | 2020-10-19 |
33 companies are named alongside O'hare Engineering 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 |
|---|---|
| 10310 S WOODLAWN AVE | 2026-08-07 |
| 10770 S DOTY AVE W | 2026-05-06 |
| 2017 N MENDELL ST | 2023-09-11 |
| 358 W ONTARIO ST | 2022-11-03 |
| 300 N STATE ST | 2021-09-09 |
| 224 N DESPLAINES ST | 2021-08-04 |
| 3523 S ASHLAND AVE | 2020-10-19 |
| 10500 S WOODLAWN AVE | 2020-04-27 |
| 2350 S WOOD ST | 2020-01-28 |
| 2518 N LINCOLN AVE | 2019-12-24 |
| 12144 S AVENUE O | 2019-08-05 |
| 350 W ONTARIO ST | 2019-07-02 |
| 231 S LA SALLE ST | 2019-05-03 |
| 6422 N SHERIDAN RD | 2018-08-17 |
37 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $210,000,000, median $250,000. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
61 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101080855 | 2026-08-07 | Mechanical / HVAC | 10310 S WOODLAWN AVE | SPR 2019 CBRC: INTERIOR ALTERATIONS TO AN EXISTING 1-STORY WAREHOUSE AND OFFICE SPACE, INCLUDING CONSTRUCTION OF NEW WAREHOUSE DEMISING WALL, OFFICE PARTITIONS ELECTRICAL AND VENTI | $1,300,000 |
| 101078843 | 2026-07-10 | Mechanical / HVAC | 10310 S WOODLAWN AVE | SPR 2019 CBRC: INTERIOR RENOVATIONS: PROPOSED OFFICE SPACE IN THE NORTHEAST CORNER OF AN EXISTING 1 STORY WAREHOUSE, PER PLANS. | $547,603 |
| 101080246 | 2026-05-06 | Mechanical / HVAC | 10770 S DOTY AVE W | SPR 2019 CBC: INITIAL TENANT BUILD-OUT OF SPECULATIVE OFFICE SPACE AT THE SOUTHWEST CORNER OF EXISTING 1-STORY WAREHOUSE BUILDING AS PER PLANS. (CONSTRUCTION TYPE 2B USE GROUP S-1 | $547,603 |
| 101065915 | 2025-05-30 | Mechanical / HVAC | 10310 S WOODLAWN AVE | SPR CBRC 2019: CONSTRCUCT NEW OFFICE SPACE IN AN EXISTING WAREHOUSE BUILDING PER PLANS (CONSTRUCTION TYPE IIB USE GROUP S-1 & B). | $750,000 |
| 101060917 | 2025-02-13 | Mechanical / HVAC | 10770 S DOTY AVE W | SPR CBC 2019: ERECT NEW 1 STORY PRE-CAST WAREHOUSE BUILDING WITH NEW FENCING, LANDSCAPING AND PARKING PER PLANS. (CONSTRUCTION TYPE IIB USE GROUP S-1 & B). [CORE / SHELL] **CERTIFI | $14,125,000 |
| 101052089 | 2024-10-23 | Mechanical / HVAC | 10310 S WOODLAWN AVE | ERECT NEW 1 STORY PRE-CAST WAREHOUSE BUILDING PER PLANS. (CONSTRUCTION TYPE IIB USE GROUP S-1 & B). | $10,000,000 |
| 101030700 | 2023-09-11 | Mechanical / HVAC | 2017 N MENDELL ST | SELF CERT 2019 CBRC: INTERIOR ALTERATIONS TO 3RD FLOOR OFFICE SUITES 3NW AND 3NE. WORK TO INCLUDE DEMO, NEW PARTITIONS, MECHANICAL, ELECTRICAL AND PLUMBING AS PER PLANS. 1A CONSTRU | $200,000 |
| 101001792 | 2023-01-13 | Mechanical / HVAC | 2017 N MENDELL ST | SELF CERT 2019 CBRC: INTERIOR ALTERATIONS TO 2ND FLOOR OFFICE SUITE. WORK TO INCLUDE DEMO, NEW PARTITIONS, MECHANICAL, ELECTRICAL AND PLUMBING AS PER PLANS. 1A CONSTRUCTION. B-BUSI | $250,000 |
| 100983307 | 2022-11-03 | Mechanical / HVAC | 358 W ONTARIO ST | SPR 2019 CBRC: REVISION TO PERMIT #100934516 TO MOVE THE 3RD FLOOR TELECOMMUNICATION EQUIPMENT ROOM, IDF 314 TO NEW ROOM 329 AS PER PLANS NO CHANGE IN USE. (OCCUPANCYGROUP B; TYPE | $30,000 |
| 100979052 | 2022-08-15 | Mechanical / HVAC | 2017 N MENDELL ST | SELF CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING OFFICE SPACE TO INCLUDE NEW PARTITIONS, MECHANICAL, ELECTRICAL, PLUMBING AS PER PLANS. B-BUSINESS, 1A CONSTRUCTION | $100,000 |
| 100909229 | 2021-09-09 | Mechanical / HVAC | 300 N STATE ST | SPR 2019 CBRC: INSTALL OF INSULATING ARCHITECTURAL ENCLOSURE WITH ELECTRIC HEATERS TO ENCLOSE REPLACEMENT FIRE PROTECTION SUPPLY LINES FROM EAST TOWER OVER TO WEST TOWER AT THE MAR | $365,000 |
| 100934516 | 2021-09-02 | Mechanical / HVAC | 358 W ONTARIO ST | SELF-CERT 2019 CBRC: ALTERATIONS IN EXISTING OFFICE BUILDING FOR SINGLE OFFICE TENANT ON A PORTION OF THE THE 2ND AND 3RD FLOORS AS PER PLANS. NO CHANGE IN USE. (OCCUPANCYGROUP B; | $1,687,460 |
| 100921469 | 2021-08-04 | Mechanical / HVAC | 224 N DESPLAINES ST | SPR 2019 CBRC: INTERIOR ALTERATION TO AN EXISTING OFFICE SPACE SUITE #100 ON THE 1ST FLOOR SPACE BUILD-OUT INCLUDING INTERIOR FRAMING AND FINISHES, ELECTRICAL, LOW VOLTAGE, HVAC, A | $870,000 |
| 100930693 | 2021-07-13 | Mechanical / HVAC | 224 N DESPLAINES ST | INSTALL ONE 6 TON ROOFTOP UNIT, AND REPLACE ONE 15 TON ROOFTOP UNIT, BOTH UNITS ARE AIR COOLED, REMOTE, AND LOCATED ON THE ROOF, SERVING AIR HANDLERS THAT SERVE THE FIRST FLOOR COM | $0 |
| 100930701 | 2021-07-13 | Mechanical / HVAC | 224 N DESPLAINES ST | REPLACE (2) AIR HANDLERS & INSTALL (2) NEW EXHAUST FANS. | $0 |
| 100879144 | 2020-10-19 | Mechanical / HVAC | 3523 S ASHLAND AVE | *DIRECT DEVELOPER SERVICES* 2019 BUILDING CODE PMD #8 NEW 1 STORY, IIIB CONSTRUCTION, 114,344 SF PACKAGE WAREHOUSE/DISTRIBUTION FACILITY AS PER PLANS. CONSULTANT REVIEWER: V3 COMP | $18,582,000 |
| 100867095 | 2020-04-27 | Mechanical / HVAC | 10500 S WOODLAWN AVE | DIRECT DEVELOPER SERVICES PD#1167 ERECT A NEW 145,811 SQUARE FOOT WAREHOUSE DISTRIBUTION FACILITY. | $50,000,000 |
| 100841612 | 2020-01-28 | Mechanical / HVAC | 2350 S WOOD ST | PMD-11. ALTERATIONS TO AN EXISTING WAREHOUSE FOR A NEW TENANT, AS PER PLANS. | $200,000 |
| 100832832 | 2019-12-24 | Mechanical / HVAC | 2518 N LINCOLN AVE | PLANS HAVE BEEN REVISED FROM ORIGINAL PERMIT C2 ASSEMBLY, PERMIT NUMBER 100745210. SEPARATED GENERAL EXHAUST FROM TOILET AND DISHWASHER EXHAUST. REDUCED KITCHEN HOOD PHYSICAL SIZE, | $1 |
| 100809154 | 2019-08-05 | Mechanical / HVAC | 12144 S AVENUE O | ***DIRECT DEVELOPER SERVICES*** SHELL AND CORE WITH FOUNDATION OF ONE-STORY, HIGH BAY, PRE-CAST WAREHOUSE/MANUFACTURING USE BUILDING ON SHALLOW FOOTINGS TO INCLUDE BASE BUILDING ME | $13,500,000 |
| 100828748 | 2019-07-02 | Mechanical / HVAC | 350 W ONTARIO ST | REPLACE FOUR EXISTING SPLIT SYSTEMS WITH FOUR CARRIER 4 TON SPLIT SYSTEMS, AIR COOLED, R410A, LOCATED ON THE ROOF. | $0 |
| 100828739 | 2019-07-02 | Mechanical / HVAC | 350 W ONTARIO ST | REPLACE (4) FURNACES IN DAYCARE. | $0 |
| 100820332 | 2019-06-19 | Mechanical / HVAC | 2017 N MENDELL ST | SELF-CERT. PROJECT - INTERIOR ALTERATIONS IN EXISTING OFFICE BUILDING ON THE 1ST FLOOR, SUITE 103. NEW PARTITIONS, PLUMBING, VENTILATION, AND ELECTRICAL AS PER PLANS. (NO CHANGE IN | $125,000 |
| 100820335 | 2019-06-11 | Mechanical / HVAC | 2017 N MENDELL ST | SELF-CERT. PROJECT - INTERIOR ALTERATIONS IN EXISTING OFFICE BUILDING ON THE 1ST FLOOR, SUITE 1N. NEW PARTITIONS, PLUMBING, VENTILATION, AND ELECTRICAL AS PER PLANS. (NO CHANGE IN | $200,000 |
| 100807066 | 2019-05-03 | Mechanical / HVAC | 231 S LA SALLE ST | SELF-CERT: *STRUCTURAL PEER REVIEW* INTERIOR ALTERATIONS TO EXISTING FIRST FLOOR VACANT RESTAURANT SPACE FOR NEW NAF NAF GRILL RESTAURANT AS PER PLANS | $473,700 |
| 100781113 | 2018-09-04 | Mechanical / HVAC | 2518 N LINCOLN AVE | CHANGE HVAC CONTRACTOR TO OHARE ENGINEERING PERMIT # 100745210 | $75 |
| 100768466 | 2018-08-17 | Mechanical / HVAC | 6422 N SHERIDAN RD | SELF CERTIFIED INTERIOR BUILD OUT OF EXISTING SPACE FOR NEW 1-STORY 22,513 SF TARGET STORE PER ATTACHED PLANS. | $2,500,000 |
| 100761629 | 2018-05-11 | Mechanical / HVAC | 2017 N MENDELL ST | REVISION TO PERMIT # 100608034 TO CHANGE HVAC CONTRACTOR TO O'HARE ENGINEERINGO | $50 |
| 100758494 | 2018-05-01 | Mechanical / HVAC | 55 E ERIE ST | 175 UNIT 57 STORY RESIDENTIAL/COMMERCIALINTERIOR REMODEL UNIT 2101 | $25,000 |
| 100755000 | 2018-04-11 | Mechanical / HVAC | 2017 N MENDELL ST | NEW INTERIOR BUILD-OUT: INTERIOR ARCHITECTURAL WORK, ELECTRICAL PLUMBING AND MECHANICAL WORK. NO CHANGE OF USE. | $200,000 |
| 100753115 | 2018-04-03 | Mechanical / HVAC | 2017 N MENDELL ST | SELF CERT; NEW INTERIOR BUILD-OUT: INTERIOR ARCHITECTURAL WORK, ELECTRICAL, PLUMBING AND MECHANICAL WORK. NO CHANGE OF USE. | $200,000 |
| 100740293 | 2018-01-30 | Mechanical / HVAC | 1664 W DIVISION ST | SELF-CERTIFIED INTERIOR BUILDOUT FOR A 1-STORY, 12,819 SF DEPARTMENT STORE WITH BASEMENT AND ROOFTOP EQUIPMENT PER PLANS. | $1,700,000 |
| 100665387 | 2016-11-10 | Mechanical / HVAC | 4183 W IRVING PARK RD | SELF-CERT: INTERIOR BUILD OUT OF RETAIL SPACE ON GROUND FLOOR OF EXISTING RETAIL DEVELOPMENT PER PLAN. EXISTING/PROPOSED USE: MERCANTILE | $120,000 |
| 100620494 | 2016-01-14 | Mechanical / HVAC | 1325 N STATE PKWY | SELF-CERT: INTERIOR ALTERATIONS TO GROUND FLOOR MERCANTILE SPACE FOR A SALON AS PER PLANS. 4,990 SQ.FT. 1325 N STATE ST. | $773,373 |
| 100617128 | 2015-10-14 | Mechanical / HVAC | 1727 S WABASH AVE | WARREN BARR SOUTH LOOP- EXISTING SOUTH 5 STORY SKILLED CARE FACILITY INSTITUTIONAL BUILDING & NORTH 2 STORY OFFICE BUILDING CONVERSION TO TYPE 1-B CONSTRUCTION & INSTITUTIONAL OCCU | $1,200,000 |
| 100615963 | 2015-10-14 | Mechanical / HVAC | 8301 S HOLLAND RD | SELF CERT: INTERIOR ALTERATIONS TO UNOCCUPIED RETAIL BUILDING UNIT C TO INCLUDE CEILING, LIGHTS, HVAC (NEW RTU), ONE RESTROOM, ELECTRIC PANEL AS PER PLAN. EXISTING USE:MERCHANTILE | $35,000 |
| 100609429 | 2015-08-14 | Mechanical / HVAC | 1901 W 29TH ST | NEW CONSTRUCTION OF A 1 STORY FEDEX DISTRIBUTION FACILITY TO INCLUDE ADJACENT PUMP HOUSE AND SECURITY GUARD BUILDING, ONSITE PARKING AND ASSOCIATED SITEWORK.- 1901 WEST 29TH STREET | $210,000,000 |
| 100607061 | 2015-08-11 | Mechanical / HVAC | 8301 S HOLLAND RD | SELF CERT: INTERIOR ALTERATIONS TO AN UNOCCUPIED RETAIL BUILDING C, UNIT D. LIMITED ARCHITECTURE AND MINIMAL MODIFICATIONS TO MECHANICAL, ELECTRICAL, AND PLUMBING. EXISTING USE: ME | $43,500 |
| 100601345 | 2015-08-07 | Mechanical / HVAC | 8301 S HOLLAND RD | SELF CERT: INTERIOR ALTERATIONS TO UN-OCCUPIED RETAIL BUILDING UNIT B TO INCLUDE DEMISING PARTITION WITH MINOR ELECTRICAL, MECHANICAL AND PLUMBING. PROPOSED USE MERCHANTILE EXISTI | $65,780 |
| 100597750 | 2015-06-02 | Mechanical / HVAC | 1901 W 29TH ST | OA '3000 S DAMEN AVE' NEW CONSTRUCTION OF A ONE 1-STORY FEDEX DISTRIBUTION FACILITY TO INCLUDE ADJACENT PUMP HOUSE AND SECURITY GUARD BUILDING, ON SITE PARKING AND ASSOCIATED SITE | $21,000,000 |
| 100560744 | 2015-02-06 | Mechanical / HVAC | 3520 S COTTAGE GROVE AVE | CONSTRUCT A NEW TWO-STORY FIELDHOUSE WITH EXCAVATION FOR FOUNDATION AND SUPERSTRUCTURE MADE OF STRUCTURAL STEEL, PRECAST CONCRETE WALL PANELS, GYMNASIUM, SWIMMING POOL, POOL EQU | $11,388,875 |
| 100571405 | 2014-12-12 | Mechanical / HVAC | 8301 S HOLLAND RD | SELF CERT: INTERIOR ALTERATIONS TO UNOCCUPIED RETAIL BUILDING TO INCLUDE DEMISING PARTITION DEMISE THE SPACE AND BUILD OUT. | $42,000 |
| 100502208 | 2014-01-07 | Mechanical / HVAC | 2923 N CALIFORNIA AVE | ALTERATIONS TO EXISTING BUILDING FOR NEW MRI SUITE ON FIRST FLOOR AS PER PLANS. | $1,000,000 |
| 100461555 | 2013-11-29 | Mechanical / HVAC | 929 W FOSTER AVE | BUILD OUT OF THE GATHERING/MEETING ROOM ON THE 1ST FLOOR OF EXISTING 32 STORY RESIDENTIAL MIXED USE BUILDING WITH 292 DU AS PER PLANS. | $447,315 |
| 100497882 | 2013-09-05 | Mechanical / HVAC | 1840 N MARCEY ST | SELF-CERT INTERIOR REMODEL TO EXISTING OFFICE SPACE AS PER PLANS | $378,394 |
| 100433321 | 2012-07-03 | Mechanical / HVAC | 358 W ONTARIO ST | UPGRADES TO VENITLATION SYSTEM IN EXISTING RESTAURANT KITCHEN AT THE 1ST FLOOR TO INCLUDE NEW EXHAUST FANS ON THE ROOF AS PER PLANS. (OPEN PLAN REVIEW) | $100,000 |
| 100425869 | 2012-01-26 | Mechanical / HVAC | 350 W ONTARIO ST | REVISION TO EXISTING PERMIT TO ELIMINATE PROPOSED TOILET ROOM. | $4,273 |
| 100416155 | 2011-12-15 | Mechanical / HVAC | 350 W ONTARIO ST | INTERIOR ALTERATION OF EXISTING SPACE FOR NEW OFFICE TENANT. | $250,000 |
| 100403189 | 2011-09-12 | Mechanical / HVAC | 12359 S BURLEY AVE | TDM CMC FACILITY RENOVATION, NEW WASHROOM INTEGRATED IN THE BUILDING. | $120,000 |
| 100346100 | 2010-07-06 | Mechanical / HVAC | 9938 S CHARLES ST | ERECT 2ND FLOOR FRAME ADDITION, 1 STORY REAR DECK AT REAR OF 1ST FLOOR, INTERIOR ALTERATIONS & REPAIRS TO EXISTING SINGLE FAMILY RESIDENCE WITH ELECTRICAL, PLUMBING & HVAC PER OWNE | $45,000 |
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 →