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

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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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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
2026-06-29 Roofing $17,864 900 S STONE AVE, LA GRANGE, IL 60525 ROOF KARA BLASKOVITZ
2026-06-29 General Construction $2,500 1823 N 35TH AVE , STONE PARK, IL, 60165 FIX ALL VIOLATIONS MINOR REPAIRS MIGUEL SANCHEZ JR
2026-06-29 Plumbing $14,845 8424 47TH ST., LYONS, IL 60534 R R WATER LINE BACKFLOW DEVICE. line work LINEAGE IL/CHICAGO & LYONS
2026-06-29 HVAC/Mech $6,171 940 COOPER CT, ELK GROVE VILLAGE, IL 60007 FURNACE AND A/C REPLACEMENT - EMERGENCY NO COOL REMOVE AND REPLACE FURNACE AND A… ac, furnace replacement GINO GENOLA
2026-06-29 General Construction — 12 ENCLAVE CT SOUTH BARRINGTON 60010 RECHECK 2027 FOR NEW HOUSE. new_construction —
2026-06-29 Electrical $5,589 5701 73RD ST, BEDFORD PARK, IL 60638 ELECTRICAL WORK FOUR SEASONS HEATING & AIR
2026-06-29 Roofing $18,065 3785 GREGORY DR, NORTHBROOK, IL 60062 TEAR OFF AND REPLACE ASPHALT SHINGLE MEMBRANE ROOFING ON HOME GARAGE shingle tear off replacement LEN CONSTRUCTION
2026-06-29 General Construction $1,000 7645 W. 65TH PLACE, BEDFORD PARK , IL 60501 GROUND LEVEL BRICK PATIO JESSICA JUAREZ
2026-06-29 Roofing $24,000 22131 MEADOW LAKE PL, RICHTON PARK, IL 60471 TEAR OFF EXISTING SHINGLES, INSTALL ICE AND WATER, FELT, VENTS, NEW ARCHITECTURA… shingle tear off replacement JOHNNY MONTGOMERY
2026-06-29 General Construction — — — —
2026-06-29 General Construction — 177 DUNDEE RD C BARRINGTON HILLS IL 60010 RECHECK 2027 FOR NEW BUILDING. new_construction —
2026-06-29 General Construction — 6 ENCLAVE CT SOUTH BARRINGTON 60010 RECHECK 2027 FOR NEW HOUSE. new_construction —
2026-06-29 General Construction — 8 ENCLAVE CT SOUTH BARRINGTON 60010 RECHECK 2027 FOR NEW HOUSE. new_construction —
2026-06-29 General Construction $26,600 1817 LAUREL AVE, HANOVER PARK, IL 60133 REMODEL KEDZI CONSTRUCTION GROUP LLC
2026-06-29 General Construction — 2061 N BARRINGTON RD, HOFFMAN ESTATES, IL 60169 CERTIFICATE OF OCCUPANCY HEIDNER HOLDINGS LLC
2026-06-29 Fence $4,500 1813 N 40TH AVE , STONE PARK, IL, 60165 FIX VIOLATIONS GATES, FENCE POST,GARAGE INNOCENTE CALLEJA
2026-06-29 Fence $4,140 1012 W ARLINGTON AVE, LA GRANGE, IL 60525 FENCE SERGIO ANAYA
2026-06-29 General Construction — 10 ENCLAVE CT SOUTH BARRINGTON 60010 RECHECK 2027 FOR NEW HOUSE. new_construction —
2026-06-29 General Construction — 4 ENCLAVE CT SOUTH BARRINGTON 60010 RECHECK 2027 FOR NEW HOUSE. new_construction —
2026-06-29 Solar $38,918 9217 W 169TH PL, ORLAND HILLS, IL 60487 SOLAR RENSU REJI
2026-06-29 Roofing $4,420 920 W ARLINGTON AVE, LA GRANGE, IL 60525 ROOF DANIEL KRAM
2026-06-29 General Construction $5,275 1965 LARKDALE DR, GLENVIEW, IL 60025 REMOVE AND REPLACE EXISTING ASPHALT DRIVEWAY DJZ UNITED CONCRETE ASPHALT
2026-06-29 General Construction $13,000 8022 44TH ST., LYONS, IL 60534 T.O. R.R. HOUSE GARAGE. JUAN SANCHEZ
2026-06-29 Plumbing $2,344 4205 PORTAGE LN, HOFFMAN ESTS.,IL.,60192 RES - WATER HEATER OR WATER SOFTENER standard JAE KIM
2026-06-29 HVAC/Mech $2,995 620 DOGLEG LN, BARTLETT, IL, BARTLETT, IL 60103 REMOVE AND REPLACE DRIVEWAY AND APRON NO SIZE CHANGES replacement BALBINA C BALINSKI
2026-06-29 General Construction $50,000 2210 COLCHESTER CT, HOFFMAN ESTATES, IL 60192 FULL BASEMENT FINISHING, FRAMING, ELECTRICAL, SUPPLY AND RETURNS, FIRE BLOCKING,… NORTHWEST REMODELING SERVICES INC
2026-06-29 Pool/Spa $11,500 9110 CHESTNUT DR, CITY OF HICKKORY HILLS, IL 6 ABOVE GROUND POOL DRELICH
2026-06-29 General Construction $1,000 2444 MAPLE ST, FRANKLIN PARK, IL 60131 NEW CONCRETE new_construction NORMAN COWEN
2026-06-29 Roofing $7,740 901 E NERGE RD, ROSELLE, IL 60172 FLAT SECTION ONLY - ROOF REPLACEMENT NOTE ADDRESS SHOULD BE 903 E NERGE RD. THE … replacement HAMSTRA ENTERPRISES
2026-06-29 General Construction $9,000 4609 FISHERMANS TR., LYONS, IL 60534 T.O. R.R. HOUSE. YEICI LOPEZ
2026-06-29 General Construction — 4555 ROSE ST, SCHILLER PARK 60176 CLEAN OUT GARAGE WILLIAM T PAINTER
2026-06-29 HVAC/Mech $7,600 7853 41ST CT., LYONS, IL 60534 REPLACEMENT A/C CONDENSOR. ac replacement WILLIAM HOFT
2026-06-29 HVAC/Mech $3,500 2448 SARAH ST, FRANKLIN PARK, IL 60131 REMOVE AND REPLACE NEW FENCE replacement NICHOLAS GUARNIS
2026-06-29 General Construction $25,000 900 WAGNER RD, GLENVIEW, IL 60025 REMOVE AND REPLACE 2 STOOPS, DRIVEWAY BORDER, WALKWAY CHANGING SHAPE WHICH IS C… PAINT IT THE TRUTH DECORATING
2026-06-29 HVAC/Mech $15,000 2052 GROVETOWN DR, BARTLETT, ,BARTLETT, IL 60103 REMOVE AND REPLACE SIDING replacement J SOCORRO OLVERA
2026-06-29 Roofing $9,000 2643 OAK ST, FRANKLIN PARK, IL 60131 REPLACE SINGLE ROOF replacement MARISSA SORRENTINO
2026-06-29 Plumbing $7,817 7605 167TH ST, TINLEY PARK, IL 60477 EMERGENCY SANITARY SEWER REPAIR - ROTO ROOTER TO EXCAVATE A TRENCH ALL ON CUSTOM… line work new ROTO ROOTER SERVICES COMPANY
2026-06-29 HVAC/Mech $1,000 737 BECKER RD, GLENVIEW, IL 60025 LOOKING TO INSTALL A FENCE ON THE EAST AND NORTHEASTERN EDGE OF THE PROPERTY. PL… new VECTOR HOLDINGS
2026-06-29 General Construction $16,500 2173 SEAVER LN, HOFFMAN ESTATES, IL 60169 PROVIDE NEW, ATTACHED DECK. INCLUDES REMOVE/REPLACE PATIO BELOW DECK. JIM & KAREN WHITE
2026-06-28 Electrical $8,959 5083 CHAMBERS DR, HOFFMAN ESTS.,IL.,60010 RES ELECTRICAL MAIN SERVICE PANEL service_panel DUSTIN HEINRICHS
2026-06-28 Fence $4,950 615 6TH AVE, LA GRANGE, IL 60525 FENCE FAUSTO QUINDE
2026-06-28 HVAC/Mech $10,000 280 BATAVIA LN, HOFFMAN ESTATES, IL 60169 REPLACING PREVIOUS POOL APPROVED UNDER PERMIT 14060027 - PAD EXISTS, INSTALLING … new DAVID & CARLA SCHROEDER
2026-06-27 Roofing $8,960 1024 S ASHLAND AVE, LA GRANGE, IL 60525 ROOF RICHARD KNOP
2026-06-27 HVAC/Mech $7,700 4439 S SEMINOLE DR, GLENVIEW, IL 60026 REMOVE AND REPLACE SAME SIZE AS IS FRONT WALK AND PATIO DUE TO SETTLING replacement A.D. BUSH CONCRETE CONST. CO. INC.
2026-06-27 General Construction $45,000 2519 OSAGE DR, GLENVIEW, IL 60026 KITCHEN REMODEL GLENBROOK REMODELING RENATA…
2026-06-27 Roofing $10,860 846 S CATHERINE AVE, LA GRANGE, IL 60525 ROOF RICHARD KNOP
2026-06-26 General Construction $6,285 18001 S 94TH AVE, TINLEY PARK, IL 60487 RELOCATE SUMP PUMP DISCHARGE LINE TSWT FLATLEYS PLUMBING HOLDINGS LLC/…
📞 (•••) •••-•••• 🔒 Reveal
2026-06-26 Electrical $14,315 731 GROVE AVE, BARRINGTON, IL 60010 GENERATOR EDWARD D TILLY & KARLE
2026-06-26 General Construction $12,274 7604 45TH ST., LYONS, IL 60534 T.O. R.R. HOUSE. RACHELLE BARANDOVSKI
2026-06-26 General Construction $3,000 8845 167TH ST, ORLAND HILLS, IL 60487 PRE FAB SUN ROOM AMER ALRAFATI
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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. CASTLE RIDGE BUILDERS 10 (2) Plumbing $1,320 —
11. ETRUSCAN EXTERIORS CORPORATION 10 (2) Roofing $40,340 —
12. ILLINOIS FENCE COMPANY 9 (4) HVAC $8,609 —
13. LEGACY RESTORATION LLC 📞 6 (2) Roofing $11,148 🔒 Reveal
14. ADVANCED FENCE & GATE 📞 6 (2) Landscaping & Exterior $11,668 🔒 Reveal
15. BILL'S PLUMBING AND SEWER, INC. 6 (1) HVAC $11,261 —
16. FOUR SEASONS HEATING & AIR INC. 📞 6 (1) HVAC $9,455 🔒 Reveal
17. FORTIS GROUND WERKS 6 (1) — $10,042 —
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.

🕵️

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.

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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 Palatine permits Lake County permits Streamwood permits Rosemont permits Columbia permits COUNTRYSIDE permits Barrington Hills permits Dolton permits

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