COMPANY RECORD · CHICAGO, IL
Nl Investments LLC — permit history in Chicago, IL
Nl Investments LLC appears on 28 Chicago permit records from 2018 through 2026, most often general construction (96.6% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| General construction | 28 | 96.6% |
| Mechanical / HVAC | 1 | 3.4% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 1 |
| 2024 | 6 |
| 2025 | 4 |
| 2026 | 2 |
Busiest year on record: 2021, with 6 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 |
|---|---|---|
| Bj HVAC, Inc. | 12 | 2025-12-09 |
| Jk Electron Inc | 9 | 2025-12-09 |
| Father & Sons Plumbing & Sewer | 7 | 2025-12-09 |
| Ezr Construction, Inc. | 6 | 2021-09-17 |
| Affordable Construction & Elec | 5 | 2021-09-14 |
| Jan M. Plumbing, Corp. | 2 | 2019-08-20 |
| Adamson Plumbing Contractor | 1 | 2023-02-08 |
| Krol Plumbing Inc | 1 | 2025-10-16 |
| Tdk Air Specialist Inc | 1 | 2020-09-22 |
| Thunder Plumbing, Inc. | 1 | 2024-01-24 |
| United Mechanical | 1 | 2024-01-24 |
11 companies are named alongside Nl Investments LLC 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 |
|---|---|
| 4159 W JACKSON BLVD | 2026-07-06 |
| 1300 S LAWNDALE AVE | 2026-01-16 |
| 2019 W WASHINGTON BLVD | 2025-12-09 |
| 3318 W LEXINGTON ST | 2025-10-16 |
| 2029 W WASHINGTON BLVD | 2025-06-05 |
| 1237 S INDEPENDENCE BLVD | 2024-12-09 |
| 3934 W VAN BUREN ST | 2024-07-16 |
| 2534 N MILWAUKEE AVE | 2024-01-24 |
| 2023 W WASHINGTON BLVD | 2022-12-16 |
| 3626 W FLOURNOY ST | 2022-12-07 |
| 3840 W WILCOX ST | 2022-12-06 |
| 4211 W WILCOX ST | 2022-03-21 |
| 1306 S LAWNDALE AVE | 2022-03-03 |
| 1117 S INDEPENDENCE BLVD | 2022-02-22 |
19 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $1,728,200, median $45,700. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
28 permits; open the full list
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| B200476147 | 2026-07-06 | General construction | 4159 W JACKSON BLVD | LIMITED REPAIR (25% OR LESS) FOR STEEL PORCH (OPEN) (QUANTITY: 1, LOCATION: REAR OF BUILDING). | $8,000 |
| B200456067 | 2026-01-16 | General construction | 1300 S LAWNDALE AVE | LIMITED REPAIR (25% OR LESS) FOR STEEL PORCH (OPEN) (QUANTITY: 1, LOCATION: REAR OF BUILDING). | $499 |
| 101074844 | 2025-12-09 | General construction | 2019 W WASHINGTON BLVD | SELF-CERT 2019 CBC: ERECT NEW 4 STORY, 3DU BUILDING W/ BASEMENT, PRIVATE ROOF DECK AND REAR EXTERIOR STEEL STAIRS AND 1 STORY 3 CAR GARAGE W/ROOF DECK AS PER PLANS (OCCUPANCY GROUP | $1,025,000 |
| 101073919 | 2025-10-16 | Mechanical / HVAC | 3318 W LEXINGTON ST | SPR 2019 CBRC: INTERIOR ALTERATIONS OF EXISTING 2DU APARTMENT BUILDING TO CONVERT TO 3DU AS PER PLANS (OCCUPANCY GROUP R-5; TYPE III-A CONSTRUCTION) CERTIFIED PLAN CORRECTIONS. | $286,000 |
| 101073919 | 2025-10-16 | General construction | 3318 W LEXINGTON ST | SPR 2019 CBRC: INTERIOR ALTERATIONS OF EXISTING 2DU APARTMENT BUILDING TO CONVERT TO 3DU AS PER PLANS (OCCUPANCY GROUP R-5; TYPE III-A CONSTRUCTION) CERTIFIED PLAN CORRECTIONS. | $286,000 |
| 101070137 | 2025-06-05 | General construction | 2029 W WASHINGTON BLVD | REINSTATEMENT PERMIT # 100955686: MUST BEGIN WORK AND/OR REQUEST INSPECTIONS NO LATER THAN NOVEMBER 2025 | $0 |
| 101063026 | 2024-12-09 | General construction | 1237 S INDEPENDENCE BLVD | SELF-CERT 2019 CBRC: REMOVE AND REPLACE FIRE DAMAGED FRONT WALL ON EXISTING 3 STORY, 4DU APARTMENT BUILDING AS PER PLANS (OCCUPANCY GROUP R-5; TYPE III-A CONSTRUCTION) | $45,700 |
| 101053176 | 2024-07-19 | General construction | 1237 S INDEPENDENCE BLVD | SELF-CERT 2019 CBRC: FIRE DAMAGE REPAIR IN EXISTING 3 STORY, 4DU APARTMENT BUILDING AS PER PLANS (OCCUPANCY GROUP R-5; TYPE III-A CONSTRUCTION) | $363,800 |
| 101053071 | 2024-07-16 | General construction | 3934 W VAN BUREN ST | SELF CERT 2019 CBRC: INTERIOR RENOVATION AND CONVERSION OF EXISTING 3DU APARTMENT BUILDING TO 2DU APARTMENT BUILDING W/ NEW WOODEN REAR STAIR AS PER PLANS (OCCUPANCY GROUP R-5; TYP | $115,000 |
| 101051920 | 2024-05-28 | General construction | 2029 W WASHINGTON BLVD | REINSTATEMENT PERMIT # 100955686: BEGIN WORK AND/OR REQUEST INSPECTIONS NO LATER THAN NOVEMBER 21,2024 | $0 |
| B200014217 | 2024-04-17 | General construction | 1300 S LAWNDALE AVE | EXTERIOR PORCH SYSTEM REPAIRS TO INCLUDE DECK BOARDS AND GUARDRAILS. LOCATIONS: 0 RESIDENTIAL UNIT(S), 0 NON-RESIDENTIAL UNIT(S), EXTERIOR WORK, REAR PORCH. | $2,500 |
| 101039275 | 2024-01-24 | General construction | 2534 N MILWAUKEE AVE | SELF CERT 2019 CBC FIRST TIME TENANT BUILDOUT OF GROUND FLOOR TENANT SPACE FOR NEW RESTAURANT USE IN EXISTING 5 STORY RESIDENTIAL BUILDING. BASE BUILDING ADDRESS 2522 N MILWAUKEE ( | $200,000 |
| 100955686 | 2023-02-08 | General construction | 2029 W WASHINGTON BLVD | SPR 2019 CBRC - THE PROPOSED PROJECT ADDS APPROXIMATELY 700 SQUARE FEET TO THE RESIDENTIAL DUPLEX UNIT OF LEVEL 2 AND 3. THE ADDITION IS A THIRD FLOOR ROOFTOP ADDITION, BUILDING OU | $120,000 |
| 100999823 | 2022-12-16 | General construction | 2023 W WASHINGTON BLVD | REVISION TO PERMIT # 100877211 CHANGE OF PLUMBING CONTRACTOR TO ADAMSON PLUMBING CONTRACTORS. | $1 |
| 100994097 | 2022-12-07 | General construction | 3626 W FLOURNOY ST | SELF CERT 2019 CBC: INTERIOR RENOVATION OF EXISTING 2 STORY, III-A, 2DU APARTMENT BUILDING W/ NEW EXTERIOR REAR STAIRS AS PER PLANS | $80,000 |
| 100994098 | 2022-12-06 | General construction | 3840 W WILCOX ST | SPR 2019 CBRC: INTERIOR RENOVATION OF EXISTING 2 STORY, III-A, 2DU APARTMENT BUILDING W/ NEW EXTERIOR REAR STAIR TO INCREASE FROM 2DU TO 3DU AS PER PLANS | $98,000 |
| 100963304 | 2022-03-21 | General construction | 4211 W WILCOX ST | REVISION TO PERMIT # 100924105 TO CHANGE PLUMBING CONTRACTOR TO FATHER & SONS PLUMBING & SEWER | $1 |
| 100961081 | 2022-03-03 | General construction | 1306 S LAWNDALE AVE | PERMIT FOR EXISTING FENCING: 6 FT HIGH WROUGHT IRON FENCE AT FRONT (APPX-37 LF) & ERECT 6 FT HIGH WOOD & WROUGHT IRON AT REAR (APPX-87 LF) | $1 |
| 100957876 | 2022-02-22 | General construction | 1117 S INDEPENDENCE BLVD | SELF CERT 2019 CBC: INTERIOR RENOVATION OF EXISTING 2 STORY, III-A, 3DU APARTMENT BUILDING AS PER PLANS | $95,000 |
| 100951604 | 2021-12-08 | General construction | 7921 S SOUTH SHORE DR | ERECT 6 FT HIGH WROUGHT IRON FENCE-FRONT ELEVATION. REDUCE EXISTING WROUGHT IRON FENCE HEIGHT TO 6 FT- REAR ELEVATION. ERECT 5 FT- 1 INCH HIGH WOOD FENCE AT REAR (TOTAL LN FT APPX | $1,000 |
| 100939528 | 2021-09-17 | General construction | 532 N HAMLIN AVE | REPAIR AND REPLACE ALL D,W,V AND WATER PIPING FOR 2 FLAT DWELLING..WILL REPLACE PLUMBING FIXTURES AND 2 WATER HEATERS.- ELECTRICAL ON SEPARATE PERMIT. | $28,000 |
| 100905683 | 2021-09-14 | General construction | 7921 S SOUTH SHORE DR | SPR 2019 CBRC: DECONVERT BASEMENT APARTMENT INCLUDING NEW CENTER STEEL BEAM, PIER FOUNDATION FOR EXISTING BACK PORCH, NEW CONCRETE STAIR & EXTEND EXISTING RETAINING WALLS, ALL TO | $25,000 |
| 100924105 | 2021-07-13 | General construction | 4211 W WILCOX ST | INTERIOR RENOVATION OF EXISTING 2 STORY, 2DU APARTMENT BUILDING AS PER PLANS: SELF CERT 2019 CRC | $55,325 |
| 100880758 | 2021-02-03 | General construction | 6645 S KEATING AVE | EXISTING HOME AND YARD. NEW 18' X 10' WOOD DECK PROPOSED WITH NEW SLIDING REAR DOOR TO HOME. | $12,000 |
| 100895652 | 2021-01-11 | General construction | 3636 W FLOURNOY ST | SELF-CERT 2019 CBC: INTERIOR REHAB & REAR 2 STORY PORCH REBUILD AT EXISTING 2 STORY 2 DU BUILDING WITH BASEMENT AS PER PLAN (OCCUPANCY GROUP R-5, TYPE III A CONSTRUCTION). | $60,000 |
| 100877211 | 2020-09-22 | General construction | 2023 W WASHINGTON BLVD | ERECT 3 STORY 6 D.U. BUILDING (3B CONSTRUCTION) WITH BASEMENT, ROOFTOP DECK, ROOFTOP STAIR ENCLOSURES, TWO DETACHED 3 CAR GARAGES (3B CONSTRUCTION) WITH ROOFTOP DECK AS PER PLAN. | $1,728,200 |
| 100824389 | 2019-08-20 | General construction | 2029 W WASHINGTON BLVD | INTERIOR RENOVATION FOR NEW BATH AND KITCHEN REMODEL ON 2ND FL IN EXISTING 3 STORY, 3DU APARTMENT BUILDING AS PER PLANS | $9,000 |
| 100814440 | 2019-04-15 | General construction | 4119 N WESTERN AVE | REVISION TO PERMIT NO. 100771244; TO USE SCH 40 PVC PIPE FOR ALL WASTE AND VENT ABOVE AND BELOW GRADE | $1 |
| 100771244 | 2018-10-14 | General construction | 4119 N WESTERN AVE | ERECT NEW 4 STORY, III-B, 4DU APARTMENT BUILDING W/ BASEMENT AS PER PLANS *STRUCTURAL PEER REVIEW* CURRENT USE: MULTI UNIT RESIDENTIAL/PROPOSED USE MULTI UNIT RESIDENTIAL | $540,000 |
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 →