Cook County Building Permits & Contractor Leads

11,748 indexed permits · 1,253 active contractors · Cook County, Illinois.

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Cook County building permits — key stats
Permits (last 90 days) 1,823
Total permit value (90d) $97,073,452
Active contractors 1,253
Newest permit 2026-08-05

PermitGrab tracks 1,253 active contractors who pulled 11,748 building permits in Cook County, IL as of 2026-08-05. Updated daily.

Up to date · Updated daily • newest record from 2d ago

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Filter Cook County leads by trade: solar · roofing · HVAC · electrical · fire protection · new construction.

Free weekly permit summary for Cook County

One email a week with the newest Cook County building permits — contractors, addresses, and project values. No credit card, unsubscribe anytime.

Cook County building permit activity

253 building permits were filed in Cook County over the last 30 days — down 82.3% from the prior 30 days, with $2,895,920 in declared project value across the 39 that report a cost. Over 90 days: 1,823 permits worth $97,073,452.

Most active contractors (last 6 months)

  1. DUBOIS PAVING CO — 80 permits
  2. COLONY LAKE CLUB HOA — 32 permits
  3. TOWNE PLACE EAST HOMEOWNERS — 32 permits
  4. EXEMPT — 16 permits
  5. SIMON PROPERTY GROUP — 15 permits
  6. A & M FENCE CORP — 14 permits
  7. SUNRUN INSTALLATION SERVICES — 12 permits
  8. CLTC TRUST #3221 — 11 permits
  9. D R HORTON MIDWEST INC — 11 permits
  10. KING HVAC SYSTEMS LLC — 10 permits
Biggest project this month
$1,695,158 · MANEVAL CONSTRUCTION CO. INC
11,748
Indexed Permits
1,253
Active Contractors
2026-06-18
Last Updated
Updated recently · 2026-08-05

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All permits

Permit data through 2026-08-05
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11,748 records — permits and code violations sorted by date

Date Type Value Address Details Contractor / Status Save
2025-12-18 Electrical $8,250 7926 S CRANDON AVE, CHICAGO, IL LINE VOLTAGE ELECTRICAL WORK. NEW PERMANENT 200 AMP SERVICE DISCONNECTING MEANS … 200A 1 circuits new ROBINSON HAMILTON
2025-12-18 General Construction $1,700,000 2050 MITCHELL BLVD, SCHAUMBU, SCHAUMBURG, IL 60193 ALTERATION HYDAC TECHNOLOGY CORP.
2025-12-18 Plumbing $6,500 33 GALE AVE, VILLAGE OF RIVER F, IL 60305 NEW 1 WATER SERVICE FROM B-BOX TO HOUSE line work new DIANE RUGGIE
2025-12-18 Plumbing $14,611 18646 LARAMIE AVE, COUNTRY CLUB HILLS, IL 60478 PLUMBING STEVE LOCKETT
2025-12-18 Solar $32,995 1202 CRABTREE LN, MOUNT PROSPECT, IL 60056 SOLAR PANELS solar solar_pv IAN MALIWANAG
2025-12-18 Roofing $19,000 6020 S WABASH AVE, CHICAGO, IL SCOPE ROOF REPLACEMENT. AREA 1400 SQ. FT. ROOF COVERING MINERAL - SURFACED ROLL … 1,400 roof sf replacement IDOWU PATRICK
2025-12-18 General Construction $1,985 4135 192ND CT, COUNTRY CLUB HILLS, IL 60478 HWT BRODERICK HALL
2025-12-18 Plumbing $1,463 1633 PARK DR, SCHAUMBURG, IL, SCHAUMBURG, IL 60194 WATER HEATER standard water_heater IH2 ILLINOIS PROPERTY LP
2025-12-18 Roofing 3514 S. HOME AVENUE, BERWYN, IL 60402 5 PARTIAL GUTTER INSTALLATION WITH ONE OVERSIZED 3X4 DOWNSPOUT WITH ALUMINUM FAS… new new_roof BRUCE EDWARD NECKER TRUST
2025-12-18 General Construction $76,555 129 W RAND RD, ARLINGTON HEIGHTS, IL 60004 . THOMAS ECKHARDT
2025-12-18 General Construction $76,555 129 W RAND RD, ARLINGTON HEIGHTS, IL 60004 ALTERATION, REMODEL, REPAIR THOMAS ECKHARDT
2025-12-18 Roofing 3514 S. HOME AVENUE, BERWYN, IL 60402 5 PARTIAL GUTTER INSTALLATION WITH ONE OVERSIZED 3X4 DOWNSPOUT WITH ALUMINUM FAS… new new_roof BRUCE EDWARD NECKER TRUST
2025-12-18 General Construction $900,000 1540 CAROL CT, NORTHBROOK, IL 60062 SFR NEW CONSTRUCTION residential new_construction THOMAS ARCHITECTS
2025-12-18 Fire Protection 600 W CHICAGO AVE, CHICAGO, IL
Owner: CW ··· 🔒
FIRE ALARM MODIFICATION OF EXISTING SYSTEM. ASSOCIATED BUILDING PERMIT101075988.… ROSENBLUM DANA
2025-12-18 Plumbing $9,376 2718 HOLLYDALE DR, HOMEWOOD, IL 60430 RESIDENTIAL PLUMBING ROTO ROOTER SERVICES COMPANY
2025-12-18 Roofing $14,457 13939 S CICERO AVE, CRESTWOOD, IL 60418 R/R OF COMMERCIAL ROOF TOP UNIT ILLINOIS SCHOOL BUS
2025-12-18 Roofing $5,000 16800 OKETO AVE, TINLEY PARK, IL 60477 PROPOSED OPEN PORCH- ROOF ONLY DECLAN AND MICHELLE HESSION
2025-12-18 Structural $85,000 3416 N DAMEN AVE, CHICAGO, IL SPR - 2019 CBC - INTERIOR RENOVATION AT EXISTING 2 STORY 2- DWELLING UNIT MASONR… MAHAKALI, PRASHANTH K
2025-12-18 HVAC/Mech $7,853 3663 W 166TH ST, MARKHAM, IL 60428 REPLACE EXSTING FURNACE, INSTALL 96 CARRIER GAS FURNACE furnace replacement hvac_replacement MADIEB AND GWENDOLYN DEAN
2025-12-18 General Construction $11,575 3300 S. GROVE AVENUE 0, BERWYN, IL 60402 SPOT TUCKPOINTING THE GROVE OF BERWYN CONDO…
2025-12-18 General Construction $11,575 3300 S. GROVE AVENUE 0, BERWYN, IL 60402 SPOT TUCKPOINTING THE GROVE OF BERWYN CONDO…
2025-12-18 HVAC/Mech $11,703 181 MARYVIEW PKY, MATTESON, IL 60443 FURNACE furnace THE BENFORD AMMONS JR
2025-12-18 HVAC/Mech $18,000 1 WEIMER ST, LEMONT, IL 60439 DETACHED GARAGE PERMIT DAVID RUFFOLO
2025-12-18 HVAC/Mech $1,200,000 6130 N ST LOUIS AVE, CHICAGO, IL SPR 2019 CBC NEW CONSTRUCTION OF A TWO STORY SINGLE FAMILY RESIDENCE WITH ATTACH… new hvac_installation JACOB MERMELSTEIN
2025-12-18 General Construction $86,167 4384 HAMPTON AVENUE, WESTERN SPRINGS, IL 60558 REMODEL-KITCHEN/BATH OTHER MIN THEATRE OF WESTERN SPRINGS
2025-12-18 Roofing $2,664 12322 S 75TH AVE, PALOS HEIGHTS, IL 60463 GUTTERS/SOFFIT/FASCIA RYAN REINKE
2025-12-18 Roofing $37,681 12322 S 75TH AVE, PALOS HEIGHTS, IL 60463 ROOF RYAN REINKE
2025-12-18 HVAC/Mech $1,800 824 HIGHLAND AVE OAK PARK IL, OAK PARK, IL 60304 REMOVE AND REPLACE 1 WINDOW IN EXISTING OPENING. NO STRUCTURAL CHANGES, WINDOW I… like for like replacement hvac_changeout ALEXANDER LAMBERT / KELSEY MILLER
2025-12-18 Fence $1,675 220 KEMAH LN, SCHAUMBURG, IL, SCHAUMBURG, IL 60193 FENCE SAAM, KENNETH
2025-12-18 General Construction $5,876 2940 MCCORMICK AVE, BROOKFIELD, IL 60513 ELEVATOR CHRISTY SZMURLO
2025-12-18 Roofing $7,100 7314 KIOWA LN, PALOS HEIGHTS, IL 60463
Owner: TER··· 🔒
GUTTERS, SOFFIT AND FASCIA TERRANCE M BENOIT
2025-12-18 Electrical $1,400 1817 S. CLINTON AVENUE, BERWYN, IL 60402 COMPLIANCE- MAIN LEVEL BATHROOM ELECTRICAL OUTLET TO BE MADE GFCI PROTECTED TYPE… replacement JAMES HIGGINS
2025-12-18 Electrical $1,400 1817 S. CLINTON AVENUE, BERWYN, IL 60402 COMPLIANCE- MAIN LEVEL BATHROOM ELECTRICAL OUTLET TO BE MADE GFCI PROTECTED TYPE… replacement JAMES HIGGINS
2025-12-18 Electrical $6,950 8346 S KOLMAR AVE, CHICAGO, IL LINE VOLTAGE ELECTRICAL WORK. NEW PERMANENT 100 AMP SERVICE DISCONNECTING MEANS … 100A 1 circuits new SANCHEZ ALFREDO
2025-12-18 Windows/Doors $3,587 132 JOSLYN DR, ELGIN, IL 60120 WINDOW SANCHEZ, JOSE
2025-12-18 Roofing $1,587 1160 S ELMWOOD AVE OAK PARK, OAK PARK, IL 60304 REPAIR TO REPLACE THE FALLEN FASCIA BOARD,ALUMINUM FASCIA, GUTTER AND SMALL SECT… replacement roof_repair JAMES MAMMOSER
2025-12-18 General Construction $164,700 1555 LOUIS AVE, ELK GROVE VILLAGE, IL 60007 INDUSTRIAL ALTERATIONS AIR PRODUCTS EQIP CORP
2025-12-18 Solar $1,200 720 CUMBERLAND ST, HOFFMAN ESTATES, IL 60169 TEMPORARY REMOVAL OF SOLAR PANELS REINSTALLATION OF SOLAR solar solar_pv SANDEEP PATEL
2025-12-18 Fence 919 N HARVEY AVE OAK PARK IL, OAK PARK, IL 60302 INSTALLATION OF 7 OF 4 HIGH WOOD FENCE JAMES R BYINGTON / DEBRA BYINGTON
2025-12-18 Demolition $38,000 318 W DUNDEE RD, WHEELING, IL 60090
Owner: SAR··· 🔒
DEMO OF 1,324 SQUARE FOOT HOME 324 sq 1,324 roof sf SARAH KABBANI
2025-12-18 Windows/Doors $1,000 3025 SHERWOOD, MARKHAM, IL 60428 REMOVE AND REPLACE DRYWALL AROUND ALL INTERIOR WALLS OF THE HOME. REMOVE AND INS… CHRISTIAN AGUILAR
2025-12-18 HVAC/Mech $750,000 1060 W ADDISON ST, CHICAGO, IL DDS 2019 CBC TO REPLACE A RAMP FROM THE TERRACE TO UPPER DECK. OCCUPANCY GROUPS … replacement hvac_replacement CHICAGO CUBS BASEBALL, LLC
2025-12-18 Plumbing $5,100 925 GANNON DR, HOFFMAN ESTATES, IL 60169 INSTALL NEW 6 PVC CLEAN OUT IN THE SANITARY SEWER LINE line work new DANIEL SCHLOSSER
2025-12-18 General Construction $12,043 1717 E PEACHTREE DR, ARLINGTON HEIGHTS, IL 60004 ALTERATION, REMODEL, REPAIR JAMES VACCARO
2025-12-18 General Construction $12,043 1717 E PEACHTREE DR, ARLINGTON HEIGHTS, IL 60004 . JAMES VACCARO
2025-12-18 Fence $350,000 3756 W SUNNYSIDE AVE, CHICAGO, IL SPR 2019 CBC. ERECT A NEW 2 STORY SINGLE FAMILY FRAME RESIDENCE W/ BASEMENT. NEW… STX CONSTRUCTION & PLUMBING INC
2025-12-18 Solar $22,529 1286 WILDFLOWER LN, BARTLETT, BARTLETT, IL 60103 9.45 KW PV SOLAR PANEL INSTALLATION ON ROOF -21 PANELS. METER PULL REQUIRED 9.45 kW 21 panels solar solar_pv JASON C RIVERA
2025-12-18 Solar $22,529 1286 WILDFLOWER LN, BARTLETT, BARTLETT, IL 60103 9.45 KW PV SOLAR PANEL INSTALLATION ON ROOF -21 PANELS. METER PULL REQUIRED 9.45 kW 21 panels solar solar_pv JASON C RIVERA
2025-12-18 HVAC/Mech 11951 WILLOW RIDGE DR, WILLOW SPRINGS, IL 60480 3 PATIO DOOR REPLACE replacement hvac_replacement LARRY MARTINEZ
2025-12-18 HVAC/Mech $6,500 1250 DORCHESTER LN, HOFFMAN ESTATES, IL 60169 REPLACE FURNACE furnace replacement hvac_replacement SUBRAMANIAN NARASIMHAIYER
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Top Contractors

Most active contractors by permit volume — last 90 days of activity shown in parentheses. Contact details are available for 11 of 20 businesses below.

🆕 New this week
Contractor Permits (90d) Trade Avg Value Contact
1. SUNRUN INSTALLATION SERVICES 1 permits/30d 36 (10) Solar $22,193
2. EXEMPT 34 (5) HVAC $61,747
3. KING HVAC SYSTEMS LLC 📞 27 (3) HVAC $9,965 🔒 Reveal
4. RENEWAL BY ANDERSEN, LLC 📞 21 (2) Windows & Doors $29,490 🔒 Reveal
5. KEVIN SZABO JR PLUMBING INC. 📞 17 (2) Plumbing $5,621 🔒 Reveal
6. DOORNBOS HEATING & AIR… 15 (1) HVAC $14,571
7. PERMA-SEAL BASEMENT SYSTEMS, INC. 📞 14 (2) Plumbing $14,294 🔒 Reveal
8. FOUR SEASONS HEATING & AIR… 📞 14 (2) HVAC $10,306 🔒 Reveal
9. DRF TRUSTED PROPERTY SOLUTIONS 10 (3) Plumbing $2,196
10. ETRUSCAN EXTERIORS CORPORATION 10 (2) Roofing $40,340
11. CASTLE RIDGE BUILDERS 10 (2) Plumbing $1,320
12. ILLINOIS FENCE COMPANY 9 (4) HVAC $8,609
13. ADVANCED FENCE & GATE 📞 6 (2) Landscaping & Exterior $11,668 🔒 Reveal
14. LEGACY RESTORATION LLC 📞 6 (2) Roofing $11,148 🔒 Reveal
15. FOUR SEASONS HEATING & AIR INC. 📞 6 (1) HVAC $9,455 🔒 Reveal
16. BILL'S PLUMBING AND SEWER, INC. 6 (1) HVAC $11,261
17. REESHA PRINTING & SIGNS INC 📞 6 (1) Signage $3,625 🔒 Reveal
18. FORTIS GROUND WERKS 6 (1) $10,042
19. FRAZIER RESIDENTIAL CONCRETE 📞 5 (3) HVAC $9,820 🔒 Reveal
20. NORTHWEST CEDAR PRODUCTS 📞 5 (1) HVAC $9,380 🔒 Reveal

Viewing 20 of 20 contractors in Cook County

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Construction Activity in Cook County

New building permits in Cook County, Illinois indicate upcoming construction projects. Contractors can identify subcontracting opportunities by monitoring recently issued permits for residential renovations, commercial buildouts, and new construction. Early outreach to permit holders often results in higher close rates before projects go to competitive bid.

About Cook County Building Permits

Cook County, Illinois processes thousands of building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 11748+ Cook County building permits — updated daily from official city sources.

Every new construction project in Cook County requires a building permit before work can begin. These public records include the project address, scope of work, estimated cost, and often the general contractor's name — making them valuable leads for subcontractors looking for new projects in Cook County.

How Contractors Use Cook County Permit Data

HVAC contractors, electricians, plumbers, and roofers in Cook County use building permit data to find projects before they hit traditional lead services. When a new commercial buildout or residential renovation permit is filed, it signals upcoming work that needs subcontractors.

Instead of competing for shared leads on HomeAdvisor or Angi, contractors who monitor Cook County building permits can reach out to general contractors the day a permit is issued — before anyone else calls. This first-mover advantage leads to higher close rates and better project selection.

PermitGrab sends daily email alerts filtered by trade, so Cook County electrical contractors only see electrical permits, HVAC contractors only see mechanical permits, and so on.

Reviewed by Marcus Reeves · Page data current as of · Sources: official Cook County open data portal.

Who appears in Cook County permit records this week?

The most active contractors filing in Cook County right now include SUNRUN INSTALLATION SERVICES, EXEMPT, KING HVAC SYSTEMS LLC, RENEWAL BY ANDERSEN, LLC and KEVIN SZABO JR PLUMBING INC.. PermitGrab tracks 1,253 active contractors across the metro. New records appear as they are available from the source.

How fresh is Cook County permit data?

The most recent permit indexed for Cook County is dated 2026-08-05. Updated daily • newest record from 2d ago. Permit records carry filing date, address, project value, permit type, and contractor name where the source publishes it, so a fresh row is a current project signal.

What construction is happening in Cook County right now?

Cook County permit activity covers 11,748 indexed permits. The mix spans new construction, residential renovations, mechanical/electrical/plumbing upgrades, roof replacements, demolitions, and tenant improvements — every record is a buying signal for a different contractor or supplier persona.

1 play that work in Cook County

Start with the permit signal.

🕵️

The competitor watch

Search a business name to review its recorded permit activity in Cook County — where it is working and the project details the public source publishes. Use the signal to research follow-on work at each address.

Run these plays in Cook County — $149/mo

How to look up Cook County building permits

Search recent Cook County, IL building permits by address, contractor, and permit type in the table above — pulled from the Cook County building department's public permit records. New filings appear here as they are published. Filter by trade or search an address to look up a specific permit. For this week's filing volume and the most active contractors, see the Cook County Permit Pulse.

Nearby Illinois Cities — explore building permits in other Illinois cities

Turn Cook County permits into leads

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Frequently Asked Questions about Cook County Building Permits

How many building permits does PermitGrab track in Cook County?

PermitGrab currently tracks 11748 building permits in Cook County, Illinois. Data is pulled directly from the official municipal source on every collection cycle and includes permit number, address, permit type, status, estimated value, and contractor information where the source publishes it.

How fresh is the Cook County permit data?

PermitGrab checks the official source on each collection cycle. The source date and its observed update cadence are shown above, so you can judge the data’s recency before acting on it.

How can contractors find construction leads in Cook County?

Contractors find leads in Cook County by filtering PermitGrab by trade and ZIP code, then researching the recorded contractor and project activity. Contact details appear only where a business profile has been publicly verified; saved-search email alerts track new matching records as they are published.

What’s included in the 14-day trial?

The 14-day trial includes full Pro access to Cook County — CSV export, trade and value-tier filters, lead scoring, and violation cross-reference flags. Contractor phone and website reveals are included where verified. Card required to start; cancel anytime before day 14.

Can I cancel anytime?

Yes. Cancel any time from your account page — no contracts, no cancellation fees. Your subscription stays active through the end of the current billing period.

Who buys this data?

Cook County permit data, by use case

Same data, different angle. Pick the playbook that matches what you sell.

Contractors & subs
Recent Cook County contractor activity is a signal for labor and material demand. Contact details appear only where publicly verified.
Home service companies
A Cook County addition or remodel signals an HVAC, plumbing, or warranty upsell window. Research the project signal before outreach.
Solar installers
Roof permits and electrical upgrades in Cook County are high-intent solar lead signals. Filter by the current project signal and verify ownership separately.
Insurance agents
Cook County renovations trigger updated dwelling-coverage limits. Get the address-level signal before the renewal cycle does.
Material suppliers
Lumber, drywall, roofing, fixtures — every Cook County permit is a parts list. Build a route by job type and value tier.
Developers & new construction
Ground-up builds in Cook County mean a long runway of subcontractor and material orders. Sort new-construction permits by project value and reach the GC before the trades are locked.
Free resources

More on Cook County & U.S. construction activity

U.S. Construction Permit Pulse
Our 90-day data report: permit volume by metro, hottest trades, and average project values. Free to read and cite.
Free permit tools
Live permit checker, national pulse dashboard, and a free city-by-city volume lookup — no signup required.
Permit activity badge
Show clients you track live Cook County permit activity — copy one line of HTML for your website.

More Illinois permit data

Chicago permits Evanston permits Naperville permits Lake County permits Palatine permits Streamwood permits Rosemont permits Columbia permits COUNTRYSIDE permits Dolton permits

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