Cook County Building Permits & Contractor Leads

1,017 indexed permits · 673 active contractors · Cook County, Illinois.

PermitGrab tracks 673 active contractors who pulled 1,017 building permits in Cook County, IL. Updated daily.

PermitGrab is a $149/mo subscription that surfaces every Cook County building permit, contractor record, and code violation from the official municipal feed within 12-24 hours of filing — used by solar installers, roofers, HVAC contractors, real-estate investors, and insurance restoration teams to acquire leads at the moment a homeowner commits to a project. 14-day trial below — no signup, card on file.

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

1,017
Indexed Permits
673
Active Contractors

Who pulled permits in Cook County this week?

The most active contractors filing in Cook County right now include SIMON PROPERTY GROUP, TOWNE PLACE EAST HOMEOWNERS, COLONY LAKE CLUB HOA, SCHAUMBURG REAL ESTATE GROUP and TOWNSHIP PLAZA SPE LLC. PermitGrab tracks 673 active contractors across the metro, with new filings indexed daily.

How fresh is Cook County permit data?

Updated daily from the municipal permit feed. Permit records carry filing date, address, project value, contractor name (where the source publishes it), and permit type, so a fresh row means a fresh lead.

What construction is happening in Cook County right now?

Cook County permit activity covers 1,017 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.

Updated this month · 2026-04-30
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All permits

1,017 records — permits and code violations sorted by date

Date Type Address Details Contractor / Status
2026-03-30 HVAC/Mech 635 BOXWOOD DR, SCHAUMBURG, ,SCHAUMBURG, IL 60193 FURNACE AIR CONDITIONER DONOGHUE, CHRISTOPHER
2026-03-30 General Construction 1023 S ROSELLE RD, SCHAUMBUR, SCHAUMBURG, IL 60193 ALTERATION INLAND COMMERICAL PROPERTY MGMT
2026-03-30 General Construction 532 LOIS CT, MOUNT PROSPECT, IL 60056 INTERIOR REMODEL VIKTOR DOTSIAK TRUST DTD 4/18/24
2026-03-30 Plumbing 337 W GOLF RD, SCHAUMBURG, I, SCHAUMBURG, IL 60195 PLUMBING ONLY RMS PROPERTIES LLC
2026-03-30 General Construction 1777 CRYSTAL LN 408, MOUNT PROSPECT, IL 60056 BATHROOM REMODEL TIMOTHY A ROCAP TRUST DATED…
2026-03-30 Fence 1926 SYRACUSE LN, SCHAUMBURG, SCHAUMBURG, IL 60193 FENCE SHIRAHAMA, MICHAEL
2026-03-30 General Construction 2007 SCOTT TER, MOUNT PROSPECT, IL 60056 FLATWORK - CONCRETE ASPHALT OR PAVERS ANGELINE COLLIER REVOCABLE TRUST DTD…
2026-03-30 Plumbing 316 S EMERSON ST, MOUNT PROSPECT, IL 60056 SEWER REPAIR RESIDENTIAL VICTORIA LEE BARON LIVING TRUST DATED 11…
2026-03-30 General Construction 133 W PROSPECT AVE, MOUNT PROSPECT, IL 60056 INTERIOR REMODEL CG MOUNT PROSPECT LLC
2026-03-30 Roofing 117 CAN DOTA AVE, MOUNT PROSPECT, IL 60056 ROOF RESIDENTIAL MICHAEL KINNEY
2026-03-30 General Construction 220 S ROSELLE RD, SCHAUMBURG, SCHAUMBURG, IL 60193 HYDRANT REPAIR TOWN SQUARE CONDOMINIUMS
2026-03-27 Roofing 1814 CAMBOURNE LN, SCHAUMBUR, SCHAUMBURG, IL 60194 ROOF/REROOF CATHERINE DEVLIN LIVING TRUST
2026-03-27 General Construction 31 W SCHAUMBURG RD, SCHAUMBU, SCHAUMBURG, IL SITE PARKING LOT MAINTENANCE AND REPAIR T A BOLGER
2026-03-27 General Construction 14 BRANCHWOOD DR, SCHAUMBURG, SCHAUMBURG, IL 60193 ELECTRIC VEHICLE CHARGER DEBENEDICTIS, VITO JR
2026-03-27 General Construction 1900 E GOLF RD, SCHAUMBURG, ,SCHAUMBURG, IL 60173 ALTERATION OP MINCEMEAT 1900 A LLC
2026-03-27 General Construction 2377 COUNTY FARM LN, SCHAUMB, SCHAUMBURG, IL 60194 WALK/STOOP WILLIAMSON MGMT CO
2026-03-27 Plumbing 1116 TYLER DR, SCHAUMBURG, I, SCHAUMBURG, IL 60193 PLUMBING, MISCELLANEOUS KOWYNIA, FRANK
2026-03-27 General Construction 1 S LOUIS ST, MOUNT PROSPECT, IL 60056 BOILER KATHRYN KOWALCZYK
2026-03-27 General Construction 607 E GOLF RD, SCHAUMBURG, I, SCHAUMBURG, IL 60173 ALTERATION MDK BUILDINGS LLC
2026-03-27 Plumbing 912 APPLE DR, SCHAUMBURG, IL, SCHAUMBURG, IL 60194 SEWER REPAIR IMHOFF, JAKOB
2026-03-27 General Construction 401 W WEATHERSFIELD WAY, SCH, SCHAUMBURG, IL 60193 SHED PARKER, GREGG
2026-03-27 General Construction 5 WOODFIELD MALL, SCHAUMBURG, SCHAUMBURG, IL 60173 ALTERATION SIMON PROPERTY GROUP
2026-03-27 Plumbing 2310 ANDOVER CT, SCHAUMBURG, ,SCHAUMBURG, IL 60194 WATER HEATER BEAN, MARGARET
2026-03-27 General Construction 1301 AMERICAN LN, SCHAUMBURG, SCHAUMBURG, IL 60173 ALTERATION ISAITAMIL LLC
2026-03-27 Fire Protection 1051 PERIMETER DR, SCHAUMBUR, SCHAUMBURG, IL 60173 FIRE SPRINKLER MR 1051 LLC
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Top Contractors

Most active contractors by permit volume — last 90 days of activity shown in parentheses. Contact info is being verified — check back soon or subscribe to unlock full contacts.

🆕 New this week
Contractor Permits (90d) Trade Avg Value Contact
1. SIMON PROPERTY GROUP Cold 40 (7) - Verifying…
2. TOWNE PLACE EAST HOMEOWNERS Active Cold 32 (32) - Verifying…
3. COLONY LAKE CLUB HOA Active Cold 32 (32) Roofing - Verifying…
4. SCHAUMBURG REAL ESTATE GROUP Cold 14 (3) Fire Protection - Verifying…
5. TOWNSHIP PLAZA SPE LLC Cold 10 (3) - Verifying…
6. VILLAGE OF SCHAUMBURG Cold 10 (1) - Verifying…
7. TOWN PLACE EAST HOMEOWNERS Cold 4 (4) - Verifying…
8. CG MOUNT PROSPECT LLC Cold 3 (3) - Verifying…
9. GATEWAY-WALDEN LLC Cold 3 (2) Electrical - Verifying…
10. MR 1051 LLC Cold 3 (2) Fire Protection - Verifying…
11. MAIERS, DON Cold 3 (1) Solar - Verifying…
12. OP MINCEMEAT 1900 A LLC Cold 3 (1) - Verifying…
13. G K DEVELOPMENT INC Cold 3 (1) - Verifying…
14. KARMA INVESTMENTS LLC Cold 2 (2) - Verifying…
15. T A BOLGER Cold 2 (2) - Verifying…
16. NUNEZ, DALILA Cold 2 (2) Landscaping & Exterior - Verifying…
17. SCHRAY, STEVEN Cold 2 (2) Roofing - Verifying…
18. TREEHOUSE I Cold 2 (2) - Verifying…
19. BOKHARI, SYED ALI I Cold 2 (1) Solar - Verifying…
20. RAYUS PROPCO LLC Cold 2 (1) - Verifying…
21. RMS PROPERTIES LLC Cold 2 (1) - Verifying…
22. MIS, KRYSTIAN Cold 2 (1) Landscaping & Exterior - Verifying…
23. NECG WOODFIELD BH LLC Cold 2 (1) - Verifying…
24. ISAITAMIL LLC Cold 2 (1) - Verifying…
25. RAZA, SYED Cold 2 (1) Landscaping & Exterior - Verifying…

Viewing 5 of 25 contractors in Cook County

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Permit Types in Cook County
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 1017+ 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.

Cook County Contractor Guides

In-depth resources for contractors working in Cook County

2026-03-24

How Smart Contractors Use Building Permits to Find $100K+ Projects

Every year, billions of dollars in construction work are filed through building permits across the United States. Property owners are planni...

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2026-03-15

How to Find Construction Leads in 2026: A Data-Driven Approach

How to Find Construction Leads in 2026: A Data-Driven Approach Every contractor needs a pipeline of new work. The question isn't whether you...

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2026-03-10

What Is a Building Permit? A Contractor's Guide to Using Permit Data

What Is a Building Permit? A Contractor's Guide to Using Permit Data If you work in construction, you know building permits are part of the ...

Read guide →
Nearby Illinois Cities — explore building permits in other Illinois cities

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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 1017 building permits in Cook County, Illinois. Data is pulled daily from the official municipal open-data source and includes permit number, address, permit type, contractor, status, and estimated value where available.

How fresh is the Cook County permit data?

Most cities refresh their open-data portals on a 24-hour cadence, so new permits typically appear in PermitGrab within 1–3 days of filing. Cook County is collected on every daemon cycle; if the upstream source has a known delay we note it on the page.

How can contractors find construction leads in Cook County?

Contractors find leads in Cook County by filtering PermitGrab by trade and ZIP code, then contacting the permit applicant (owner or general contractor) directly. Pro subscribers get verified phone numbers and can set up saved-search email alerts so new matches land in their inbox the same day they’re filed.

What’s included in the 14-day trial?

The 14-day trial includes full Pro access to Cook County — unlimited phone and website reveals, CSV export, trade and value-tier filters, lead scoring, and violation cross-reference flags. 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.

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Who buys this data?

Cook County permit & owner data, by use case

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

Real estate investors
Code violations in Cook County = motivated sellers. Out-of-state landlord + active citation = top of the wholesale call list.
Contractors & subs
Every Cook County GC who pulled a permit this week is sourcing labor and materials right now. Phone numbers included.
Home service companies
A Cook County addition or remodel signals an HVAC, plumbing, or warranty upsell window. Reach owners while the project is fresh.
Solar installers
Roof permits and electrical upgrades in Cook County are the highest-intent solar lead signals. Owner-occupant filter built in.
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.
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