COMPANY RECORD · CHICAGO, IL
Dw Mechanical Group,Inc. — permit history in Chicago, IL
Dw Mechanical Group,Inc. appears on 602 Chicago permit records from 2018 through 2026, all of them plumbing.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Plumbing | 602 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2018 | 33 |
| 2019 | 60 |
| 2020 | 58 |
| 2021 | 92 |
| 2022 | 75 |
| 2023 | 68 |
| 2024 | 85 |
| 2025 | 81 |
| 2026 | 50 |
Busiest year on record: 2021, with 92 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 | 167 | 2026-08-11 |
| Skender Construction, LLC. | 156 | 2026-07-29 |
| Linn-Mathes Inc | 34 | 2022-06-29 |
| Accend Construction LLC | 22 | 2024-10-28 |
| Pepper Construction Company | 20 | 2026-04-30 |
| Crane Construction Company, L.L.C. | 20 | 2026-07-14 |
| Norcon, Inc. | 18 | 2025-08-20 |
| Valenti Builders, Inc. | 17 | 2026-04-20 |
| Adjustable Forms Inc. | 17 | 2026-03-25 |
| Reed Illinois Corporation | 13 | 2024-12-11 |
| Power Construction Company | 13 | 2025-10-31 |
| All Masonry Const. Co. Inc | 12 | 2025-10-01 |
98 companies are named alongside Dw Mechanical Group,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 |
|---|---|
| 30 N LA SALLE ST | 2026-08-25 |
| 4531 W WASHINGTON BLVD | 2026-08-24 |
| 3959 N LINCOLN AVE | 2026-08-14 |
| 8745 W HIGGINS RD | 2026-08-11 |
| 932 N RUSH ST | 2026-08-10 |
| 300 N LA SALLE DR | 2026-07-29 |
| 5207 S HARPER AVE | 2026-07-27 |
| 435 N MICHIGAN AVE | 2026-07-14 |
| 171 N LA SALLE ST | 2026-07-08 |
| 110 N WACKER DR | 2026-07-08 |
| 151 N FRANKLIN ST | 2026-07-07 |
| 222 N LA SALLE ST | 2026-07-07 |
| 49 E OAK ST | 2026-06-25 |
| 19 S LA SALLE ST | 2026-06-22 |
255 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $140,000,000, median $811,847. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
602 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 101084598 | 2026-08-25 | Plumbing | 30 N LA SALLE ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO AN EXISTING OFFICE SUITE 2400 AS PER PLANS. WORK TO INCLUDE DEMOLITION, NEW PARTITIONS, DOORS AND HARDWARE, CEILINGS, LIGHTING, MECHANI | $319,042 |
| 101086984 | 2026-08-24 | Plumbing | 4531 W WASHINGTON BLVD | SPR -2019-CBC - PLUMBING WORK ONLY. REVISION TO EXISTING PERMIT NUMBER 101045789 CHANGE UNDERGROUND 2 (4") PIPE SEWER SYSTEM INTO A 1 (6") PIPE SYSTEM. REPLACE TRIPLE BASIN CATCH B | $250,000 |
| 101075727 | 2026-08-14 | Plumbing | 3959 N LINCOLN AVE | DDS 2019 CBRC: ADAPTIVE REUSE OF AN EXISTING 5 STORY COMMERCIAL BUILDING TO MULTI-FAMILY RESIDENTIAL WITH A NEW 5 STORY ADDITION. OCCUPANCY GROUPS B, M, R-2, S-1,S-2,U; CONSTRUCTIO | $35,971,375 |
| 101085785 | 2026-08-11 | Plumbing | 8745 W HIGGINS RD | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS OF 4TH FLOOR OF AN EXISTING OFFICE BUILDING AS PER PLANS. (STRUCTURAL PEER REVIEW) (OCCUPANCY GROUP B; TYPE 1A CONSTRUCTION) | $14,500,000 |
| 101086731 | 2026-08-10 | Plumbing | 932 N RUSH ST | SELF CERT 2019 CBRC: PHASE 1 DEMO ONLY. INTERIOR DEMOLITION OF NON-LOADING BEARING PARTITIONS, CEILING FINISHES, LIGHTING FIXTURES, AND MECHANICAL DIFFUSERS ON GROUND FLOOR RETAIL | $30,000 |
| 101085445 | 2026-07-29 | Plumbing | 300 N LA SALLE DR | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO OFFICE 2075. WORK TO INCLUDE DEMOLITION AND CONSTRUCTION OF NON-LOAD BEARING PARTITIONS AT PRIVATE OFFICE ENTRIES, NEW CONFERENCE ROOM | $1,444,377 |
| 101085836 | 2026-07-27 | Plumbing | 5207 S HARPER AVE | SELF-CERT 2019 CBC: WET LAB EAST SIDE PHASE 3 OF INITIAL BUILDOUT ON THE 8TH FLOOR WITHIN AN EXISTING MIXED-USE BUILDING FOR A NON-HAZARDOUS LABORATORY SPACE. WORK INCLUDES NEW NON | $3,500,000 |
| 101085835 | 2026-07-27 | Plumbing | 5207 S HARPER AVE | SELF-CERT 2019 CBC: QUANTUM LAB WEST SIDE PHASE 2 OF INITIAL BUILDOUT ON THE 8TH FLOOR WITHIN AN EXISTING MIXED-USE BUILDING FOR A NON-HAZARDOUS LABORATORY SPACE. WORK INCLUDES NE | $3,500,000 |
| 101085095 | 2026-07-27 | Plumbing | 5207 S HARPER AVE | SELF-CERT 2019 CBC: CORRIDOR AND CONFERENCE CENTER - PHASE 1 OF INITIAL BUILDOUT ON THE 8TH FLOOR WITHIN AN EXISTING MIXED-USE BUILDING FOR A NON-HASARDOUS LABORATORY SPACE. WORK | $3,000,000 |
| 101083326 | 2026-07-14 | Plumbing | 435 N MICHIGAN AVE | SELF-CERT 2019 CBRC: ALTERATIONS TO AN EXISTING 1 STORY, GROUND FLOOR COMMERCIAL SPACE OF APPROXIMATELY 881 SQ. FT. THE SCOPE OF WORK SHALL CONSIST OF BUT IS NOT LIMITED TO THE FOL | $250,000 |
| 101081118 | 2026-07-08 | Plumbing | 171 N LA SALLE ST | DDS 2019 CBRC: REVISION TO PERMIT 101072777 TO INCLUDE MINOR LAYOUT ALTERATIONS INTERIOR ALTERATIONS TO FLOORS 3 THRU 9 IN AN EXISTING HIGH-RISE OFFICE BUILDING FOR GOOGLE. (IA CO | $625,000 |
| B200477128 | 2026-07-08 | Plumbing | 110 N WACKER DR | FOR PERMIT 101078936: REPLACEMENT PLUMBING CONTRACTOR. REPLACEMENT OTHER CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| B200477574 | 2026-07-07 | Plumbing | 151 N FRANKLIN ST | FOR PERMIT 101080880: REPLACEMENT PLUMBING CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| 101085335 | 2026-07-07 | Plumbing | 222 N LA SALLE ST | SELF-CERT 2019 CBC: INTERIOR ALTERATIONS TO 11TH FLOOR. SCOPE CONSISTS OF 4 SPEC SUITES (1100, 1125, 1135, & 1150), FULL RESTROOM RENOVATIONS, ONE NEW SINGLE OCCUPANCY TOILET ROOM, | $4,600,000 |
| 101085008 | 2026-06-29 | Plumbing | 151 N FRANKLIN ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING OFFICE SPACES ON FLOORS 27 TO 34. SCOPE INCLUDES ISOLATING EXISTING CHILLED WATER RISER INFRASTRUCTURE TO EACH LEVEL, DEMOLISH | $70,000 |
| 101083345 | 2026-06-25 | Plumbing | 49 E OAK ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATION OF AN EXISTING RETAL STORE FOR A NEW RETAIL STORE OF APPROXIMATELY 2,000 GROSS SF PER PLANS WITH ASSOCIATED MECHANICAL, ELECTRICAL, AND PLU | $699,805 |
| 101084659 | 2026-06-24 | Plumbing | 8745 W HIGGINS RD | SELF-CERT 2019 CBRC: INTERIOR DEMOLITION OF NON-LOAD BEARING PARTITIONS, VENTILATION, ELECTRIC, AND PLUMBING ON THE 4TH FLOOR OF AN EXISTING OFFICE BUILDING AS PER PLANS.(OCCUPANCY | $300,000 |
| 101069926 | 2026-06-22 | Plumbing | 19 S LA SALLE ST | DDS 2019 CBRC: INTERIOR AND EXTERIOR ALTERATIONS TO EXISTING 17 STORY OFFICE BUILDING TO CONVERT IT TO A MIXED-USE BUILDING WITH GROUND FLOOR RETAIL USE, HOTEL USE ON 2ND-3RD FLS. | $50,000,000 |
| 101082573 | 2026-06-22 | Plumbing | 77 W WACKER DR | SPR 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 10TH FLOOR OFFICE SPACE FOR NEW MDF ROOM. NO CHANGE TO EXISTING USE. (OCCUPANCY B / CONSTRUCTION TYPE 1A) | $17,000 |
| 101084515 | 2026-06-17 | Plumbing | 151 N FRANKLIN ST | SELFCERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 19TH FLOOR OFFICE SPACE. NO CHANGE TO EXISTING USE. (OCCUPANCY B / CONSTRUCTION TYPE 1A) | $3,000,000 |
| B200471408 | 2026-06-15 | Plumbing | 2657 N CLARK ST | SCOPE: NONSTRUCTURAL INTERIOR ALTERATION OF EXISTING TENANT RETAIL SPACE TO INCLUDE PLUMBING FIXTURES WITH ASSOCIATED PIPING, DUCTWORK AND ELECTRICAL W/ ELECTRICAL FIXTURES.LOCATIO | $150,000 |
| 101083322 | 2026-05-29 | Plumbing | 222 N LA SALLE ST | SELF CERT 2019 CBRC INTERIOR ALTERATIONS TO SUITE 1500 FOR MICHAEL BAKER.. WORK INCLUDES MEW PARTITIONS, FINISHES, MILLWORK, MECHANICAL, ELECTRICAL AND PLUMBING, AS PER PLANS. NO S | $842,702 |
| B200470021 | 2026-05-26 | Plumbing | 5207 S HARPER AVE | SCOPE: NONSTRUCTURAL INTERIOR ALTERATION TO EXISTING MECHANICAL, PLUMBING AND ELECTRICAL AT EXISTING LAB.LOCATIONS: 0 RESIDENTIAL UNIT(S), 1 NON-RESIDENTIAL UNIT(S), 6TH FLOOR ROOM | $100,000 |
| B200470009 | 2026-05-14 | Plumbing | 525 W MONROE ST | FOR PERMIT 101081186: REPLACEMENT PLUMBING CONTRACTOR. NEW CONTRACTOR(S) LISTED UNDER "OTHER APPLICANTS AND CONTRACTORS" ON PERMIT CERTIFICATE. | |
| 101082693 | 2026-05-12 | Plumbing | 123 N WACKER DR | SELF CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING OFFICE SPACE ON FLOORS 28,29 AND 30. WORK TO INCLUDE DEMO, NEW PARTITIONS, MECHANICAL, ELECTRICAL AND PLUMBING AS PER PLANS. 1 | $5,150,000 |
| 101082407 | 2026-04-30 | Plumbing | 77 W WACKER DR | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING 10TH FLOOR OFFICE SPACE. NO CHANGE TO EXISTING USE. (BUSINESS / 1A) | $700,000 |
| 101081461 | 2026-04-30 | Plumbing | 2934 W LAKE ST | (SELF-CERT 2019 CBRC) INTERIOR ALTERATION TO EXISTING THIRD FLOOR TO INCLUDE ONE NEW SLEEPING ROOM AND RENOVATION TO EXISTING BATHROOM. REPAIR FLOORS IN EXISTING THIRD FLOOR BATHRO | $875,000 |
| 101081778 | 2026-04-29 | Plumbing | 222 N LA SALLE ST | SELF-CERT 2019 CBRC: ALTERATIONS OF EXISTING CONFERENCE CENTER INCLUDING DEMOLITION AND REPLACEMENT OF EXISTING PARTITIONS, LIGHTING, AND FINISHES. INTERIORS WORK ONLY. (OCCUPANCY | $1,800,000 |
| 101079109 | 2026-04-22 | Plumbing | 1958 N FREMONT ST | DDS. 2019 CBC. REVISION TO PERMIT #101055403. REAR YARD CANOPY EXTENSION ONLY AT SINGLE-FAMILY RESIDENCE (III-B, THREE STORY,MASONRY AND WOOD FRAME).CONSULTANT REVIEWER: PRIMERA EN | $30,000 |
| 101082208 | 2026-04-20 | Plumbing | 71 S WACKER DR | SELF-CERT 2019 CBRC: ALTERATION OF INTERIOR OFFICE SUITE ON FLOOR 5 IN AN EXISTING 48 STORY BUILDING (OCCUPANCY GROUP B / TYPE 1A CONSTRUCTION) | $206,100 |
| 101079786 | 2026-04-20 | Plumbing | 222 W ADAMS ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING COMMERCIAL OFFICE SPACE, SUITE 2150. TENANT BUILDOUT OF APPROXIMATELY 8,305 SF (OCCUPANCY GROUP: B-BUSINESS; CONSTRUCTION TYPE | $1,000,000 |
| 101073461 | 2026-04-15 | Plumbing | 626 S WABASH AVE | DDS 2019 CBC: REVISION TO PERMIT 100972139 TO INCLUDE MEP REVISIONS AND UNIT CHANGE UPDATES ON LEVEL 17 FROM 4-BEDROOM TO 3-BEDROOM UNITS. OCCUPANCY GROUPS R-2, M, S-2, A-3, B; TYP | $7,946 |
| 101080433 | 2026-04-10 | Plumbing | 222 W ADAMS ST | *SELF CERT 2019 CBRC* INTERIOR ALTERATIONS TO THE 17TH FLOOR FOR TRILLIUM TRADING. SCOPE OF WORK INCLUDES DEMOLITION, INTERIOR PARTITIONS, FINISHES, MECHANICAL, ELECTRICAL AND PLUM | $650,000 |
| B200463426 | 2026-04-03 | Plumbing | 401 N MORGAN ST | SCOPE: NONSTRUCTURAL INTERIOR ALTERATION TO EXISTING 255 SQ FT BREAK AREA, INCLUDES REPLACEMENT/ RECONFIGURATION OF SELECT PLUMBING AND ELECTRICAL; STORAGE CLOSETS, SINKS, COUNTERT | $400,000 |
| 101080622 | 2026-03-30 | Plumbing | 333 W WOLF POINT PLZ | SELF-CERT 2019 CBRC: FIRST TIME BUILD OUT OF 23RD FLOOR OFFICE SPACE AS PER PLANS. WORK TO INCLUDE CONSTRUCTION OF NON-LOAD BEARING PARTITIONS, CEILINGS, FINISHES, AND ASSOCIATED M | $5,279,012 |
| 101080405 | 2026-03-30 | Plumbing | 900 N NORTH BRANCH ST | SELF-CERT 2019 CBRC: ALTERATIONS TO 5TH AND 6TH FLOOR OFFICE SPACE IN AN 8 STORY FULLY SPRINKLERED BUILDING INCLUDING PARTIAL INTERIOR DEMOLITION OF 5TH FLOOR. NEW PARTITION LAYOUT | $4,500,000 |
| 101073356 | 2026-03-25 | Plumbing | 566 W VAN BUREN ST | DDS / 2019 CBC: NEW CONSTRUCTION OF A 12-STORY RESIDENTIAL BUILDING (199 UNITS) W/ NO BASEMENT TO INCLUDE GROUND PARKING (42 AUTO PARKING SPACES + 199 BIKE PARKING SPACES) AND ASS | $44,000,000 |
| 100979631 | 2026-03-23 | Plumbing | 566 W VAN BUREN ST | (DIRECT DEVELOPER SERVICES / 2019 CBC) FOUNDATION / SUPERSTRUCTURE PERMIT FOR THE NEW CONSTRUCTION OF A 14-STORY RESIDENTIAL BUILDING (199 UNITS) W/ NO BASEMENT TO INCLUDE PARKING | $12,000,000 |
| 101079700 | 2026-03-20 | Plumbing | 400 N ABERDEEN ST | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS FOR NEW OFFICE SPACE AND NON-HAZARDOUS LABORTORY SPACE ON THE 1ST FLOOR. NEW CONSTRUCTION OF NON-LOADBEARING PARTITIONS, DOORS, CEILING, L | $1,000,000 |
| 101062198 | 2026-03-11 | Plumbing | 2678 W WASHINGTON BLVD | DDS 2019 CBRC: 3-STORY ADDITION W/ BASEMENT TO EXPAND CONNECTION OF 2 EXISTING VACANT RESIDENTIAL BUILDINGS (MAIN HOUSE AND DORMITORY HOUSE). WORK TO INCLUDE DEMOLITION, NEW PARTIT | $5,500,000 |
| 101062197 | 2026-03-11 | Plumbing | 2670 W WASHINGTON BLVD | DDS 2019 CBRC: INTERIOR AND EXTERIOR RENOVATIONS TO AN EXISTING VACANT TWO STORY COACH HOUSE BUILDING AS PER PLANS. WORK TO INCLUDE DEMOLITION, NEW PARTITIONS, DOOR, HARDWARE, LIGH | $750,000 |
| 101074850 | 2026-02-23 | Plumbing | 217 N SANGAMON ST | DDS 2019 CBC: REVISION TO PERMIT 101036424. INCLUDES ADDITIONAL ELECTRICAL SERVICE IN BASEMENT, L1 TENANT POWER REVISIONS, NEW TENANT DEMISING WALLS ON L2 AND 10, AND NEW L2 MANAGE | $250,000 |
| 101079251 | 2026-02-18 | Plumbing | 355 E ERIE ST | SELF CERT 2019 CBC: REVISION TO PERMIT PERMIT #: 101068090 TO REVISE ELEVATOR LOBBY EGRESS CHANGE SLIDING DOOR TO OVERHEAD GATE, AND A SEPARATE MAN DOOR WITH DELAYED EGRESS. REIV | $15,050,000 |
| 101077177 | 2026-02-09 | Plumbing | 191 N WACKER DR | SPR 2019 CBRC: INTERIOR ALTERATIONS FOR NEW SERVER ROOMS ON FLOOR 36 & 37. DEMO PERMIT UNDER #101071758. B-BUSINESS, 1A CONSTRUCTION. NO CHANGE IN USE. | $350,000 |
| 101079053 | 2026-02-09 | Plumbing | 191 N WACKER DR | SELF-CERT 2019 CBRC: STRUCTURAL PEER REVIEW INCLUCED. INTERIOR ALTERATIONS ON FLOOR 36 & 37. WORK TO INLCUDE NEW PARTITIONS, ELECTRICAL, MECHANICAL, AND PLUMBING AS PER PLANS. DEMO | $9,450,000 |
| 101078579 | 2026-02-02 | Plumbing | 33 E IDA B WELLS DR | SELF-CERT: PHASE 2 OF 2. INTERIOR BUILD-OUT OF 1ST FLOOR OF EXISTING BUSINESS USE - ADULT EDUCATION. WORK TO INCLUDE CONSTRUCTION OF NON-LOAD BEARING PARTITIONS AND ASSOCIATED MEP | $4,650,000 |
| 101074867 | 2026-01-28 | Plumbing | 5207 S HARPER AVE | SC / 2019 CBC: INITIAL TENANT BUILDOUT ON THE 11TH, 12TH, AND 13TH FLOOR OF AN EXISTING OFFICE BUILDING FOR A BUSINESS USE NON-HAZARDOUS LABORATORY SPACE WITH SERVER ROOM LESS THAN | $33,000,000 |
| 101077656 | 2026-01-13 | Plumbing | 5207 S HARPER AVE | SC / 2019 CBC: INITIAL BUILDOUT ON THE 4TH FLOOR OF AN EXISTING OFFICE BUILDING FOR A BREAK ROOM TO INCLUDE NON-LOAD BEARING PARTITIONS, LIGHTING, VENTILATION, AND PLUMBING WORK AS | $70,000 |
| 101077676 | 2026-01-12 | Plumbing | 33 E IDA B WELLS DR | SELF-CERT: PHASE 1 OF 2. INTERIOR DEMOLITION ONLY OF NON-LOAD BEARING PARTITIONS ON THE 1ST FLOOR OF EXISTING BUSINESS USE - ADULT EDUCATION. IA CONSTRUCTION; B- BUSINESS | $250,000 |
| 101078206 | 2026-01-09 | Plumbing | 137 S STATE ST | SELF CERT 2019 CBRC: REVISION TO PERMIT#101076388 TO REMOVE INSTALLATION OF FIRE ALARM SYSTEM FROM APPROVED PLANS, AS SUPPLEMENTAL REVIEW HAS DETERMINED IT IS NOT REQUIRED. LOWER | $100 |
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 →