Cook County Building Permits & Contractor Leads

3,890 indexed permits · 2,800 active contractors · Cook County, Illinois.

Not shared leads. Not a marketplace. Every record is a public permit filing you can verify yourself — your competitors aren't handed the same list. One closed job typically covers the whole year. Cancel anytime in one click — no retention call.

PermitGrab tracks 2,800 active contractors who pulled 3,890 building permits in Cook County, IL. Updated periodically.

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 free trial below — cancel anytime in one click.

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

3,890
Indexed Permits
2,800
Active Contractors
Updated this month · 2026-05-29
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Cook County had 48 new building permits filed in the last 30 days, led by 12 hvac, 10 roofing and 6 new construction. The average project value is $28,276.

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3,890 records — permits and code violations sorted by date

Date Type Value Address Details Contractor / Status Save
2026-03-25 General Construction $109,000 1401 N PLUM GROVE RD, SCHAUM, SCHAUMBURG, IL 60173 SITE PARKING LOT MAINTENANCE AND REPAIR EXTRA SPACE STORAGE INC.
2026-03-25 Fence $5,810 200 W SUNSET RD, MOUNT PROSPECT, IL 60056 FENCE RESIDENTIAL THE LIBERTY LIVING TRUST U/A DATED…
2026-03-25 Fence $5,500 1200 BIRCH DR, MOUNT PROSPECT, IL 60056 FENCE RESIDENTIAL DAWID KRASON
2026-03-25 HVAC/Mech $9,970 421 N WALNUT LN, SCHAUMBURG, ,SCHAUMBURG, IL 60194 FURNACE HITOV, KAMEN
2026-03-25 General Construction $65,000 920 W HIGGINS RD, SCHAUMBURG, SCHAUMBURG, IL ALTERATION KAGR SCHAUMBURG, LLC
2026-03-25 General Construction $286,712 907 LUNT AVE, SCHAUMBURG, IL, SCHAUMBURG, IL 60193 ALTERATION KARMA INVESTMENTS LLC
2026-03-25 General Construction $16,200 900 BRADFORD LN, SCHAUMBURG, ,SCHAUMBURG, IL 60193 SIDING NUNEZ, DALILA
2026-03-25 General Construction $50,000 426 ARGYLL LN, SCHAUMBURG, I, SCHAUMBURG, IL 60194 ALTERATION - RESIDENTIAL BRZESKI, ANDRZEJ
2026-03-25 Fence $1,000 15 W NIAGARA AVE, SCHAUMBURG, SCHAUMBURG, IL 60193 FENCE MIS, KRYSTIAN
2026-03-25 General Construction $5,000 24 W SCHAUMBURG RD, SCHAUMBU, SCHAUMBURG, IL 60194 ALTERATION T A BOLGER
2026-03-25 Roofing $21,808 335 S SALEM DR, SCHAUMBURG, ,SCHAUMBURG, IL 60193 ROOF/REROOF BRADY, WILLIAM
2026-03-25 Roofing $17,310 1707 VERDE DR, MOUNT PROSPECT, IL 60056 ROOF RESIDENTIAL MATTHEW JONES
2026-03-24 General Construction $65,000 809 BISHOP CT, SCHAUMBURG, I, SCHAUMBURG, IL 60194 ALTERATION - RESIDENTIAL WEBER, DAVID
2026-03-24 General Construction $819,000 5 WOODFIELD MALL, SCHAUMBURG, SCHAUMBURG, IL 60173 ALTERATION SIMON PROPERTY GROUP
2026-03-24 Plumbing 1834 LANCASHIRE CT, SCHAUMBU, SCHAUMBURG, IL 60194 PLUMBING, MISCELLANEOUS R & R REAL ESTATE GROUP LLC
2026-03-24 General Construction $400,000 200 N MARTINGALE RD, SCHAUMB, SCHAUMBURG, IL 60173 ALTERATION TOWNSHIP PLAZA SPE LLC
2026-03-24 Roofing $8,800 900 BRADFORD LN, SCHAUMBURG, ,SCHAUMBURG, IL 60193 ROOF/REROOF NUNEZ, DALILA
2026-03-24 Fence $3,308 14 S OWEN ST, MOUNT PROSPECT, IL 60056 FENCE RESIDENTIAL CATHERINE WOOD 2025 TRUST DTD…
2026-03-24 General Construction $94,176 300 COMMERCE DR, SCHAUMBURG, ,SCHAUMBURG, IL 60173 ELEVATOR MAZAK CORPORATION
2026-03-24 General Construction $2,000 5 WOODFIELD MALL, SCHAUMBURG, SCHAUMBURG, IL 60173 LOW VOLTAGE SIMON PROPERTY GROUP
2026-03-24 Roofing $16,500 108 E COUNCIL TRL, MOUNT PROSPECT, IL 60056 ROOF RESIDENTIAL STEVE PRZYBORSKI
2026-03-24 General Construction $11,250 1251 AMERICAN LN, SCHAUMBURG, SCHAUMBURG, IL 60173 ELECTRICAL ONLY SCHAUMBURG PREMIER HOSPITALITY LLC
2026-03-24 HVAC/Mech $6,122 228 ARROWWOOD CT, UNIT B2, S, SCHAUMBURG, IL 60193 AIR CONDITIONER ZENOW, KATHLEEN M
2026-03-23 Roofing $14,000 914 S WILLIAM ST, MOUNT PROSPECT, IL 60056 ROOF RESIDENTIAL KABITA KUMARI CHAUDHARY
2026-03-23 Plumbing $6,250 806 S EDWARD ST, MOUNT PROSPECT, IL 60056 SEWER REPAIR RESIDENTIAL STEVEN ROMAN
Page 119 of 156 ← Prev 1 2 118 119 120 155 156 Next →

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. WELLINGTON COURT ASSOCIATION Active 96 (96) Landscaping & Exterior $1,489 Verifying…
2. LEXINGTON GREEN II Active 48 (48) Roofing $5,350 Verifying…
3. SIMON PROPERTY GROUP 43 (7) Fire Protection $251,185 Verifying…
4. COLONY LAKE CLUB HOA Active 32 (32) Roofing $12,334 Verifying…
5. KAPLAN PAVING Active 21 (21) Landscaping & Exterior $1,897 Verifying…
6. KARA BLASKOVITZ Active 20 (20) Roofing $21,654 Verifying…
7. SCHAUMBURG REAL ESTATE GROUP 16 (5) Fire Protection $167,120 Verifying…
8. KRZYSTOF WIETESKA Active 15 (15) $26,860 Verifying…
9. RENEWAL BY ANDERSEN, LLC Active 11 (11) Windows & Doors $36,243 Verifying…
10. PULTE HOME COMPANY LLC Active 11 (11) Plumbing $24,013 Verifying…
11. CONCRETE BY SENNSTROM LLC Active 11 (11) Landscaping & Exterior $1,619 Verifying…
12. EXEMPT 10 (10) Addition $619,421 Verifying…
13. TOWNSHIP PLAZA SPE LLC 10 (3) Fire Protection $173,333 Verifying…
14. SCHAUMBURG TOWERS OFFICE COMPLEX, LLC 10 (1) Fire Protection $350,000 Verifying…
15. VILLAGE OF SCHAUMBURG 10 (1) Electrical - Verifying…
16. DARIO LUNA 9 (9) Landscaping & Exterior $601 Verifying…
17. ILLINOIS FENCE COMPANY 8 (8) HVAC $8,938 Verifying…
18. G&Z EXTERIOR INC 8 (8) HVAC $23,134 Verifying…
19. KURT SCHILD 8 (8) $3,381 Verifying…
20. SCHAUMBURG CC OWNER LLC 8 (2) Fire Protection $1,500 Verifying…
21. ABC CARPENTRY 7 (7) Landscaping & Exterior $5,000 Verifying…
22. NORTHWEST FENCE INC. 7 (7) HVAC $7,903 Verifying…
23. DEANNA MARSH 7 (7) $9,143 Verifying…
24. JOHN PANCORVO 7 (7) Landscaping & Exterior $1 Verifying…
25. PERMIT GROUP 7 (7) HVAC $6,249 Verifying…

Viewing 25 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 3890+ Cook County building permits — updated periodically 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 pulled permits in Cook County this week?

The most active contractors filing in Cook County right now include WELLINGTON COURT ASSOCIATION, LEXINGTON GREEN II, SIMON PROPERTY GROUP, COLONY LAKE CLUB HOA and KAPLAN PAVING. PermitGrab tracks 2,800 active contractors across the metro, with new filings indexed on every refresh.

How fresh is Cook County permit data?

Updated periodically. 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?

In the last 30 days, Cook County permitting activity covers 48 new building 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.

Three plays that win in Cook County

Lists are for mailing. Phones are for closing.

📞

The same-day call

Filter Cook County to your trade each morning. Every fresh permit shows the contractor with a verified phone — call the GC to sub, call the owner to upsell the next phase, while competitors are still printing postcards.

🕵️

The competitor watch

Search any competitor's name and see every job they pulled in Cook County — where they're working, what they're charging the city in declared value, and which neighborhoods they own. Pitch the follow-on work at each address.

🚨

The motivated-seller list

Code violations matched to property owners. An owner facing a citation is the warmest restoration, repair, or wholesale-offer lead there is — and no marketplace sells this list.

Run these plays in Cook County — $149/mo

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...

Read guide →
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...

Read guide →
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 3890 building permits in Cook County, Illinois. Data is pulled directly from the official municipal open-data source on every collection cycle and includes permit number, address, permit type, contractor, status, and estimated value where available.

How fresh is the Cook County permit data?

PermitGrab collects Cook County on every daemon cycle. Its municipal source is currently updated periodically, so new permits appear here within 1–3 days of the source publishing them. The count above reflects the complete current record from that source.

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.

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.
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.
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