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 1d ago

PermitGrab is a $149/mo subscription for current municipal permit, property, and code-violation records. In this market, that includes contractor records from the official municipal feed. 14-day free trial below — cancel anytime in one click.

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 today · live from city records

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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
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-14 General Construction RECHECK FOR POSSIBLE CLASS CHANGE
2026-07-14 General Construction
2026-07-14 General Construction
2026-07-13 General Construction RECHECK FOR NEW CONSTRUCTION new_construction
2026-07-13 General Construction
2026-07-13 General Construction
2026-07-13 Solar $16,214 9437 MEADOW LN, UNINCORPORATED COOK COUNTY, PLAN REVISION TO 26-0917 ROOFTOP SOLAR W/ESS battery solar battery_storage SASIKALA PAIDI
2026-07-13 General Construction RECHECK FOR NEW CONSTRUCTION new_construction
2026-07-11 Fire Protection $179,750 575 NORTHWEST AVE, NORTHLAKE, IL 60164 DEMO EXISTING IN-RACK FIRE SPRINKLER SYSTEM INSTALL NEW WET PIPE IN-RACK FIRE SP… SHAMBAUGH & SON L.P.
2026-07-10 Electrical 15030 DIEKMAN CT, DOLTON, IL 60419 CHANGE OUTLETS ONLY BRENDA STEPHENS
2026-07-10 Roofing $9,540 517 HAZELWOOD LN, UNINCORPORATED COOK COUNTY, REROOF SFR ATTACHED GARAGE JARED KNEEBONE
2026-07-10 HVAC/Mech $250,000 1340 HUBER LN, GLENVIEW,IL 60026 REMODEL, INCL NEW WINDOWS, DOORS, ENTRY OVERHANG, HVAC TRAIL TO HOME REAL ESTATE & DESIGN LLC
2026-07-10 Roofing $8,000 13550 KRISTOFFER LN, UNINCORPORATED COOK COUNTY, REROOF SFR MARICA HOLMBERG TRUSTE
2026-07-10 Pool/Spa $60,000 5828 S EDGEWOOD AVE, LA GRANGE, IL 60525 IG POOL WITH AUTOCOVER AND SPA INSTALLATION/ RELOCATE ATF SHED BRENT & BRIDGETTE MULDER
2026-07-10 Roofing $34,823 10710 PALOS WEST DR, UNINCORPORATED COOK COUNTY, ROOF JAMES F ANTONELLI JRTR
2026-07-10 General Construction
2026-07-10 Roofing $36,850 816 ALCOA AVE, UNINCORPORATED COOK COUNTY, REROOF SFR KATHLEEN OLALDE
2026-07-10 Solar $26,880 231 VALERIE CT, GLENVIEW, IL 60025 ROOFTOP SOLAR SFR/ E55 solar solar_pv SUNRUN INSTALLATION SERVICES
2026-07-10 Solar $26,880 231 VALERIE CT, UNINCORPORATED COOK COUNTY, ROOFTOP SOLAR SFR / ESS battery solar battery_storage PANAGIOTA SOTEROPOULOS
2026-07-09 Solar $30,518 5132 N 300 W, PROVR UT INSTALL MOUNTED SOLAR PANELS ON ROOF solar solar_pv AMBIA ENERGY LLC
2026-07-09 General Construction
2026-07-09 HVAC/Mech $15,435 5701 73RD ST, CHICAGO, IL 60638 AC REPL 80 70K BTUS ac FOUR SEASON HEATING AND COOLING INC.
2026-07-09 General Construction
2026-07-09 General Construction $1,100 35 ABBEY DR, BARRINGTON HILLS, IL TREE REMOVAL FOR NEW SFR GEETHA BALASUBRAMANIAN
2026-07-09 Structural CHECK FOR BASEMENT APARTMENT BUILDOUT.
2026-07-08 General Construction
2026-07-08 General Construction RECHECK FOR NEW CONSTRUCTION new_construction
2026-07-08 General Construction
2026-07-08 General Construction $10,000 9205 POTTER RD 1C, UNINCORPORATED COOK COUNTY, REMODEL CONDO MOHAMMED K MOHAJIR
2026-07-08 General Construction $80,000 2727 PAULINE AVE, GLENVIEW, IL 60025 INTERIOR REMODEL SFR DANIEL SPAIN
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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 15 of 25 businesses below.

🆕 New this week
Contractor Permits (90d) Trade Avg Value Contact
1. DUBOIS PAVING CO Active 80 (80) Landscaping & Exterior $8,128
2. SUNRUN INSTALLATION SERVICES 54 (9) Solar $23,717
3. EXEMPT Active 50 (12) HVAC $267,877
4. SIMON PROPERTY GROUP Active 42 (15) $155,187
5. RENEWAL BY ANDERSEN, LLC 📞 37 (8) Windows & Doors $22,169 🔒 Reveal
6. KING HVAC SYSTEMS LLC 📞 33 (8) HVAC $9,938 🔒 Reveal
7. COLONY LAKE CLUB HOA Active 32 (32) Roofing $12,334
8. TOWNE PLACE EAST HOMEOWNERS 📞 Active 32 (32) $875 🔒 Reveal
9. PULTE 📞 31 (3) New Construction $262,958 🔒 Reveal
10. KING HVAC 📞 23 (3) HVAC $8,719 🔒 Reveal
11. KEVIN SZABO JR PLUMBING INC. 📞 21 (10) Plumbing $5,407 🔒 Reveal
12. DUDEK 21 (8) HVAC $12,507
13. PERMA-SEAL BASEMENT SYSTEMS, INC. 📞 19 (7) Plumbing $13,558 🔒 Reveal
14. DOORNBOS HEATING & AIR… 19 (5) HVAC $15,082
15. NEXT DOOR & WINDOW 📞 17 (6) HVAC $23,034 🔒 Reveal
16. WINDOW NATION, LLC 📞 17 (5) HVAC $17,330 🔒 Reveal
17. OLYMPIK SIGNS, INC. 📞 17 (4) Signage $5,868 🔒 Reveal
18. A & M FENCE CORP Active 16 (14) Landscaping & Exterior $6,766
19. FREEDOM FOREVER ILLINOIS LLC 📞 16 (1) Solar $32,345 🔒 Reveal
20. SUNRISE SOLAR 📞 15 (8) Solar $18,551 🔒 Reveal
21. VILLAGE OF SCHAUMBURG 📞 14 (5) $323,110 🔒 Reveal
22. SCHAUMBURG REAL ESTATE GROUP 14 (5) Fire Protection $511,211
23. POLAR HEATING & AIR CONDITIONING, INC. 📞 13 (4) HVAC $7,272 🔒 Reveal
24. DRF TRUSTED PROPERTY SOLUTIONS 13 (2) Plumbing $2,261
25. PARVIN-CLAUSS SIGN CO 📞 12 (1) Signage $11,008 🔒 Reveal

Viewing 25 of 25 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 DUBOIS PAVING CO, SUNRUN INSTALLATION SERVICES, EXEMPT, SIMON PROPERTY GROUP and RENEWAL BY ANDERSEN, LLC. 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 1d 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 Palatine permits Lake County permits Streamwood permits BARRINGTON permits Rosemont permits Columbia permits COUNTRYSIDE permits Dolton permits

Comparing permit-data tools? See BuildZoom vs Shovels vs PermitGrab (2026) — pricing, coverage, and which fits contractors, suppliers, and developers.

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