COMPANY RECORD · CHICAGO, IL
Tdk Air Specialist Inc — permit history in Chicago, IL
Tdk Air Specialist Inc appears on 419 Chicago permit records from 2006 through 2026, most often mechanical / hvac (99.8% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 418 | 99.8% |
| General construction | 1 | 0.24% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2006 | 9 |
| 2007 | 19 |
| 2008 | 12 |
| 2009 | 14 |
| 2010 | 25 |
| 2011 | 31 |
| 2012 | 29 |
| 2013 | 28 |
| 2014 | 24 |
| 2015 | 23 |
| 2016 | 11 |
| 2017 | 18 |
| 2018 | 11 |
| 2019 | 17 |
| 2020 | 24 |
| 2021 | 17 |
| 2022 | 26 |
| 2023 | 25 |
| 2024 | 22 |
| 2025 | 15 |
| 2026 | 19 |
Busiest year on record: 2011, with 31 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 |
|---|---|---|
| Gb Construction LLC | 67 | 2026-07-06 |
| Fargo Group, LLC | 40 | 2023-10-24 |
| General Masonry LLC | 35 | 2026-07-06 |
| Dexco Corporation | 33 | 2024-08-26 |
| Megalan Corp | 26 | 2021-04-07 |
| Summit Design & Build, LLC. | 25 | 2015-09-25 |
| Lockwood Development, Inc | 23 | 2013-10-08 |
| Tercon Builders, Inc | 17 | 2020-04-14 |
| Barrett Homes, LLC | 16 | 2026-07-10 |
| T & D Builders, Inc | 15 | 2026-08-18 |
| William A. Kowalski | 13 | 2019-01-18 |
| Lg Construction Group LLC | 13 | 2019-01-28 |
187 companies are named alongside Tdk Air Specialist 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 |
|---|---|
| 4725 N CLIFTON AVE | 2026-08-19 |
| 2037 N FREMONT ST | 2026-08-18 |
| 3302 S MORGAN ST | 2026-08-17 |
| 4660 N BROADWAY | 2026-08-04 |
| 2104 W ARTHUR AVE | 2026-07-21 |
| 1636 W ADAMS ST | 2026-07-17 |
| 2210 W BELMONT AVE | 2026-07-10 |
| 1736 N WINCHESTER AVE | 2026-07-10 |
| 3144 N SEMINARY AVE | 2026-07-06 |
| 415 N DEARBORN ST | 2026-06-05 |
| 1819 W ERIE ST | 2026-05-26 |
| 801 S WESTERN AVE | 2026-04-23 |
| 4817 N HOYNE AVE | 2026-04-16 |
| 224 S ASHLAND AVE | 2026-04-15 |
373 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $14,500,000, median $290,000. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
419 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101071587 | 2026-08-19 | Mechanical / HVAC | 4725 N CLIFTON AVE | DDS 2019 CBC: PHASE 2- 5 STORY MULTI-USE BUILDING WITH 40 RESIDENTIAL UNITS AT LEVELS 2 THRU 5, GROUND FLOOR RESIDENTIAL ENTRANCE LOBBY, AMENITIES AND A RETAIL SPACE. (OCCUPANCY GR | $9,500,000 |
| 101085996 | 2026-08-18 | Mechanical / HVAC | 2037 N FREMONT ST | SELF -CERT 2019 CBC: ERECT A 3 STORY VA FRAME SINGLE FAMILY RESIDENCE WITH BASEMENT & ROOF DECK, REAR RAISED DECK, AND ATTACHED 2 CAR GARAGE WITH ROOF DECK AND PERGOLAS, FRONT ORNA | $800,000 |
| 101076137 | 2026-08-17 | Mechanical / HVAC | 3302 S MORGAN ST | SPR 2019 CBRC: NEW ADDITION TO THE EXISTING 3 STORY MASONRY BUILDING WITH RETAIL ON 1ST FL AND RESIDENTIAL ON 2ND & 3RD FL. ALL MEP IN THE EXISTING BUILDING TO REMAIN. NEW ADDITION | $120,000 |
| 101085002 | 2026-08-04 | Mechanical / HVAC | 4660 N BROADWAY | SELF-CERT 2019 CBRC:REVISION TO PERMIT 101075065REVISIONS LIMITED TO CHANGES TO HVAC SYSTEM DESIGN, INCLUDING NEW ROOF TOP EQUIPMENT, AND ONE BANQUETTE.GROUND FLOOR RESTAURANT IN E | $80,000 |
| 101082373 | 2026-07-21 | Mechanical / HVAC | 2104 W ARTHUR AVE | SPR 2019 CBRC: REPAIRS FOR FIRE DAMAGE AND INTERIOR RENOVATION OF EXISTING 3 STORY, III-A, 17DU APARTMENT BUILDING AS PER PLANS (OCCUPANCY GROUP R-2; TYPE IIIA CONSTRUCTION) | $741,000 |
| 101082899 | 2026-07-17 | Mechanical / HVAC | 1636 W ADAMS ST | DDS 2019 CBRC: ADD 4 RESIDENTIAL UNITS AT FIRST FLOOR RETAIL SPACE IN EXISTING 4 STORY 36 D.U.(TOTAL 40 D.U.)/RETAIL BUILDING, ENTIRE BUILDING SPRINKLERED AS PER PLAN (OCCUPANCY GR | $200,000 |
| 101084103 | 2026-07-10 | Mechanical / HVAC | 2210 W BELMONT AVE | SELF CERT 2019 CBC: ERECT 4 STORY IIIA MASONRY 6 DWELLING UNIT BUILDING WITH BASEMENT, ROOF DECK , PERGOLAS, 2, ROOF ACCESS , FIRST FL REAR PORCHE ,SECOND FL FRONT DECK , THIRD | $1,800,600 |
| 101084008 | 2026-07-10 | Mechanical / HVAC | 1736 N WINCHESTER AVE | SELF CERT 2019 CBC:REVISION PERMIT 101067124 , INTERIOR REMODELATION (KITCHEN REDESING AND BASEMENT CLOSET ) TO EXISTING 3 STORY SINGLE FAMILY RESIDENCE WITH BASEMENT WITH 2 CAR | $60,000 |
| 101083938 | 2026-07-06 | Mechanical / HVAC | 3144 N SEMINARY AVE | SC 2019 CBC ERECT A 2 STORY SINGLE FAMILY RESIDENCE WITH A BASEMENT, 6-FOOT-HIGH PRIVACY WOOD FENCE, A NEW DETACHED TWO CAR FRAME GARAGE WITH A ROOF DECK, PERGOLA AND ACCESS METAL | $650,000 |
| 101078385 | 2026-06-05 | Mechanical / HVAC | 415 N DEARBORN ST | DDS 2019 CBRC: ALTERATION OF EXISTING 5-STORY BUILDING (WITH BASEMENT) TO CONVERT 3 UPPER OFFICE LEVELS TO 6 RESIDENTIAL UNITS. INCLUDES LIMITED WINDOW REPLACEMENT AND ADDITION OF | $1,500,000 |
| 101077051 | 2026-05-26 | Mechanical / HVAC | 1819 W ERIE ST | SC 2019 CBC ERECT A 2 STORY TYPE VA FRAME SINGLE FAMILY RESIDENCE WITH A BASEMENT, A DETACHED TWO CAR GARAGE, ROOF DECK AND PERGOLA. NEW PRIVACY 6-FOOT-HIGH FENCE AT REAR AND IRON | $650,000 |
| 101069835 | 2026-04-24 | Mechanical / HVAC | 4725 N CLIFTON AVE | DDS 2019 CBC: FOUNDATION AND SUPERSTRUCTURE PERMIT THROUGH LEVEL 2 FOR A 5 STORY 40 UNIT RESIDENTIAL BUILDING WITH AMENITIES AND RETAIL SPACE. ALL AS PER PLANS. (OCCUPANCY GROUP | $1,000,000 |
| 101079865 | 2026-04-23 | Mechanical / HVAC | 801 S WESTERN AVE | DDS 2019 CBC: REVISION OF PERMIT:#101055235 WORK IS FOR REVISION OF EXHAUST VENT AND LINE FROM BATHROOMS IN 5-STORY NEW CONSTRUCTION BUILDING WITH EXTERIOR MASONRY WALLS AND WOOD I | $20,000 |
| 101078638 | 2026-04-16 | Mechanical / HVAC | 4817 N HOYNE AVE | SC 2019 CBC. ERECT A 2 STORY FRAME SINGLE FAMILY RESIDENCE WITH A BASEMENT AND A 2 CAR DETACHED GARAGE WITH A ROOF DECK, ACCESS STAIR AND PERGOLA. TO INCLUDE A NEW 6 FOOT PRIVACY F | $675,000 |
| 101080159 | 2026-04-15 | Mechanical / HVAC | 224 S ASHLAND AVE | DDS 2019 CBC: REVISION TO PERMIT 100989055. REVISION OF TOILET AND DRYER EXHAUST TO BE VENTED DIRECTLY FROM UNITS INSTEAD OF THROUGH VERTICAL RISERS TO EXTERIOR. (OCCUPANCIES R-2, | $20,000 |
| 101077948 | 2026-03-26 | Mechanical / HVAC | 905 W CARMEN AVE | SPR 2019 CBRC: INTERIOR ALTERATION OF EXISTING 4 STORY, 37 DU APARTMENT BUILDING AS PER PLANS (OCCUPANCY GROUP R-2, TYPE III-A CONSTRUCTION) | $600,000 |
| 101078899 | 2026-03-09 | Mechanical / HVAC | 4248 N GREENVIEW AVE | SC 2019 CBC. ERECT A 2 STORY TYPE VA WD FRAME SINGLE FAMILY RESIDENCE WITH A BASEMENT AND FIRST FLOOR OPEN REAR DECK, NEW 3 CAR DETACHED GARAGE W/ ROOF DECK AND METAL ACCESS STAIR. | $650,000 |
| 101073183 | 2026-02-05 | Mechanical / HVAC | 6328 W IRVING PARK RD | PROPOSED 3 STORY/9 UNIT RESIDENCE, FRONT AND REAR NORTH SIDE PORCHES, TRASH ENCLOSURE, AND 9 PARKING SPACES, PER PLANS. | $1,300,000 |
| 101072032 | 2026-01-21 | Mechanical / HVAC | 1280 N MILWAUKEE AVE | SELF CERT 2019 CBC: FULL BUILDING PERMIT FOR 4 STORY WITH NO BASEMENT, 1 GROUND FL. RETAIL SPACE + MULTI-UNIT RESIDENTIAL 3 D.U.'S ABOVE. AN ATTACHED 2 CAR EVSE-READY PRIVATE GARAG | $2,000,000 |
| 101075065 | 2025-12-05 | Mechanical / HVAC | 4660 N BROADWAY | SELF-CERT 2019 CBRC:ALTERATION TO EXISTING GROUND FLOOR RETAIL SPACE IN EXISTING 4 STORY MIXED-USE BUILDING. INTERIOR WORK ONLY. A2 OCCUPANCY - RESTAURANT WITH RETAIL COMPONENT - | $200,000 |
| 101074011 | 2025-11-19 | Mechanical / HVAC | 2062 W BELLE PLAINE AVE | PROPOED 2 STORY SFR W/BASEMENT, 5' FRONT IRON/6' SIDE REAR FENCES, AND 2 CAR GARAGE W/ROOF DECK AND PERGOLA, PER PLANS. | $650,000 |
| 101072879 | 2025-10-31 | Mechanical / HVAC | 6617 W IMLAY ST | PROPOSED 1 STORY SFR W/BASEMENT AND 2 CAR GARAGE, PER PLANS. ADMINISTRATIVE ADJUSTMENT #25-230 TO REDUCE THE SIDE SETBACK APPROVED 10.17.2025. | $450,000 |
| 101069631 | 2025-08-25 | Mechanical / HVAC | 2638 N SEMINARY AVE | SC 2019 CBC ERECT A 3 STORY, 2 DWELLING UNIT MASONRY BUILDING WITH A BASEMENT, ROOF DECK, PERGOLA AND AN ACCESS STAIR ENCLOSURE, 6-FOOT-HIGH PRIVACY FENCE, A DETACHED 2 CAR MASONRY | $850,000 |
| 101069693 | 2025-08-11 | Mechanical / HVAC | 1442 W FLETCHER ST | SC 2019. CBC ERECT A 2 STORY TYPE VA FRAME SINGLE FAMILY RESIDENCE WITH A BASEMENT, 6 FOOT PRIVACY WOOD FENCE, NEW DETACHED TWO CAR GARAGE WITH A ROOF DECK, FIRE PLACE, PERGOLA AND | $650,000 |
| 101067124 | 2025-07-08 | Mechanical / HVAC | 1736 N WINCHESTER AVE | SELF -CERT 2019 CBC:A 3-STORY TYPE VA FRAME SINGLE-FAMILY RESIDENCE WITH BASEMENT, NFPA 13R SPRINKLER SYSTEM, ROOF DECK (OPEN AND COVERED), SECOND FL REAR BALCONY, REAR RAISED DECK | $744,900 |
| 101059373 | 2025-06-30 | Mechanical / HVAC | 2206 W LAWRENCE AVE | SPR 2019 CBC: NEW CONSTRUCTION FULL BUILDING PERMIT (5) FIVE STORY, (10) TEN RESIDENTIAL DWELLING UNIT BUILDING WITH (2) ROOFTOP STAIR PENTHOUSE/ENCLOSURE AND PRIVATE OCCUPIABLE RO | $2,000,000 |
| 101055006 | 2025-06-09 | Mechanical / HVAC | 513 W FULLERTON PKWY | SELF-CERT: NEW CONSTRUCTION 8 RESIDENTIAL UNIT, 4-STORY BUILDING WITH BASEMENT AND 2 PRIVATE ROOF DECKS. FULLY SPRINKLERED WITH ELEVATOR PER PLANS. 2 PRIVATE ROOF DECKS WITH PERGOL | $2,000,000 |
| 101066037 | 2025-04-10 | Mechanical / HVAC | 4015 N ALBANY AVE | SC 2019 CBC: ERECT A TWO STORY TYPE VA FRAME SINGLE FAMILY RESIDENCE WITH A BASEMENT AND A DETACHED 2 CAR GARAGE WITH A ROOF DECK AND AN ACCESS STAIR, AS PER PLANS. R5 OCCUPANNCY C | $650,000 |
| 101066038 | 2025-04-03 | Mechanical / HVAC | 4017 N ALBANY AVE | SC 2019 CBC: ERECT A TWO STORY TYPE VA FRAME SINGLE FAMILY RESIDENCE WITH A BASEMENT AND A DETACHED 2 CAR GARAGE WITH A ROOF DECK AND AN ACCESS STAIR, AS PER PLANS. R5 OCCUPANNCY C | $650,000 |
| 101066278 | 2025-03-26 | Mechanical / HVAC | 3835 N FRANCISCO AVE | SELF-CERT 2019 CBC: FULL BUILDING PERMIT FOR TWO-STORY SINGLE-FAMILY RESIDENCE WITH BASEMENT, DETACHED 2 CAR GARAGE WITH ROOFTOP DECK AS PER PLAN (OCCUPANCY GROUP R-5, TYPE VA CONS | $722,595 |
| 101064384 | 2025-03-26 | Mechanical / HVAC | 1317 W WRIGHTWOOD AVE | INTERIOR ALTERATIONS TO DUPLEX BASEMENT/1ST FLOOR AND 3RD-4TH FLOORS IN ORDER TO CONVERT AN EXISTING 4 STORY/4 UNIT RESIDENCE W.BASEMENT TO 3 UNITS, PER PLANS. NOTE: CONSTRUCTION H | $1 |
| 101058570 | 2025-02-14 | Mechanical / HVAC | 1805 W GRACE ST | DIRECT DEVELOPER SERVICES 2019 CBC ERECT 5 STORY W BASEMENT 62 DU RESIDENTIAL BUILDING WITH 31 GROUND FLOOR PARKING SPACES (CON TYPE IIIA FS OCC R2 S2) CONSULTANT REVIEWER: V3 COMP | $12,200,000 |
| 101055235 | 2025-02-03 | Mechanical / HVAC | 801 S WESTERN AVE | DDS 2019 CBC: ERECT 5-STORY MIXED USE BUILDING - 1ST FLOOR RETAIL AND 36 DWELLING UNITS ON FLRS 2-5. 18 SURFACE PARKING AT GRADE LEVEL. OCCUPANCY GROUPS R-2/M/S-2; CONSTRUCTION TYP | $500,000 |
| 101057015 | 2025-01-09 | Mechanical / HVAC | 2222 N HALSTED ST | SC CBC 2019. CONSTRUCT A FOURTH FLOOR ADDITION WITH A ROOF DECK, NEW ELEVATOR AND A REAR 4 STORY TYPE IIIA ADDITION FOR THE EXISTING 3 DWELLING UNIT MASONRY BUILDING WITH A BASEMEN | $1,100,000 |
| 101062852 | 2024-12-30 | Mechanical / HVAC | 2115 W SCHOOL ST | SELF/CERT 2019 CBC: ERECT A 2 STORY VA FRAME SINGLE FAMILY RESIDENSE WITH BASEMENT AND DETACHED 2 CAR GARAGE WITH ROOF DECK, PERGOLAS, AND REAR WOOD FENCES, FRONT ORNAMENTAL IRON F | $630,000 |
| 101057543 | 2024-10-04 | Mechanical / HVAC | 405 W ARMITAGE AVE | SELF CERT 2019 CBC : ERECT 4 STORY 3A MASONRY BUILDING 6 RESIDENTIAL UNITS (USE R-2) ,REAR DECK SECOND ,THIRD AND FOURTH FL , WITH 2 ROOF ACCES AND PENTHOUSE , 13 R SPRINKLER SY | $2,922,450 |
| 101057268 | 2024-10-01 | Mechanical / HVAC | 3262 N CLARK ST | SPR 2019 CBC: REVISION TO PERMIT #101014200 TO REVISE MECHANICAL UNIT SELECTIONS. NO CHANGE TO OCCUPANCY OR CONTRUCTION TYPE (OCCUPANCY GROUP R-2 / M, TYPE III-A CONSTRUCTION). | $80,000 |
| 101058854 | 2024-09-19 | Mechanical / HVAC | 1928 W GEORGE ST | SELF-CERT 2019 CBC: FULL BUILDING PERMIT FOR 2 STORY SINGLE FAMILY RESIDENCE WITH BASEMENT, ATTIC, DETACHED 2 CAR GARAGE WITH ROOFTOP DECK AS PER PLAN (OCCUPANCY GROUP R-5, TYPE VA | $725,130 |
| 101055522 | 2024-08-26 | Mechanical / HVAC | 2248 W AINSLIE ST | SELF-CERT CBC 2019. ERECT A 2 STORY TYPE VA FRAME SINGLE FAMILY RESIDENCE WITH A BASEMENT, 6-FOOT-HIGH PRIVACY FENCE, 2 CAR DETACHED GARAGE WITH A ROOF DECK, PERGOLA AND METAL ACCE | $650,000 |
| 101026679 | 2024-08-23 | Mechanical / HVAC | 904 W DAKIN ST | SPR 2019 CBRC - CONSTRUCT NEW 4 STORY RESIDENTIAL BUILDING PER PLANS, 12 DWELLING UNITS, TYPE 3A CONSTRUCTION , NEW MASONRY TRASH ENCLOSURE, NEW WOODEN FENCE, 4 OUTDOOR PARKING SPA | $2,440,600 |
| 101056223 | 2024-08-22 | Mechanical / HVAC | 4501 N SHERIDAN RD | INTERIOR BUILDOUT RESTAURANT (CHANGE OF USE FROM M-RETAIL TO A2-ASSEMBLY) EXISTING OCCUPANCY M-RETAIL, PROPOSE OCCUPANCYASSEMBLY A-2, TYPE CONSTRUCTION IIIA, PER PLANS | $625,000 |
| 101052182 | 2024-08-12 | Mechanical / HVAC | 2332 W WASHINGTON BLVD | SC CBC 2019. ERECT A 3 STORY, 3 DWELLING UNIT TYPE IIIA MASONRY BUILDING WITH A BASEMENT, ROOF DECK WITH AN ACCESS STAIR ENCLOSURE AND A 3 CAR DETACHED GARAGE. WORK INCLUDES A 6 FO | $1,300,000 |
| 101054315 | 2024-08-09 | Mechanical / HVAC | 2051 N MAGNOLIA AVE | SELF-CERT 2019 CBC: PROPOSED 3 STORY, FULLY SPRINKLERED SINGLE FAMILY RESIDENCE W/BASEMENT AND ROOF DECK, REAR ELEVATED DECK, FRONT IRON FENCE, AND ATTACHED 2 CAR GARAGE W/ROOF DEC | $790,000 |
| 101036332 | 2024-07-23 | Mechanical / HVAC | 1619 W LAWRENCE AVE | SELF-CERT 2019 CBC: ERECT A 3 STORY, 2 DWELLING UNIT SPRINKLERED MASONRY BUILDING WITH COMMERCIAL SPACE ON THE GROUND FLOOR, REAR OPEN DECK WITH STAIRS, 6-FOOT-HIGH PRIVACY FENCE, | $850,000 |
| 101051899 | 2024-07-10 | Mechanical / HVAC | 1903 W WELLINGTON AVE | SELF CERT 2019 CBC: ERECT A 2 STORY VA FRAME SINGLE FAMILY RESIDENSE WITH BASEMENT, FIRST FL REAR COVERED DECK, AND DETACHED 2 CAR GARAGE WITH ROOF DECK, REAR WOOD FENCES AND FRONT | $679,280 |
| 101049019 | 2024-06-27 | Mechanical / HVAC | 1628 N DAMEN AVE | SELF CERT :2019 CBC: ERECT 4 STORY 6 DWELLING UNIT IIIA MASONRY BUILDING WITH GROUND FLOOR RETAIL , SECOND FLOOR FRONT BALCONY AND REAR DECK, THIRD AND FOURTH FLOOR FRONT BALCONIES | $1,398,480 |
| B200019553 | 2024-06-07 | General construction | 1741 W DIVISION ST | REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 ROOFTOP PACKAGED UNIT(CARRIER 48 FC 12) . ELECTRICAL WORK UNDER THIS PERMIT = NO . LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON-RESIDENTIAL | $35,000 |
| 101043725 | 2024-05-15 | Mechanical / HVAC | 1440 W FILLMORE ST | ***DIRECT DEVELOPER SERVICES*** PROPOSED 5-STORY RESIDENTIAL BUILDING WITH 50 DWELLING UNITS AND ATTACHED 25-CAR GARAGE. ALL AS PER PLANS. CONSULTANT REVIEWER: V3 COMPANIES OF IL | $10,000,000 |
| 101045450 | 2024-05-06 | Mechanical / HVAC | 3918 N PAULINA ST | SC CBC 2019 ERECT A 2 STORY TYPE VA FRAME SINGLE FAMILY RESIDENCE WITH A BASEMENT AND A NEW DETACHED TWO CAR GARAGE WITH A ROOF DECK AND AN ACCESS STAIRCASE, AS PER PLANS. R5 OCCUP | $600,000 |
| 101040936 | 2024-04-24 | Mechanical / HVAC | 739 S CLARK ST | DDS 2019 CBC: CONVERSION OF 3-STORY + BASEMENT AT 739 S. CLARK ST. FROM OFFICE TO MIXED USE (RESIDENTIAL, OFFICE AND STORAGE). CONVERTING FROM 235 E.U. & 114 D.U. TO 298 E.U. & 119 | $2,762,400 |
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 →