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) 1,826
Total permit value (90d) $97,104,546
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

263 building permits were filed in Cook County over the last 30 days — down 81.4% from the prior 30 days, with $3,068,442 in declared project value across the 43 that report a cost. Over 90 days: 1,826 permits worth $97,104,546.

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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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
2025-12-17 General Construction $148,000 1091 S ROSELLE RD, SCHAUMBUR, SCHAUMBURG, IL 60193 ALTERATION INLAND COMMERICAL PROPERTY MGMT
2025-12-17 General Construction $1,600,000 150 N MARTINGALE RD, UNIT 52, SCHAUMBURG, IL 60173 ALTERATION TOWNSHIP PLAZA SPE LLC
2025-12-17 HVAC/Mech — 260 MADISON ST OAK PARK IL 6, OAK PARK, IL 60302 LOCATION 4REPLACE EXISTING COMED EQUIPMENT WITH NEW DA DEVICELOCATION 5REPROGRAM… new hvac_installation OAK PARK VILLAGE / EXEMPT
2025-12-17 General Construction $154,900 1155 CAPTAINS LN, WHEELING, IL 60090 KITCHEN REMODEL IRA COHEN
2025-12-17 Solar $11,685 419 SHABBONA DR, PARK FOREST, IL 60466 INSTALL ROOFTOP SOLAR SYSTEM new new_roof BEVERLY A SINGLETON
2025-12-17 Signage $3,000 7263 S HARLEM AVE, BRIDGEVIEW, IL 60455 SIGN IRP EXPRESS INC
2025-12-17 Electrical $11,800 841 W OAKDALE AVE, CHICAGO, IL LINE VOLTAGE ELECTRICAL WORK. NEW PERMANENT 200 AMP SERVICE DISCONNECTING MEANS … 200A 40 circuits new O'BRIEN JULIE
2025-12-17 Roofing $19,693 2829 PEARL ST, FRANKLIN PARK, IL 60131 REMOVEAND REPLACE HOUSE ROOF AND GARAGE SIDING AND ROOF DOLLY MATUSZEWSKI
2025-12-17 HVAC/Mech $1,110,838 5501 W GRAND AVE, CHICAGO, IL DDS 2019 CBRC INTERIOR ALTERATIONS TO EXISTING TENANT SPACE FOR THE INSTALLATION… new ITW PROPERTIES, LLC
2025-12-17 Fire Protection $3,000 5621 S LA GRANGE RD, COUNTRYSIDE, IL 60525
Owner: POL··· 🔒
INSTALL ANSUL SYSTEM POLAR SHORES LLC
2025-12-17 Pool/Spa $215,000 2938 W FULLERTON AVE, CHICAGO, IL DDS / 2019 CBRC FOUNDATION ONLY FOR 5-STORY BUILDING ADDITION TO CONVERT TO EXIS… J2 HOLLANDER LLC
2025-12-17 General Construction $80,000 1771 W MISSION HILLS RD 512, UNINCORPORATED COOK COUNTY, KITCHEN AND BATHROOM REMODEL 512 MARLE T WALSH 512
2025-12-17 Pool/Spa $215,000 2938 W FULLERTON AVE, CHICAGO, IL DDS / 2019 CBRC FOUNDATION ONLY FOR 5-STORY BUILDING ADDITION TO CONVERT TO EXIS… J2 HOLLANDER LLC
2025-12-17 Pool/Spa $215,000 2938 W FULLERTON AVE, CHICAGO, IL DDS / 2019 CBRC FOUNDATION ONLY FOR 5-STORY BUILDING ADDITION TO CONVERT TO EXIS… J2 HOLLANDER LLC
2025-12-17 Pool/Spa $215,000 2938 W FULLERTON AVE, CHICAGO, IL DDS / 2019 CBRC FOUNDATION ONLY FOR 5-STORY BUILDING ADDITION TO CONVERT TO EXIS… J2 HOLLANDER LLC
2025-12-17 General Construction $7,500 325 GRAND BLVD_X000D_ PARK RIDGE, ,PARK RIDGE, IL 60068 REPLACE EXISTING CONCRETE STEPS AND ONE SQUARE CONCRETE DRIVEWAY DIRCIO
2025-12-17 Electrical — 2527 N NORDICA AVE, CHICAGO, IL FOR PERMIT 101064488 REPLACEMENT ELECTRICAL CONTRACTOR. NEW CONTRACTORS LISTED … replacement OLIVO AM
2025-12-17 General Construction $8,700 621 NEWBURY LN, SCHAUMBURG, ,SCHAUMBURG, IL 60173 ALTERATION - RESIDENTIAL MAST LLC SERIES 1
2025-12-17 Solar $8,712 6609 N FAIRFIELD AVE, CHICAGO, IL INSTALL SOLAR PANELS ON ROOF OF PRINCIPAL BUILDING. ROOF TYPE SLOPED 212 TO 512.… 7.92 kW solar solar_pv KEHINDE MORADEKE
2025-12-17 HVAC/Mech $12,195 6 FOREST LN, ELK GROVE VILLAGE, IL 60007 WATERPROOF CRAWL SPACE WITH ENCAPSULATION, GEO CHANNEL AND SUMP DIMITAR K VASSILEV
2025-12-17 Solar $12,607 7831 SEA PINES ROAD, ORLAND PARK, IL 60462 INSTALLATION OF 16 SOLAR PANELS WITH ESS SISTERING. LES RESIDENCE battery solar battery_storage SUNRUN INSTALLATION SERVICES INC.
2025-12-17 Roofing $31,551 13110 FOX HILL DR, UNINCORPORATED COOK COUNTY, REROOF replacement reroof JACEK BLASZYNSKI
2025-12-17 HVAC/Mech $3,000 8923 KNIGHT AVE 208, UNINCORPORATED COOK COUNTY, REPLACE ALUMINUM PATIO DOOR replacement hvac_replacement ANEES PROPERTIES LLC
2025-12-17 Plumbing $5,000 2145 LEE ST_X000D_ DES PLAINES, IL, DES PLAINES, IL 60018 GENERAL -WATER SERVICE line work TOWANNA OWEMS
2025-12-17 General Construction $218,351 1865 W CENTRAL RD, ARLINGTON HEIGHTS, IL 60005 ALTERATION, REMODEL, REPAIR THOMAS ECKHARDT
2025-12-17 Plumbing $2,947 573 BEECHWOOD RD, BUFFALO GROVE, IL 60089
Owner: JOS··· 🔒
WATER HEATER REPLACEMENT standard replacement water_heater JOA, JOSEPH & JAZMINE
2025-12-17 Windows/Doors $26,070 9812 CIRCLE PKY, UNINCORPORATED COOK COUNTY, DECK AND BASEMENT WINDOWS AND BALCONY REPAIRS DENNIS T KRASON
2025-12-17 HVAC/Mech $4,998 5921 S CALUMET AVE, CHICAGO, IL PURPOSE NEW/REPLACEMENT INSTALLATION. WROUGHT IRON FENCE - 6-0 HEIGHT X 36-0 L… replacement hvac_replacement SMITH CHARLES
2025-12-17 Electrical $1,000 8358 S KARLOV AVE, CHICAGO, IL LINE VOLTAGE ELECTRICAL WORK. NEW PERMANENT 125 AMP SERVICE DISCONNECTING MEANS … 125A 3 circuits new SMITH DONALD
2025-12-17 HVAC/Mech $6,643 242 SAUGUS LN, SCHAUMBURG, I, SCHAUMBURG, IL 60173 FURNACE furnace DENNIS J IGNARSKI LIVING TRUST
2025-12-17 Plumbing $1,842 852 SHADY OAKS DR, ELGIN, IL 60120 WATER HEATER standard water_heater ORTIZ, VALDENE
2025-12-17 Signage — 1033 SOUTH BLVD OAK PARK IL, OAK PARK, IL 60302 NON-ILLUMINATED SIGN PANEL INSTALLED FLUSH TO BRICK SACHEM BUILDING LLC
2025-12-17 Plumbing $4,700 443 S BLACKSTONE AVE, LA GRANGE, IL 60525 REPAIR SEWER LINE line work TOMASZ ZAJAC
2025-12-17 Electrical $50,000 325 S PAULINA ST, CHICAGO, IL LOW VOLTAGE/COMMUNICATION ELECTRICAL WORK. ALTER EXISTING OTHER. SPECIFIC LOCATI… low_voltage FORAN PAT
2025-12-17 Solar $35,436 103 JEFFERY LN_X000D_ DES PLAINES, ,DES PLAINES, IL 60018 SOLAR JAMES ORAPPANGAL
2025-12-17 Solar $15,448 9317 S VERNON AVE, CHICAGO, IL INSTALL SOLAR PANELS ON ROOF OF PRINCIPAL BUILDING. ROOF TYPE SLOPED 212 TO 512.… 10 kW solar solar_pv STINSON SYREETTA
2025-12-17 HVAC/Mech $14,650 15715 SAINT LOUIS, MARKHAM, IL 60428 REMOVE AND REPLACE GUTTERS AND DOWNSPOUTS ON HOME. INSTALL LEAF GUARD GUTTER SYS… replacement hvac_replacement JAMES PERKINS
2025-12-17 Fire Protection — 5644 W DIVERSEY AVE, CHICAGO, IL FIRE ALARM NEW SYSTEM. ASSOCIATED BUILDING PERMIT101005416. AFFECTS 0 DWELLING U… CHICAGO LAND TRUST # 008002389769
2025-12-17 HVAC/Mech — 7936 S COTTAGE GROVE AVE, CHICAGO, IL FOR PERMIT 101046653 REPLACEMENT GENERAL CONTRACTOR. NEW CONTRACTORS LISTED UND… replacement hvac_replacement GIFT OF HOPE TISSUE/ORGAN DONOR
2025-12-17 Roofing $180,000 8020 47TH ST., LYONS, IL 60534 REMOVE ROOF BEAMS TO EXTEND HEIGHT OF BUILDING. 18-02-422-075-0000 TNT REAL ESTATE
2025-12-17 Solar — 600 N EUCLID AVE OAK PARK IL, OAK PARK, IL 60302 THE CUSTOMER IS TO PROVIDE AN EV CHARGER TO BE INSTALLED IN THEIR GARAGE. NOT SU… CHICAGO TITLE LAND TRT CO TTEE
2025-12-17 General Construction $350,000 4646 LILAC AVE, GLENVIEW, IL 60025 HOME REMODELING BRYANT KURAMITSU
2025-12-17 HVAC/Mech $11,555 1939 WESLEY, EVANSTON, IL 60201 REPLACE EXISTING FURNACE furnace replacement hvac_replacement SZYMON RYZNER
2025-12-17 HVAC/Mech $9,903 4439 KOLZE AVE, SCHILLER PARK, IL 60176 REPLACE FURNACE furnace replacement hvac_replacement BRIAN LUCAS
2025-12-17 General Construction — 1527 S. WENONAH AVENUE, BERWYN, IL 60402 PAYING FOR ELECTRICAL FINAL RE-INSPECTION --- 1ST FLOOR KITCHEN AND PANTRY REMOD… K & S BRODERICK
2025-12-17 Electrical $67,693 555 LINCOLN ST , EVANSTON, IL 60201 INSTALLATION OF A NEW 100AMP CIRCUIT FROM AN EXISTING DISTRIBUTION PANEL TO A NE… 100A ev_charger new CITY OF EVANSTON
2025-12-17 HVAC/Mech — 1916 S. KENILWORTH AVENUE, BERWYN, IL 60402 BASEMENT REMODEL RECREATIONAL ROOM, CONVERT EXISTING POWDER ROOM TO 3/4 BATHROOM… MAI FAMILY GROUP LLC
2025-12-17 Electrical — 1448 S. GROVE AVENUE, BERWYN, IL 60402 PAYING FOR ELECTRICAL FINAL AND ELECTRICAL SERVICE --- INSTALL NEW INTERNAL AND … new ANDREW M. JAKOBSZE
2025-12-17 HVAC/Mech — 1916 S. KENILWORTH AVENUE, BERWYN, IL 60402 BASEMENT REMODEL RECREATIONAL ROOM, CONVERT EXISTING POWDER ROOM TO 3/4 BATHROOM… MAI FAMILY GROUP LLC
2025-12-17 HVAC/Mech $4,370 311 N HOME AVE_X000D_ PARK RIDGE, ,PARK RIDGE, IL 60068 AIR CONDITIONING NAUMOSKI
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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. FOUR SEASONS HEATING & AIR… 📞 14 (2) HVAC $10,306 🔒 Reveal
8. PERMA-SEAL BASEMENT SYSTEMS, INC. 📞 14 (2) Plumbing $14,294 🔒 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. FORTIS GROUND WERKS 6 (1) — $10,042 —
16. BILL'S PLUMBING AND SEWER, INC. 6 (1) HVAC $11,261 —
17. FOUR SEASONS HEATING & AIR INC. 📞 6 (1) HVAC $9,455 🔒 Reveal
18. REESHA PRINTING & SIGNS INC 📞 6 (1) Signage $3,625 🔒 Reveal
19. FRAZIER RESIDENTIAL CONCRETE 📞 5 (3) HVAC $9,820 🔒 Reveal
20. SMART ROOFING INC 📞 5 (1) Roofing $27,635 🔒 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.

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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.

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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.

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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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