Cook County Building Permits & Contractor Leads

3,890 indexed permits · 673 active contractors · Cook County, Illinois.

PermitGrab tracks 673 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
673
Active Contractors
Updated recently · 2026-05-29
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Cook County had 57 new building permits filed in the last 30 days, led by 15 hvac, 11 roofing and 7 landscaping & exterior. The average project value is $25,137.

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All permits

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

Date Type Value Address Details Contractor / Status Save
2025-12-30 Plumbing 201 ASPEN DR, SCHAUMBURG, IL, SCHAUMBURG, IL 60194 SEWER REPAIR MORSET III, VICTOR E
2025-12-30 General Construction 1102 MORSE AVE, SCHAUMBURG, IL 60193 ZONING M1 - CARPENTRY MANUFACTURING 1102 MORSE AVE
2025-12-29 HVAC/Mech 623 VENICE CT, SCHAUMBURG, I, SCHAUMBURG, IL 60193 FURNACE AIR CONDITIONER SMITH, DAVID
2025-12-29 General Construction 1310 MONTCLAIRE PL, SCHAUMBU, SCHAUMBURG, IL 60173 ELECTRIC VEHICLE CHARGER PATEL, KIRAN H
2025-12-29 General Construction 1855 W GOLF RD, SCHAUMBURG, ,SCHAUMBURG, IL 60194 ALTERATION POPLAR CREEK PLAZA LLC
2025-12-29 Plumbing 2137 NORTHWIND CIR, SCHAUMBU, SCHAUMBURG, IL 60194 WATER HEATER YARC, RICHARD
2025-12-29 General Construction 1228 N ROSELLE RD, SCHAUMBURG, IL 60195 ZONING B2 - HOOKAH LOUNGE ESTABLISHMENT EXISTED PRIOR 2008 1224 N ROSELLE RD UNIT# B
2025-12-29 HVAC/Mech 6 DELAWARE CT, SCHAUMBURG, I, SCHAUMBURG, IL 60193 FURNACE AIR CONDITIONER MCDOUGALL, CRAIG
2025-12-29 General Construction 110 STATE PKY, SCHAUMBURG, I, SCHAUMBURG, IL 60173 COMMERCIAL/INDUSTRIAL DEVELOPMENT HAMAMOTO, HIROMI
2025-12-29 Plumbing 533 BROCKTON LN, SCHAUMBURG, ,SCHAUMBURG, IL 60193 SEWER REPAIR ONDRUS, LINDA
2025-12-26 General Construction 1515 WOODFIELD RD, UNIT 102, ,SCHAUMBURG, IL 60173 ALTERATION SCHAUMBURG CC OWNER LLC
2025-12-26 Solar 129 MILLIS LN, SCHAUMBURG, I, SCHAUMBURG, IL 60193 WIND OR SOLAR ENERGY SYSTEM KODRYAN, MARINA
2025-12-26 HVAC/Mech 1201 MOHAWK CT, SCHAUMBURG, ,SCHAUMBURG, IL 60193 FURNACE SCHODER, FRITZ
2025-12-26 General Construction 1420 N MEACHAM RD, SCHAUMBUR, SCHAUMBURG, IL 60173 ALTERATION NARE MEACHAM SQUARE LLC
2025-12-26 General Construction 1450 AMERICAN LN, UNIT 1100, ,SCHAUMBURG, IL 60173 ALTERATION SCHAUMBURG TOWERS OFFICE COMPLEX, LLC
2025-12-26 General Construction 5 WOODFIELD MALL, SCHAUMBURG, SCHAUMBURG, IL 60173 ALTERATION SIMON PROPERTY GROUP
2025-12-26 Solar 628 CLOVER LN, SCHAUMBURG, I, SCHAUMBURG, IL 60193 WIND OR SOLAR ENERGY SYSTEM KOZUEV, NURLAN
2025-12-26 Plumbing 306 E BEECH DR, SCHAUMBURG, ,SCHAUMBURG, IL 60193 WATER HEATER HUEBNER, JEFFREY
2025-12-23 Fire Protection 1201 WILEY RD, SCHAUMBURG, I, SCHAUMBURG, IL 60173 FIRE ALARM HMC CHP 1201 WILEY LLC
2025-12-23 General Construction 347 W GOLF RD, SCHAUMBURG, I, SCHAUMBURG, IL 60195 ALTERATION R M S PROPERTIES
2025-12-23 Fire Protection 5 WOODFIELD MALL, SCHAUMBURG, SCHAUMBURG, IL 60173 FIRE SPRINKLER SIMON PROPERTY GROUP
2025-12-23 HVAC/Mech 1699 WOODFIELD RD, UNIT 1, S, SCHAUMBURG, IL 60173 FURNACE NATRAJ INVESTMENTS LLC
2025-12-23 General Construction 1051 PERIMETER DR, UNIT 1170, SCHAUMBURG, IL 60173 ALTERATION MR 1051 LLC
2025-12-23 HVAC/Mech 401 N ROSELLE RD, SCHAUMBURG, SCHAUMBURG, IL 60194 AIR CONDITIONING - LIKE KIND SCHAUMBURG PARK DIST
2025-12-23 General Construction 2401 W SCHAUMBURG RD, SCHAUM, SCHAUMBURG, IL 60194 ALTERATION REALTY INCOME ILL PROPERTIES 4 LLC
Page 139 of 156 ← Prev 1 2 138 139 140 155 156 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. SIMON PROPERTY GROUP 40 (7) - Verifying…
2. TOWNE PLACE EAST HOMEOWNERS Active 32 (32) - Verifying…
3. COLONY LAKE CLUB HOA Active 32 (32) Roofing - Verifying…
4. SCHAUMBURG REAL ESTATE GROUP 14 (3) Fire Protection - Verifying…
5. TOWNSHIP PLAZA SPE LLC 10 (3) - Verifying…
6. VILLAGE OF SCHAUMBURG 10 (1) - Verifying…
7. TOWN PLACE EAST HOMEOWNERS 4 (4) - Verifying…
8. CG MOUNT PROSPECT LLC 3 (3) - Verifying…
9. GATEWAY-WALDEN LLC 3 (2) Electrical - Verifying…
10. MR 1051 LLC 3 (2) Fire Protection - Verifying…
11. MAIERS, DON 3 (1) Solar - Verifying…
12. OP MINCEMEAT 1900 A LLC 3 (1) - Verifying…
13. G K DEVELOPMENT INC 3 (1) - Verifying…
14. KARMA INVESTMENTS LLC 2 (2) - Verifying…
15. T A BOLGER 2 (2) - Verifying…
16. NUNEZ, DALILA 2 (2) Landscaping & Exterior - Verifying…
17. SCHRAY, STEVEN 2 (2) Roofing - Verifying…
18. TREEHOUSE I 2 (2) - Verifying…
19. BOKHARI, SYED ALI I 2 (1) Solar - Verifying…
20. RAYUS PROPCO LLC 2 (1) - Verifying…
21. RMS PROPERTIES LLC 2 (1) - Verifying…
22. MIS, KRYSTIAN 2 (1) Landscaping & Exterior - Verifying…
23. NECG WOODFIELD BH LLC 2 (1) - Verifying…
24. ISAITAMIL LLC 2 (1) - Verifying…
25. RAZA, SYED 2 (1) Landscaping & Exterior - 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 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 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 57 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.

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...

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
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