COMPANY RECORD · CHICAGO, IL
Sun Mechanical Systems, Inc — permit history in Chicago, IL
Sun Mechanical Systems, Inc appears on 168 Chicago permit records from 2008 through 2026, all of them mechanical / hvac.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 170 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2008 | 5 |
| 2009 | 4 |
| 2010 | 8 |
| 2011 | 8 |
| 2012 | 4 |
| 2013 | 15 |
| 2014 | 16 |
| 2015 | 11 |
| 2016 | 15 |
| 2017 | 19 |
| 2018 | 24 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 6 |
| 2025 | 9 |
| 2026 | 3 |
Busiest year on record: 2018, with 24 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 |
|---|---|---|
| Bear Construction Company | 36 | 2018-12-19 |
| Morgan Harbour Construction, LLC | 13 | 2020-08-24 |
| Fcl Builders, LLC | 11 | 2020-03-24 |
| Keeley Construction, Inc. | 7 | 2016-07-21 |
| The Missner Group LLC | 6 | 2026-03-17 |
| Development Solutions, Inc | 6 | 2024-10-03 |
| S & S Construction, Inc. | 6 | 2016-07-21 |
| Ujamaa Construction, Inc. | 5 | 2025-05-19 |
| Riis Borg Construction | 5 | 2013-07-10 |
| Conerte By Wagner | 5 | 2020-08-17 |
| Leopardo Construction Inc | 5 | 2023-08-31 |
| Arco/Murray National Construction Co., Inc. | 4 | 2014-09-08 |
77 companies are named alongside Sun Mechanical Systems, 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 |
|---|---|
| 4917 S DREXEL BLVD | 2026-05-27 |
| 4002 S MORGAN ST | 2026-03-23 |
| 4002 S PRINCETON AVE | 2026-03-17 |
| 360 E OHIO ST | 2025-12-16 |
| 3900 S NORMAL AVE | 2025-11-24 |
| 3907 S DR MARTIN L KING JR DR | 2025-09-12 |
| 4825 S DREXEL BLVD | 2025-07-18 |
| 1032 W 43RD ST | 2025-07-17 |
| 3510 S MICHIGAN AVE | 2025-05-19 |
| 3815 S ASHLAND AVE | 2024-10-03 |
| 6706 S EMERALD AVE | 2024-09-19 |
| 4930 S COTTAGE GROVE AVE | 2024-08-21 |
| 1668 W OGDEN AVE | 2024-04-16 |
| 1 S WACKER DR | 2023-08-31 |
89 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $61,000,000, median $227,500. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
168 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101079617 | 2026-05-27 | Mechanical / HVAC | 4917 S DREXEL BLVD | DIRECT DEVELOPER SERVICES. 2019 CBC. REVISIONS TO PERMIT #101063790. EXISTING 12 STORY, 59 DWELLING UNIT BUILDING. REVISIONS INCLUDE INTERIOR COMMON AREA MINOR LAYOUT CHANGES AND A | $80,000 |
| 101064219 | 2026-03-23 | Mechanical / HVAC | 4002 S MORGAN ST | DDS 2019 CBC: NEW CONSTRUCTION OF ONE (1) STORY WAREHOUSE & ASSOCIATED SITE WORK AS PER PLANS. (OCCUPANCY GROUP: S1,B / TYPE IIB CONSTRUCTION TYPE) CONSULTANT REVIEWER: V3 COMPANI | $10,800,000 |
| 101074443 | 2026-03-17 | Mechanical / HVAC | 4002 S PRINCETON AVE | (DIRECT DEVELOPER SERVICES / 2019 CBRC) REVISION TO PERMIT #101040271 FOR A NEW STOREFRONT AND ASSOCIATED MECHANICAL AND ELECTRICAL WORK, AT AN EXISTING WAREHOUSE, AS PER PLANS. (O | $181,000 |
| 101075622 | 2025-12-16 | Mechanical / HVAC | 360 E OHIO ST | SELF CERT 2019 CBRC: INTERIOR BUILD-OUT OF AN EXISTING 1ST FLOOR BANK SPACE. WORK TO INCLUDE NEW PARTITIONS, PLUMBING, MECHANICAL AND ELECTRICAL AS PER PLANS. STRUCTURAL PEER REVIE | $1,200,000 |
| 101076134 | 2025-11-24 | Mechanical / HVAC | 3900 S NORMAL AVE | DDS 2019 CBRC: INTERIOR ALTERATION TO 1-STORY LIGHT INDUSTRIAL STORAGE BUILDING TO INSTALL A 2 HOUR TENANT DEMISING WALL. INCLUDES ASSOCIATED MEP. (OCCUPANCY S-1; CONSTRUCTION TYPE | $650,000 |
| 101067148 | 2025-09-12 | Mechanical / HVAC | 3907 S DR MARTIN L KING JR DR | DDS 2019 CBC: ERECT NEW ONE STORY BANKING FACILITY WITH WALK UP ATM AND NEW TRASH ENCLOSURE. WORK TO INCLUDE NEW CIVIL, LANDSCAPE, ARCHITECTURAL, STRUCTURAL, MECHANICAL, PLUMBING A | $2,200,000 |
| 101040271 | 2025-07-31 | Mechanical / HVAC | 4002 S PRINCETON AVE | (DIRECT DEVELOPER SERVICES / 2019 CBC) NEW CONSTRUCTION OF A 1-STORY WAREHOUSE TO INCLUDE AT-GRADE PARKING LOT AND ASSOCIATED SITE WORK, AS PER PLANS. (OCCUPANCY CLASSIFICATION: S- | $22,000,000 |
| 101063789 | 2025-07-18 | Mechanical / HVAC | 4825 S DREXEL BLVD | DIRECT DEVELOPER SERVICES. 2019 CBC. EXISTING 15 STORY, 77 DWELLING UNIT BUILDING. INTERIOR RENOVATIONS WILL INCLUDE LIKE FOR LIKE REPLACEMENT OF FIXTURES, FINISHES, AND MECHANICAL | $7,230,036 |
| 101063790 | 2025-07-18 | Mechanical / HVAC | 4917 S DREXEL BLVD | DIRECT DEVELOPER SERVICES. 2019 CBC. EXISTING 12 STORY, 59 DWELLING UNIT BUILDING. INTERIOR RENOVATIONS WILL INCLUDE LIKE FOR LIKE REPLACEMENT OF FIXTURES, FINISHES, AND MECHANICAL | $6,334,010 |
| 101066542 | 2025-07-17 | Mechanical / HVAC | 1032 W 43RD ST | DDS / 2019 CBC: INTERIOR & EXTERIOR ALTERATIONS TO EXISTING WAREHOUSE FOR INITIAL TENANT BUILD OUT, AS PER PLANS. (OCCUPANCY GROUP S-1, B / TYPE II-B CONSTRUCTION) CONSULTANT REVIE | $1,732,000 |
| 101066893 | 2025-06-16 | Mechanical / HVAC | 1032 W 43RD ST | DDS 2019 CBC: INTERIOR & EXTERIOR ALTERATIONS TO EXISTING WAREHOUSE FOR FIRST TIME TENANT BUILD OUT, AS PER PLANS. (OCCUPANCY GROUP S-1, B / TYPE II-B CONSTRUCTION) CONSULTANT REVI | $414,585 |
| 101046605 | 2025-05-19 | Mechanical / HVAC | 3510 S MICHIGAN AVE | 2019 CBRC, PBC/2FM - #09105: ALTERATION LEVEL 2 PER SECTION 603 OF THE CHICAGO REHAB CODE. WORK INCLUDES UPGRADES TO EXISTING OFFICE BUILDING PERTAINING MOSTLY TO ACCESS CONTROL, E | $4,000,000 |
| 101048120 | 2024-10-25 | Mechanical / HVAC | 1032 W 43RD ST | (DIRECT DEVELOPER SERVICES / 2019 CBC) INITIAL BUILD OUT FOR SPECULATIVE OFFICE SPACE (TENANT SPACE #3) IN AN EXISTING 1-STORY WAREHOUSE AS PER PLANS. (OCCUPANCY CLASSIFICATION: S- | $425,000 |
| 101051656 | 2024-10-03 | Mechanical / HVAC | 3815 S ASHLAND AVE | PD#365 SPR CBC 2019. CONSTRUCT A ONE-STORY COLD STORAGE WAREHOUSE BUILDING (S-1 OCCUPANCY CLASSIFICATION AND TYPE IIB CONSTRUCTION TYPE) WITH AN ACCESSORY OFFICE SPACE (B OCCUPANCY | $23,196,897 |
| 101055954 | 2024-09-19 | Mechanical / HVAC | 6706 S EMERALD AVE | REVISION TO PERMIT #100803909 TO REVISE THE SECOND FLOOR PLAN OF A 2-STORY DAY CARE CENTER BY ADDING A PRIVATE BATHROOM WITHIN DIRECTOR'S OFFICE SPACE PER PLANS | $35,000 |
| 101056805 | 2024-08-21 | Mechanical / HVAC | 4930 S COTTAGE GROVE AVE | DDS 2019 CBC: REVISION TO PERMIT #101046636. WORK TO INCLUDE KITCHEN CHANGES, HANDRAIL MODIFICATION, NEW RATED CEILINGS AND LIGHTING. (II-A CONSTRUCTION, B-BUSINESS, E-1 EDUCATION | $2,177,040 |
| 101046636 | 2024-07-05 | Mechanical / HVAC | 4930 S COTTAGE GROVE AVE | DDS 2019 CBC: ALTERATION OF EXISTING FOUR STORY SCHOOL BUILDING CONSISTING OF COSMETIC REPAIRS AND IMPROVEMENTS ON EXTERIOR AND INTERIOR RESTROOM & KITCHEN RENOVATION, REPLACEMENT | $2,177,040 |
| 101007904 | 2024-04-16 | Mechanical / HVAC | 1668 W OGDEN AVE | DDS 2019 CBRC: EXTERIOR AND INTERIOR RENOVATION TO AN EXISTING 3 STORYOFFICE AND RESIDENTIAL BUILDING TO REMODEL 28 RESIDENTIAL UNITS,AND LOUNGE CONSTRUCT A ENAGEMENT CENTER ON THE | $2,500,000 |
| 101022855 | 2023-08-31 | Mechanical / HVAC | 1 S WACKER DR | SELF CERT 2019 CBRC: INTERIOR ALTERATIONS TO 25TH FLOOR OFFICE SUITE FOR HNTB. WORK TO INCLUDE DEMO, NEW PARTITIONS, ELECTRICAL, MECHANICAL AND PLUMBING AS PER PLANS. 1A CONSTRUCTI | $3,100,000 |
| 101016007 | 2023-07-27 | Mechanical / HVAC | 2038 W HUBBARD ST | SPR 2019 CBRC: INTERIOR REMODELING OF WAREHOUSE AND OFFICE SPACE AND ADD TOILET ROOMS. (OCCUPANCY GROUP S; CONSTRUCTION TYPE 3A) AS PER PLANS**CERTIFIED CORRECTIONS SUBJECT TO FIEL | $50,000 |
| 100994133 | 2022-11-16 | Mechanical / HVAC | 2101 S WABASH AVE | ***SELF-CERT*** CURRENT OCCUPANCY B-BUSINESS, PROPOSED OCCUPANCY B-BUSINESS, NO CHANGE. CURRENT ZONING DX-5, NO CHANGE. INTERIOR RENOVATION OF THE TENANT SPACE ON THE GROUND FLOOR | $225,000 |
| 100970948 | 2022-08-15 | Mechanical / HVAC | 111 N CANAL ST | ** CBC 2019 ** ** SELFCERT PERMIT ** INTERIOR RENOVATION OF EXISTING TENANT OFFICE SUITE ON FLOORS 8 & 16. RENOVATION INCLUDES DEMOLITION OF EXISTING SPACE IN PREPARATION FOR A WHI | $737,460 |
| 100975551 | 2022-08-02 | Mechanical / HVAC | 225 W WACKER DR | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS IN EXISITNG OFFICE BUILDING ON THE 25TH FLOOR IN EXISTING FULL FLOOR OFFICE SUITE 2500 AS PER PLANS. (OCCUPANCY GROUP B; TYPE 1A CONSTRUCT | $500,000 |
| 100975565 | 2022-08-02 | Mechanical / HVAC | 225 W WACKER DR | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS IN EXISITNG OFFICE BUILDING ON THE 18TH FLOOR IN EXISTING OFFICE SUITE 1800 AS PER PLANS. (OCCUPANCY GROUP B; TYPE 1A CONSTRUCTION) | $450,000 |
| 100959230 | 2022-03-14 | Mechanical / HVAC | 2044 W ROSCOE ST | SELF CERT 2019 CBRC: INTERIOR RENOVATIONS TO A GROUND FLOOR TENANT OFFICE SPACE AS PER PLANS. WORK TO INCLUDE DEMOLITION, NEW PARTITIONS, DOORS, AND HARDWARE, CEILINGS, FINISHES, M | $135,000 |
| 100892238 | 2021-05-06 | Mechanical / HVAC | 3300 E 122ND ST | DIRECT DEVELOPER SERVICES 2019 CBC: NEW CONSTRUCTION OF A ONE (1) STORY INDUSTRIAL BUILDING (SHELL AND CORE ONLY) AND ASSOCIATED SITE WORK WITH 422 PARKING STALLS, 60 TRUCK DOCKS, | $40,556,000 |
| 100902517 | 2021-02-17 | Mechanical / HVAC | 3507 W 51ST ST | 2019 CBRC: INTERIOR ALTERATIONS TO INCLUDE A NEW 2,800SF CLASSROOM SPACE FOR EMPLOYEE TRAINING WITHIN AN EXISTING DELIVERY CENTER WAREHOUSE. NO CHANGE TO EXISTING OCCUPANCIES S-1, | $320,000 |
| 100907873 | 2021-02-02 | Mechanical / HVAC | 11601 W TOUHY AVE | REPLACE RADIANT HEATERS AND INFRADED TUBE HEATERS. | $0 |
| 100903482 | 2021-01-29 | Mechanical / HVAC | 3408 E 118TH ST | DDS 2019 CBC: REVISION TO PERMIT 100875127 TO RELOCATE THE ELECTRICAL ROOM, FIRE PUMP ROOM AND TO MODIFY THE NORTHEAST CORNER OF THE STRUCTURE AS PER PLANS (OCCUPANCIES, B, F-1, F | $206,000 |
| 100858762 | 2020-08-24 | Mechanical / HVAC | 1759 S ELMHURST RD | NEW CONSTRUCTION FOR A 2 STORY SOLID WASTE TRANSFER STATION AS PER PLANS. M3-2 | $14,612,872 |
| 100872406 | 2020-08-17 | Mechanical / HVAC | 3507 W 51ST ST | FIRST-TIME BUILD-OUT OF 1-STORY WAREHOUSE WITH SUPPORTING OFFICE AREA AND EMPLOYEE BREAK ROOM. PROPOSED FACILITY IS DESIGN FOR PACKAGE DELIVERY SERVICE. NO HAZARDOUS MATERIALS WIL | $8,000,000 |
| 100855428 | 2020-06-25 | Mechanical / HVAC | 1120 W EXCHANGE AVE | INTERIOR RENOVATIONS ONLY TO AN EXISTING 1 STORY GENERAL MANUFACTURING USE BUILDING FOR NEW HAZ MAT STORAGE ROOM FOR COMMERCIAL AND INDUSTRIAL EPOXY FLOOR COATINGS FOR CONCRETE FLO | $1,200,000 |
| 100864955 | 2020-04-27 | Mechanical / HVAC | 710 N CLARK ST | SELF-CERT, 2019 CHICAGO CONSTRUCTION CODES: INTERIOR RENOVATION OF EXISTING A-2, ASSEMBLY TENANT SPACE IN AN EXIST. 1-STORY TYPE III-B BUILDING. SCOPE OF CONSTRUCTION WORK IS 3,4 | $750,000 |
| 100847056 | 2020-04-15 | Mechanical / HVAC | 2420 S WOOD ST | INTERIOR TENANT BUILD-OUT FOR NEW 24,143 SQ. FT. FACILITY IN AN EXISTING 156,000 SQ. FT. WAREHOUSE BUILDING. ERECT INTERIOR NON-LOAD BEARING PARTITION WALLS. NEW EMERGENCY EXIT DOO | $60,000 |
| 100856151 | 2020-03-24 | Mechanical / HVAC | 3348 S PULASKI RD | MECHANICAL UPGRADES TO ROOF OF EXISTING 2-STORY WAREHOUSE AS PER PLANS. WORK TO INCLUDE ADDING 3 GAS HEATERS, 1 EXHAUST FAN, AND RELOCATION OF 1 MAKE-UP AIR UNIT. | $500,000 |
| 100847063 | 2020-02-14 | Mechanical / HVAC | 2420 S WOOD ST | INTERIOR TENANT BUILD-OUT FOR NEW 16,221 SQ. FT. FACILITY IN AN EXISTING 156,000 SQ. FT. WAREHOUSE BUILDING. ERECT INTERIOR NON-LOAD BEARING PARTITION WALLS. NEW EMERGENCY EXIT DOO | $60,000 |
| 100813294 | 2019-09-06 | Mechanical / HVAC | 2005 W 43RD ST | REVISION TO PERMIT #100749259 TO ELIMINATE NORTH END DEMISING WALL AND EXPAND GARAGE INTO ADJACENT 35,480 SF SPACE. CHANGE OCCUPANCY OF THE ADJACENT SPACE FROM INDUSTRIAL TO GARAGE | $50,000 |
| 100807649 | 2019-04-24 | Mechanical / HVAC | 200 E RANDOLPH ST | SELF-CERT: REVISION TO PERMIT #100709166 TO INCLUDE INTERIOR ALTERATIONS TO EXISTING ASSOCIATED BANK LOWER LEVEL SUITE LL09. NO CHANGE IN EXISTING BUSINESS USE. | $100,000 |
| 100790238 | 2019-03-14 | Mechanical / HVAC | 12201 S TORRENCE AVE | NEW CONSTRUCTION OF ONE-STORY WAREHOUSE AND EQUIPMENT ROOM AT EXISTING CARGILL FACILITY (MANUFACTURING PLANT) AS PER PLAN. STRUCTURAL PEER REVIEW INCLUDED. | $1,567,254 |
| 100806176 | 2019-02-27 | Mechanical / HVAC | 130 E RANDOLPH ST | REFERENCES PERMIT 100795809 ---- INTERIOR RENOVATION OF EXISTING TENANT OFFICE SUITE ON FLOOR 29. RENOVATION INCLUDES SELECTED DEMOLITION OF EXISTING CONFERENCE ROOM AND STORAGE CL | $21,210 |
| 100806598 | 2019-02-27 | Mechanical / HVAC | 130 E RANDOLPH ST | REVISION CHANGE OF VENTTILATION AND PLUMBING CONTRACTORS.PERMIT # 100795809. | $609,930 |
| 100796052 | 2018-12-19 | Mechanical / HVAC | 180 N STETSON AVE | SELF-CERT: INTERIOR ALTERATIONS TO EXISTING 46TH FLOOR OFFICE SPACE. EXISTING/PROPOSED USE: BUSINESS | $250,000 |
| 100797963 | 2018-12-18 | Mechanical / HVAC | 905 W EASTMAN ST | REVISION TO PERMIT NO. 100763465; CHANGE OF HVAC TO SUN MECHANICAL SYSTEMS | $1 |
| 100749259 | 2018-12-11 | Mechanical / HVAC | 2005 W 43RD ST | STANDARD PLAN REVIEW, INTERIOR ALTERATIONS AND BUILD-OUT OF INTERIOR OFFICES, WASHROOMS, TRAINING ROOMS, AND EXTERIOR ENTRY IN EXISTING MASONRY WAREHOUSE BUILDING PER PLANS | $1,800,000 |
| 100794820 | 2018-11-27 | Mechanical / HVAC | 200 W JACKSON BLVD | REVISION TO PERMIT #100783960 CHANGE HVAC TO SUN MECHANICAL SYSTEMS INC. | $1 |
| 100791413 | 2018-11-21 | Mechanical / HVAC | 130 E RANDOLPH ST | SELF CERT: INTERIOR ALTERATIONS TO EXISTING 16TH FLOOR OFFICE SPACE. EXISTING/PROPOSED USE: BUSINESS | $90,000 |
| 100789307 | 2018-10-29 | Mechanical / HVAC | 180 N STETSON AVE | SELF-CERT: INTERIOR ALTERATIONS TO EXISTING 45TH FLOOR OFFICE SPACE. EXISTING/PROPOSED USE: BUSINESS | $347,150 |
| 100786639 | 2018-10-15 | Mechanical / HVAC | 180 N STETSON AVE | SELF-CERT: INTERIOR ALTERATIONS TO EXISTING 44TH FLOOR OFFICE SPACE. EXISTING/PROPOSED USE: BUSINESS | $300,000 |
| 100784853 | 2018-09-25 | Mechanical / HVAC | 321 N CLARK ST | REVISION TO PERMIT#100752446 CHANGE GC TO MORGAN HARBOR CONSTRUCTION, CHANGE PLUMBING TO CAPITOL PLUMBING INC. , CHANGE HVAC TO SUN MECHANICAL SYSTEMS. | $1 |
| 100782967 | 2018-09-13 | Mechanical / HVAC | 331 W SURF ST | SELF-CERT: REVISION TO PERMIT # 100758483 TO INCLUDE INTERIOR ALTERATIONS TO EXISTING 7TH FLOOR OFFICE SPACE. EXISTING/PROPOSED USE: BUSINESS | $20,000 |
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 →